| Alton Animal Clinic | Alton | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Location 1 de | Alton | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Antioch Eyecare | Antioch | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Antioch Eyecare | Antioch | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Antioch Eyecare LLC | Antioch | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Kozak Orthodontics, P.C. | Antioch | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Active Care Center, Sc | Arlington Heights | Physical therapy | Ivy Rehab Network | Waud Capital Partners |
| Arlington Cat Clinic | Arlington Heights | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| Favia Family Dental LLC | Arlington Heights | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Nak4 Orthodontics - Arlington Heights | Arlington Heights | Dentists | Southern Orthodontic Partners | Shore Capital Partners |
| Timbercrest Veterinary Services - Atlanta | Atlanta | Veterinarians | CareVet | Compass Group Equity Partners |
| Advanced Family Dental of Naperville, P.C. | Aurora | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Lincoln Family Dental, P.C. | Aurora | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Smile Doctors Orthodontics - Aurora | Aurora | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Barrington Eye Care | Barrington | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Barrington Eye Care Center, P.C. | Barrington | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Magnolia Family Dentistry | Barrington | Dentists | Smile Brands | Gryphon Investors |
| Tabak Optometry | Barrington | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Bartlett Animal Hospital | Bartlett | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Bensenville Animal Hospital | Bensenville | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Abd Dental Associates, LLC | Bloomingdale | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Bloomingdale Animal Hospital | Bloomingdale | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Stratford Dental | Bloomingdale | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Bloomington Smile Center | Bloomington | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Dental Group of Bloomington | Bloomington | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Kruger Animal Hospital | Bloomington | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| McLean County Dental | Bloomington | Dentists | CORDENTAL Group | NMS Capital |
| McLean County Dental-Bloomington | Bloomington | Dentists | CORDENTAL Group | NMS Capital |
| Randolph & Associates Family Dentistry | Bloomington | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| Signature Dental Experience | Bloomington | Dentists | CORDENTAL Group | NMS Capital |
| Bevlab Animal Hospital | Blue Island | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| Boughton Square Animal Clinic | Bolingbrook | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| 590 Dental Care | Bourbonnais | Dentists | Smile Brands | Gryphon Investors |
| Bradley Dental, LLC | Bourbonnais | Dentists | Familia Dental | The Halifax Group |
| Danos Dental, PLLC | Bourbonnais | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Dental Group of Bourbonnais | Bourbonnais | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Alan Optical | Buffalo Grove | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Alan Optical PLLC | Buffalo Grove | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Eyecare Dimensions | Byron | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Campton Animal Clinic | Campton Hills | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Oakdale Veterinary Center | Canton | Veterinarians | AmeriVet Veterinary Partners | AEA Investors · Abu Dhabi Investment Authority |
| Smile Doctors Orthodontics - Carbondale | Carbondale | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Advanced Family Dental & Orthodontics of Carlinville, PC | Carlinville | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Carterville Dental Center | Carterville | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Carterville Dental Center | Carterville | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Cary Grove Animal Hospital | Cary | Veterinarians | Community Veterinary Partners (CVP) | OMERS Private Equity |
| Cary Grove Dental LLC | Cary | Dentists | Smile Brands | Gryphon Investors |
| Animal Hospital at the Crossing | Champaign | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Champaign Center for Invisible Braces | Champaign | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Champaign Dental Group | Champaign | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Champaign Dental Group | Champaign | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Dana E. Fender, D.m.d., P.C. | Champaign | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Dr. Firas Ali, DMD | Champaign | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Philco Dental Group LLC - Champaign | Champaign | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| W. Eric Martin, DDS, PC | Champaign | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| Capitol Illini Veterinary Services (Chatham) | Chatham | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Grace Veterinary Clinic | Chatham | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Acierno Family Dentistry | Chicago | Dentists | Smile Brands | Gryphon Investors |
| Bridgeport Dental Smiles LLC | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Bridgeport Smiles | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Broadway Animal Hospital | Chicago | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Dean Optical | Chicago | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Dean Optical | Chicago | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Delgado DMD PLLC | Chicago | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Dogaholics | Chicago | Veterinarians | Destination Pet | LetterOne |
| Duke Animal Hospital | Chicago | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Harlem Irving Family Dental | Chicago | Dentists | Smile Brands | Gryphon Investors |
| Higgins Family Dental | Chicago | Dentists | Smile Brands | Gryphon Investors |
| Higgins Family Dental | Chicago | Dentists | Smile Brands | Gryphon Investors |
| Kragness Animal Hospital | Chicago | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Lincoln Park Eyes LLC | Chicago | Eye care | MyEyeDr. (Capital Vision Services) | Goldman Sachs Alternatives · Charlesbank Capital Partners |
| Metropolitan Veterinary Center (Chicago) | Chicago | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Montrose Dental Clinic PC | Chicago | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Northwestern Dental Center | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Petrie Storer & Associates DDS PC | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Premier Veterinary Group – Chicago | Chicago | Veterinarians | Ethos Veterinary Health | JAB Holding Company |
| Priya Setty, DDS PC | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Sanford L. Barr, D.d.s., Ltd. | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Smile Doctors Orthodontics - Chicago | Chicago | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| The Magnificent Smile | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| University Dental Professionals | Chicago | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Vision Boutique | Chicago | Eye care | MyEyeDr. (Capital Vision Services) | Goldman Sachs Alternatives · Charlesbank Capital Partners |
| West Loop Veterinary Care | Chicago | Veterinarians | Suveto | Levine Leichtman Capital Partners |
| Wrigleyville Veterinary Center | Chicago | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Shirkey Vet Clinic | Coal City | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Creating Smiles Cosmetic and Family Dentistry | Collinsville | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Davis Pet Hospital | Collinsville | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Mueller Veterinary Services | Columbia | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Coventry Eyecare Associates | Crystal Lake | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Dartmoor Dental Clinic LLC | Crystal Lake | Dentists | Smile Brands | Gryphon Investors |
| Decatur 2013 LLC | Decatur | Dentists | Familia Dental | The Halifax Group |
| Decatur 2014 | Decatur | Dentists | Familia Dental | The Halifax Group |
| Decatur 2015 LLC | Decatur | Dentists | Familia Dental | The Halifax Group |
| Decatur 2016 LLC | Decatur | Dentists | Familia Dental | The Halifax Group |
| Deerfield Animal Care Center | Deerfield | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Dpt Holdings, LLC | Deerfield | Physical therapy | Doctors of Physical Therapy (incl. Empower Physical Therapy) | SV Health Investors · Sheridan Capital Partners |
| Creative Therapeutics, Ltd. | Dekalb | Physical therapy | Doctors of Physical Therapy (incl. Empower Physical Therapy) | SV Health Investors · Sheridan Capital Partners |
| Dekalb Dental Group | Dekalb | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Prairie View Animal Hospital | Dekalb | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Clearvision Eyecare Ltd | Des Plaines | Eye care | MyEyeDr. (Capital Vision Services) | Goldman Sachs Alternatives · Charlesbank Capital Partners |
| Wright Animal Hospital | Des Plaines | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Sauk Valley Dental | Dixon | Dentists | CORDENTAL Group | NMS Capital |
| Downers Grove | Downers Grove | Eye care | MyEyeDr. (Capital Vision Services) | Goldman Sachs Alternatives · Charlesbank Capital Partners |
| Downers Grove Dental and Orthodontics | Downers Grove | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Dwight Veterinary Clinic | Dwight | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Furever Family Veterinary Care Center | East Moline | Veterinarians | Suveto | Levine Leichtman Capital Partners |
| C David Brickman DDS MS PC | Edwardsville | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Edwardsville Pet Hospital | Edwardsville | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Edwardsville Vision Center | Edwardsville | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Edwardsville Vision Center | Edwardsville | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Eigenbrodt Vision Center | Edwardsville | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Eigenbrodt Vision Center, P.C. | Edwardsville | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Mv Family Dental | Edwardsville | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| Effingham Dental Group | Effingham | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Orahh | Effingham | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Dexter Dental 3 LLC | Elgin | Dentists | Familia Dental | The Halifax Group |
| Dexter Dental LLC | Elgin | Dentists | Familia Dental | The Halifax Group |
| Elgin Dental Care | Elgin | Dentists | Smile Brands | Gryphon Investors |
| Elgin Family Eye Care | Elgin | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Elgin Family Eye Care LLC | Elgin | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Elgin Family EyeCare | Elgin | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Elk Grove Optical | Elk Grove Village | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Elk Grove Optical, P.C. | Elk Grove Village | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Oakton Animal Hospital | Elk Grove Village | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Elmhurst Animal Care Center | Elmhurst | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Bramer Animal Hospital | Evanston | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Evanston Eye Wellness Inc. | Evanston | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Fairview Heights Animal Clinic | Fairview Heights | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Connection Dental | Freeport | Dentists | CORDENTAL Group | NMS Capital |
| Pereira Dental, PLLC | Freeport | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Genoa Animal Hospital | Genoa | Veterinarians | AmeriVet Veterinary Partners | AEA Investors · Abu Dhabi Investment Authority |
| Dupage Family Eyecare | Glen Ellyn | Eye care | Keplr Vision | Imperial Capital Group · Golub Capital |
| Wheaton Animal Hospital | Glen Ellyn | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Glendale Animal Hospital | Glendale Heights | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Carillon Vision Care | Glenview | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Glenview Animal Hospital | Glenview | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Webster Dental Care Glenview, Ltd | Glenview | Dentists | Smile Brands | Gryphon Investors |
| Daniel-Randall Veterinary Clinic | Godfrey | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Best Friends Animal Hospital | Grayslake | Veterinarians | Suveto | Levine Leichtman Capital Partners |
| TOPS Veterinary Rehabilitation | Grayslake | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Hawthorn Woods Family Dental Care | Hawthorn Woods | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| Hawthorn Woods Family Dental Care | Hawthorn Woods | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| Kleinhoffer Family Eyecare | Highland | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Hillchester Animal Hospital | Hillside | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| Hinsdale Animal Hospital | Hinsdale | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Chin Oral Surgery - Hoffman Estates | Hoffman Estates | Dentists | Specialty1 Partners | VSS Capital Partners · Centerbridge Partners |
| Forest View Animal Hospital | Hoffman Estates | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Floss Dental Care | Homewood | Dentists | Smile Brands | Gryphon Investors |
| Homewood Veterinary Care | Homewood | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Sms Dental LLC | Homewood | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Smiles by Farr | Huntley | Dentists | Smile Brands | Gryphon Investors |
| Iec -Jacksonville | Jacksonville | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Intl Eyrcr Ctr Inc | Jacksonville | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Avid Dental | Joliet | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Avid Dental PC | Joliet | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Gabriella M. Paolucci, DDS | Joliet | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Kisner Dentistry | Kewanee | Dentists | CORDENTAL Group | NMS Capital |
| Progressive Dental | Lake In The Hills | Dentists | Smile Brands | Gryphon Investors |
| Avid Dental Lindenhurst, LLC | Lake Villa | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Lansing Animal Hospital | Lansing | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| Archer Veterinary Clinic | Lemont | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Care Animal Hospital of Libertyville | Libertyville | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Dennis E. Manning D.d.s.,ltd. | Libertyville | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Dental Health and Beauty | Libertyville | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| GreenTree Animal Hospital | Libertyville | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Lincoln Dental Center | Lincoln | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Avid Dental | Lindenhurst | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Family and Cosmetic Dentistry (Lindenhurst) | Lindenhurst | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Green Trails Animal Clinic | Lisle | Veterinarians | PetVet Care Centers | KKR |
| Prairie Dental Partners LLC | Lisle | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Advanced Family Dental & Chiropractic of Lockport PC | Lockport | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Advanced Family Dental of Lombard PC | Lombard | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Carriage Animal Hospital | Lombard | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Dogwood Pet Hospital | Loves Park | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Willow Ridge Animal Hospital | Loves Park | Veterinarians | CareVet | Compass Group Equity Partners |
| Macomb Dental Center | Macomb | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Metropolitan Eyecare Center of Manteno Inc | Manteno | Eye care | MyEyeDr. (Capital Vision Services) | Goldman Sachs Alternatives · Charlesbank Capital Partners |
| Kevin Cook Orthodontics | Marion | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Marion Veterinary Clinic | Marion | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Eye Surgery Center Of Maryville | Maryville | Eye care | EyeCare Partners (ECP) | Partners Group |
| Painton Dental PLLC | Mattoon | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| McHenry Dental Associates | McHenry | Dentists | Smile Brands | Gryphon Investors |
| Stonewood Dental PLLC | McHenry | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Mon-Clair Animal Hospital | Millstadt | Veterinarians | AmeriVet Veterinary Partners | AEA Investors · Abu Dhabi Investment Authority |
| RRC Orthodontics - Minooka | Minooka | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| Moline Family Dental | Moline | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Monmouth Small Animal Hospital | Monmouth | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Lakewood Animal Hospital | Morris | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Pine Bluff Animal Hospital | Morris | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Tender Care Animal Hospital | Morton | Veterinarians | Western Veterinary Partners | Tyree & D'Angelo Partners |
| Advanced Family Dental & Orthodontics of Mt. Olive, P.C. | Mount Olive | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Roy D. Bower, DMD, LLC | Mount Vernon | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Mundelein Animal Hospital | Mundelein | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Premier Veterinary Group – Mundelein | Mundelein | Veterinarians | Ethos Veterinary Health | JAB Holding Company |
| Dental Roots PC | Naperville | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Naperville Animal Hospital | Naperville | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Naperville Dental Specialists | Naperville | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Work Injury Management Solutions, LLC | Naperville | Physical therapy | Doctors of Physical Therapy (incl. Empower Physical Therapy) | SV Health Investors · Sheridan Capital Partners |
| Cedar Way Veterinary Clinic | New Lenox | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Golf-Mil Veterinary Hospital | Niles | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| SmartVet | Normal | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Edward H. Segal, D.d.s., Ltd. | Northbrook | Dentists | Specialized Dental Partners | Quad-C Management |
| Animal Hospital of O’Fallon | O'Fallon | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Oakbrook Dental Group | Oak Brook | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Eye Specialist Group, LLC | Oak Lawn | Eye care | EyeSouth Partners | Olympus Partners · MoonSail Capital |
| Petty, Bielik & Burke Orthodontics, P.C. | Oak Lawn | Dentists | Southern Orthodontic Partners | Shore Capital Partners |
| Carlson Animal Hospital | Oak Park | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Exquisite Smiles Dental PLLC | Oak Park | Dentists | Smile Brands | Gryphon Investors |
| Alliance Dental Group | Oglesby | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Alexandra N. Douvas | Olympia Fields | Dentists | Smile Brands | Gryphon Investors |
| Orland Square Dental | Orland Park | Dentists | Smile Brands | Gryphon Investors |
| Prairie State Veterinary Clinic | Orland Park | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Kendall Pointe Dental | Oswego | Dentists | Smile Brands | Gryphon Investors |
| Oswego Animal Hospital | Oswego | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Oswego – IL-71 | Oswego | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| River Heights Veterinary Hospital | Oswego | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Chessie Lane | Ottawa | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| Ottawa – Polaris | Ottawa | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Eyecare of Palatine | Palatine | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Loving Care Animal Hospital | Palatine | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Mint Dentistry | Palatine | Dentists | Smile Brands | Gryphon Investors |
| Palatine Dental Associates | Palatine | Dentists | MB2 Dental | Warburg Pincus · Charlesbank Capital Partners |
| The Pediatric Place | Palos Heights | Physical therapy | Select Medical (outpatient rehabilitation) | Welsh, Carson, Anderson & Stowe |
| Difranco Orthodontics | Park Ridge | Dentists | Smile Brands | Gryphon Investors |
| Nak4 Orthodontics - Park Ridge | Park Ridge | Dentists | Southern Orthodontic Partners | Shore Capital Partners |
| Touhy Animal Hospital | Park Ridge | Veterinarians | Western Veterinary Partners | Tyree & D'Angelo Partners |
| Pekin Veterinary Clinic | Pekin | Veterinarians | PetVet Care Centers | KKR |
| Brown Animal Hospital | Peoria | Veterinarians | Western Veterinary Partners | Tyree & D'Angelo Partners |
| Demanes Animal Hospital | Peoria | Veterinarians | United Veterinary Care (UVC) | Nordic Capital |
| Denise R. Flynn DDS Ltd | Peoria | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Tender Care Animal Hospital of Peoria | Peoria | Veterinarians | Western Veterinary Partners | Tyree & D'Angelo Partners |
| Peotone Animal Hospital | Peotone | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Peru – Marquette | Peru | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Bright Eyes Family Vision | Pingree Grove | Eye care | AEG Vision (formerly Acuity Eyecare Group) | Riata Capital Group · J.P. Morgan Asset Management |
| Anew Dental & Orthodontics, L.l.c. | Plainfield | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Anew Dental and Orthodontics, L.l.c. | Plainfield | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Animal Medical Center of Plainfield | Plainfield | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| The Pediatric Place | Plainfield | Physical therapy | Select Medical (outpatient rehabilitation) | Welsh, Carson, Anderson & Stowe |
| Robinson Hospital for Animals | Robinson | Veterinarians | O'Brien Veterinary Group | The Cambria Group |
| Bellwood Animal Hospital | Rockford | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Arlington Park Veterinary Hospital | Rolling Meadows | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Romeoville Smiles Dentistry | Romeoville | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Hononegah Animal Hospital | Roscoe | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Sandwich Veterinary Hospital | Sandwich | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Sports Vet Animal Medical Center | Savoy | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Acierno Dental | Schaumburg | Dentists | Smile Brands | Gryphon Investors |
| Acierno Dental | Schaumburg | Dentists | Smile Brands | Gryphon Investors |
| Golf Rose Animal Hospital | Schaumburg | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| One Good Smile | Schaumburg | Dentists | Smile Brands | Gryphon Investors |
| Woodfield Family Endodontics PLLC | Schaumburg | Dentists | Smile Brands | Gryphon Investors |
| Advanced Family Dental of Shorewood, P.C. | Shorewood | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Lifetime Dentistry of Skokie | Skokie | Dentists | Smile Brands | Gryphon Investors |
| Lifetime Dentistry of Skokie | Skokie | Dentists | Smile Brands | Gryphon Investors |
| Mena Dental PLLC | Skokie | Dentists | The Aspen Group (TAG) | Leonard Green & Partners · Ares Management |
| Hoffman Estates Animal Hospital | South Barrington | Veterinarians | Thrive Pet Healthcare | TSG Consumer Partners |
| Illiana Veterinary Hospital | South Holland | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Capitol Illini Veterinary Services (Springfield) | Springfield | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Dr. Firas Ali, DMD | Springfield | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Montvale Dental Center | Springfield | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Prose Orthodontics | St Charles | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Route 64 Dental LLC | St Charles | Dentists | Smile Brands | Gryphon Investors |
| True Smiles | Sterling | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Animal Hospital of Streamwood | Streamwood | Veterinarians | VetCor | Harvest Partners · Cressey & Company |
| Streamwood Smiles | Streamwood | Dentists | Smile Partners USA | Silver Oak Services Partners · BlackRock Secondaries & Liquidity Solutions |
| Lashley Animal Hospital | Swansea | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Avenue Animal Hospital | Tinley Park | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Bremen Animal Hospital | Tinley Park | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Troy Family Dental | Troy | Dentists | SGA Dental Partners (incl. former Gen4 Dental Partners) | Thurston Group |
| Beaumont Animal Clinic | Urbana | Veterinarians | Western Veterinary Partners | Tyree & D'Angelo Partners |
| Good Friends Animal Hospital | Urbana | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Burkey Orthodontics | Vernon Hills | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Kenneth a Holz DDS PC | Vernon Hills | Dentists | Smile Brands | Gryphon Investors |
| Washington Veterinary Medical Clinic | Washington | Veterinarians | Heartland Veterinary Partners | Gryphon Investors · Tyree & D'Angelo Partners |
| Advanced Family Dental & Orthodontics of Westmont | Westmont | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Unforgettable Smiles Ltd | Westmont | Dentists | Heartland Dental | KKR · Ontario Teachers' Pension Plan |
| Animal Medical Clinic of Wheaton | Wheaton | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Danada Veterinary Hospital | Wheaton | Veterinarians | Mission Pet Health | Silver Lake · Shore Capital Partners |
| Wheaton - Willow | Wheaton | Dentists | Smile Doctors | Linden Capital Partners · Thomas H. Lee Partners |
| Wheaton Prairie Dental | Wheaton | Dentists | Smile Brands | Gryphon Investors |
| Skinner Animal Clinic | Wilmington | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Amber Leaf Animal Hospital | Winfield | Veterinarians | Community Veterinary Partners (CVP) | OMERS Private Equity |
| Harbor Animal Hospital | Winthrop Harbor | Veterinarians | Veterinary Practice Partners (VPP) | Audax Private Equity |
| Advanced Family Dental & Orthodontics of Woodridge, PC | Woodridge | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Advanced Fmaily Dental & Orthodontics, P.C. | Woodridge | Dentists | Great Lakes Dental Partners | Shore Capital Partners |
| Animal Hospital of Woodstock | Woodstock | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |
| Yorkville Animal Hospital | Yorkville | Veterinarians | National Veterinary Associates (NVA) | JAB Holding Company |