| 2nd Chance Ranch | Guest Ranch, Boarding Stable, Horseback Riding | Ohio, Newark |
| 2nd Roe Feeds | Feed Store | Monroeville, Ohio |
| 4B Halter Horses | Boarding Stable, Riding Lesson, Coaches & Trainers, Horseback Riding | Clayton, Ohio |
| 511 Feed Seed & Supply | Feed Store | Nova, Ohio |
| A & E Tack Shop | Feed Store | Ohio, Lebanon |
| A Bend in the Road Cabins | Horseback Riding, Guest Ranch, Trail Rides | Ohio, Logan |
| Aaron Hill, APF-I | Farrier | Ohio, Bowling Green |
| Aaron Stingle, DVM | Equine Veterinarian | Grove City, Ohio |
| Abagayle Collins | Farrier | Dennison, Ohio |
| Abigail Haffner, DVM | Equine Veterinarian | Ohio, Chagrin Falls |
| Adam J. Pendleton, DVM CJF | Equine Veterinarian | Marblehead, Ohio |
| Adam Pendleton, CJF, DVM | Farrier | Ohio, Marblehead |
| Adams Equine Wellness | Veterinary Clinic | Ohio, Cincinnati |
| Aden Yoder, APF | Farrier | Ohio, Wooster |
| Adkins Performance Horses – Franklin Furnace, OH | Riding Lesson, Horseback Riding, Coaches & Trainers, Saddle Fitter, Boarding Stable | Ohio, Ironton |
| Adkins Quarter Horses | Horseback Riding, Riding Lesson, Coaches & Trainers | Ohio, Ironton |
| ADM Animal Nutrition – Sugarcreek, OH | Feed Store | Ohio, Sugarcreek |
| AEP Southern Ohio Recreational Area | Horseback Riding, Trail Rides | Ohio, Pomeroy |
| After Hours Feed & Supply | Feed Store | Jerusalem, Ohio |
| After Hours Feed & Supply – Woodsfield, OH | Feed Store | Ohio, Woodsfield |
| Agland – Caldwell, OH | Feed Store | Ohio, Caldwell |
| Agland – Cambridge, OH | Feed Store | Ohio, Cambridge |
| Agland – Canfield, OH | Feed Store | Ohio, Canfield |
| Agland – Woodsfield, OH | Feed Store | Woodsfield, Ohio |
| Agland Coop – New Philadelphia, OH | Feed Store | Ohio, New Philadelphia |
| Agland Marietta | Feed Store | Ohio, Marietta |
| Agland Pleasant City | Feed Store | Ohio, Pleasant City |
| Alexander Bue, DC | Equine Chiropractor | Ohio, Hudson |
| Alison Herr Oliver, DVM | Dental Practitioner, Equine Veterinarian | Ohio, Swanton |
| Alison Kendra Gardner, DVM MS DACVS DACVECC | Equine Veterinarian | Ohio, Columbus |
| Alissa Wilhelm, DVM | Equine Veterinarian | Ohio, West Mansfield |
| Allen Moore, DC, CVCP | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Dayton |
| Allison Michelle Plettner, DVM | Dental Practitioner, Equine Veterinarian | Ohio, Lebanon |
| Allison Thriffiley, DVM | Equine Veterinarian | Ohio, Columbus |
| Altizer Farm Supply | Feed Store | Ohio, Thurman |
| Altmeyer’s Trailer Sales – Jefferson, OH | Trailer Sales & Rentals | Ohio, Jefferson |
| Alum Creek State Park | Trail Rides, Guest Ranch | Delaware, Ohio |
| Alyssa Huffman | Coaches & Trainers, Equine Bodywork | Ohio, Wadsworth |
| Alyssa Tompkins | Coaches & Trainers | Ohio, Barberton |
| Amanda K. Fisher, DC | Equine Chiropractor | Ohio, Belmont |
| Amber Clark | Coaches & Trainers | Jefferson, Ohio |
| Amish Country Riding Stables | Trail Rides, Horseback Riding | Millersburg, Ohio |
| Amy Walker, DVM | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Troy |
| Andrea Freshwater, DVM, cVMA | Equine Acupuncturist, Equine Veterinarian | Lewisburg, Ohio |
| Andrew Mueller | Farrier | Ohio, Bellefontaine |
| Angela Dahse, DVM | Equine Veterinarian | Ohio, Thurman |
| Angela Sherman, DVM | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Portsmouth |
| Angels Haven Horse Rescue | Rescue Organization | Ohio, Grafton |
| Animal Station – Marengo, OH | Feed Store | Marengo, Ohio |
| Anja Wuerminghausen | Equine Massage Therapist, Equine Therapy, Equine Bodywork | Ohio, Akron |
| Ann Bancroft, DVM, CCRP | Equine Veterinarian, Equine Chiropractor | Ohio, Worthington |
| Ann E. Everett, DVM | Equine Veterinarian | Ohio, Hamilton |
| Anna Cluxton, LMT, CEMT, MBA | Equine Massage Therapist, Equine Therapy, Equine Bodywork | Columbus, Ohio |
| Anna Hood, DVM | Dental Practitioner, Equine Veterinarian | Ohio, Cleves |
| Anna Huber, DVM | Equine Veterinarian, Equine Chiropractor | Ohio, Medina |
| Anthony Badalamneti, DC | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Aurora |
| Anthony Berardino, DC | Equine Chiropractor, Veterinary Orthopedic Manipulation | Ohio, Euclid |
| Anthony Marino Fernandez, DVM | Equine Veterinarian | Delphos, Ohio |
| Anthony’s Feed & Supply | Feed Store | Ohio, Robertsville |
| Apex Feed & Supply | Feed Store | Marietta, Ohio |
| Aptitude Dressage & Sporthorses | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Ohio, Barberton |
| Arnold Show Horses | Horseback Riding, Riding Lesson, Coaches & Trainers, Horse Show, Boarding Stable | Ashland, Ohio |
| ASE Feed & Supply | Feed Store | Ohio, Plain City |
| Ashberry Acres | Boarding Stable | Ohio, Massillon |
| Ashley Appelhans, DVM | Equine Veterinarian | Ohio, Troy |
| Ashley Lakins | Coaches & Trainers | Ohio, Wilmington |
| Ashley Maul, DVM, MBA | Equine Acupuncturist | Ohio, Columbus |
| Ashley Moores Stables | Horseback Riding | Ohio, Jefferson |
| Ashley N. Misner, DVM | Dental Practitioner, Equine Veterinarian | Hartville, Ohio |
| Atlee Miller Jr., APF-I | Farrier | Ohio, Jackson |
| Atlee Raber, APF | Farrier | Ohio, Hillsboro |
| Audrey Busby | Farrier | Delaware, Ohio |
| Augusta Mae Wott, AF | Farrier | Ohio, Fremont |
| Austinburg Mill | Feed Store | Ohio, Austinburg |
| Autumn Cooper | Equine Bodywork, Equine Therapy | Ohio, Jackson |
| Autumn Trails Stable | Horseback Riding, Equine Assisted Therapy | Ohio, Springfield |
| Averi Marie Sauder, DVM | Equine Veterinarian | Burton, Ohio |
| B & G Feeds | Feed Store | Ohio, Pataskala |
| Bar W Equestrian Center | Coaches & Trainers, Boarding Stable, Riding Lesson, Horseback Riding | Ohio, Urbana |
| Barbara Hippie, DVM | Equine Veterinarian | Ohio, Chagrin Falls |
| Barkcamp State Park | Trail Rides, Guest Ranch | Belmont, Ohio |
| Barkman Feed & Supply | Feed Store | Big Prairie, Ohio |
| Barry Barnett | Farrier | Ohio, Columbia Station |
| Barry G. Carter, DVM MS | Equine Veterinarian | Lancaster, Ohio |
| Bascom Elevator | Feed Store | Bascom, Ohio |
| Bdk Feed & Supply, Llc | Feed Store | Ohio, Blanchester |
| Beaver Creek State Park | Horseback Riding, Trail Rides | Ohio, East Liverpool |
| Becky Blanatt | Veterinary Orthopedic Manipulation, Equine Chiropractor | Beavercreek, Ohio |
| Bell’s Country Mart | Feed Store | Ohio, Columbus |
| Belmont Mills | Feed Store | Belmont, Ohio |
| Ben Beckett | Coaches & Trainers | Powell, Ohio |
| Ben’s Happy Trails Riding Stable & Campground | Guest Ranch, Horseback Riding | Lucasville, Ohio |
| Bendview Farm Llc | Feed Store | Ohio, Tiffin |
| Ber-Gust Farms & Feeds | Feed Store | Ohio, Waynesfield |
| Bernatowicz Show Horses | Coaches & Trainers, Boarding Stable, Riding Lesson | Ohio, Canal Winchester |
| Berry Hill Equestrian | Horseback Riding, Boarding Stable, Coaches & Trainers | Ohio, Lebanon |
| Berry Valley Ranch | Boarding Stable | Ohio, Mansfield |
| Bethel Feed And Supply | Feed Store | Ohio, Bethel |
| Beverly Anderholm, DVM | Dental Practitioner, Equine Veterinarian | Medina, Ohio |
| Beverly Feed & Equipment | Feed Store | Beverly, Ohio |
| Big Dee’s Tack & Vet Supplies | Tack Shop, Feed Store | Ohio, Streetsboro |
| Big Dee’s Tack & Vet Supply | Feed Store | Ohio, Streetsboro |
| Bimbo Welker, DVM | Equine Veterinarian | Marysville, Ohio |
| Bit of Heaven Farm | Boarding Stable | Ohio, Granville |
| BitterSweet Stables | Boarding Stable, Riding Lesson, Horseback Riding, Coaches & Trainers | Ohio, Aurora |
| Blair’s Riding Stable | Riding Lesson | Ohio, Macedonia |
| Blanchard Valley Farmers | Feed Store | Findlay, Ohio |
| Blanchard Valley Farmers – Mccomb Branch | Feed Store | Ohio, Mc Comb |
| Blue Moon Acres | Trail Rides, Horseback Riding | Laurelville, Ohio |
| Blue Ribbon Feed Mill | Feed Store | Celina, Ohio |
| Blue Rock State Forest | Horseback Riding, Trail Rides | Ohio, Duncan Falls |
| Bob Barney, DVM | Veterinary Orthopedic Manipulation, Equine Chiropractor | Lakewood, Ohio |
| Bobby McMichael | Coaches & Trainers | Ohio, Wilmington |
| Brad D. Luckenbill, DVM | Equine Veterinarian | Ohio, Xenia |
| Brad Luebben | Coaches & Trainers | Ohio, Columbus |
| Brad Luebben Quarter Horses | Coaches & Trainers, Horseback Riding | Ohio, Columbus |
| Brad Yount | Farrier | Ohio, Covington |
| Brandon Brant | Coaches & Trainers | Ohio, Belle Center |
| Brandon King, MFC, APF-I | Farrier | Ohio, Mansfield |
| Brandy Murphy | Coaches & Trainers | Ohio, Marysville |
| Brandy Snedden, DVM | Equine Veterinarian | Ohio, Thornville |
| Brant Performance Horses | Coaches & Trainers, Boarding Stable, Riding Lesson | Ohio, Belle Center |
| Breaking Free Therapeutic Riding Center | Horseback Riding, Equine Assisted Therapy, Horse Camps, Riding Lesson | Ohio, Zanesville |
| Brecksville Reservation | Horseback Riding, Trail Rides | Ohio, Brecksville |
| Brent Tincher | Coaches & Trainers | Ohio, Hamilton |
| Brett A. Berthold, DVM | Equine Veterinarian | Ohio, Ravenna |
| Brewster’s All Around Show Horses | Horseback Riding, Riding Lesson, Coaches & Trainers, Boarding Stable | Ohio, Madison |
| Brian Bernatowicz | Coaches & Trainers | Ohio, Canal Winchester |
| Brian Duermit, DC | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Mainville |
| Brian McKusker, AF-I | Farrier | Ohio, Marietta |
| Bridge Creek Stables | Horseback Riding, Boarding Stable | Ohio, Van Wert |
| Bridge Riding for the Disabled | Horseback Riding, Equine Assisted Therapy | Lebanon, Ohio |
| Brittany Koether, DVM | Dental Practitioner, Equine Veterinarian | Ohio, Wilmington |
| Brittany Nicole Burroughs, DVM | Equine Veterinarian | Ohio, Williamsburg |
| Brobst Family Farm | Feed Store | Ohio, Groveport |
| Browns Sunoco | Feed Store | Ohio, Gnadenhutten |
| Brubaker Grain – Brookville | Feed Store | Brookville, Ohio |
| Brubaker Grain – Eaton | Feed Store | Eaton, Ohio |
| Brubaker Grain – Farmersville | Feed Store | Farmersville, Ohio |
| Brubaker Grain – Hamilton | Feed Store | Hamilton, Ohio |
| Bryan McNabb, DVM | Equine Veterinarian | Lebanon, Ohio |
| Bryan Paul Elliott, DVM | Equine Veterinarian | Ohio, Warren |
| Buchwalter Greenhouse | Feed Store | Ohio, Wooster |
| Buck Creek State Park | Horseback Riding, Trail Rides | Ohio, Springfield |
| Buckley Bros – South Bloomfield | Feed Store | Ohio, South Bloomfield |
| Buckley Bros. Drive-Thru Barn | Feed Store | Ohio, The Plains |
| Buckley Bros. Inc. – South Bloomfield, OH | Feed Store | South Bloomfield, Ohio |
| Buckley Bros. Inc. – Washington CH, OH | Feed Store | Ohio, Washington Court House |
| Buckley Bros. Inc. Feed And Pet Supply – Morrow, OH | Feed Store | Ohio, Morrow |
| Buckley Brothers-Washington CH | Feed Store | Ohio, Washington Court House |
| Buckley Brothers, Inc. – Wilmington, OH | Feed Store | Ohio, Wilmington |
| Bucko’s Feed & Supply | Feed Store | Ohio, Canton |
| Burr Oak State Park | Trail Rides | Ohio, The Plains |
| Burroughs Veterinary Services | Veterinary Clinic | Ohio, Williamsburg |
| Buschur Feeds | Feed Store | Maria Stein, Ohio |
| C. Michael Kerns, DVM | Equine Veterinarian | Findlay, Ohio |
| Caesar Creek State Park | Trail Rides, Guest Ranch | Dayton, Ohio |
| Cally Webster, DVM | Equine Veterinarian | Ohio, Pataskala |
| Camilla Claypool | Coaches & Trainers | Ohio, Xenia |
| Camouflage Stables Llc | Feed Store | Ohio, Salem |
| Camp Cheerful | Horseback Riding, Equine Assisted Therapy, Horse Camps | Ohio, Cleveland |
| Camp Mohaven Equine | Trail Rides, Horseback Riding | Danville, Ohio |
| Candice Johnson | Equine Massage Therapist, Equine Nutritionist | Ohio, Ashtabula |
| Cardinal Hill Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Ohio, Eaton |
| Cardinal Stables | Boarding Stable, Riding Lesson, Trail Rides, Horseback Riding | Oberlin, Ohio |
| Cargill Animal Nutrition – Lewisburg, OH | Feed Store | Ohio, Lewisburg |
| Cargill Animal Nutrition – Wooster, OH | Feed Store | Wooster, Ohio |
| Carl O. Gray, DVM | Equine Veterinarian | Alexandria, Ohio |
| Carl Valenti, DC | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Westlake |
| Carlisle Reservation | Trail Rides, Horseback Riding | Ohio, Grafton |
| Carly Peters, CF | Farrier | Ohio, Eastlake |
| Carney Feed Mill | Feed Store | Batavia, Ohio |
| Carolyn Andrews Oehrig, DVM | Equine Veterinarian | Ohio, Blacklick |
| Carriage Hill MetroPark | Trail Rides, Riding Lesson, Horseback Riding | Ohio, Dayton |
| Carroll Farm Service | Feed Store | Ohio, Laurelville |
| Carrolton Farmers Exchange – Carrolton | Feed Store | Carrolton, Ohio |
| Carrolton Farmers Exchange – Waynesburg | Feed Store | Ohio, Waynesburg |
| Carter Performance Horses | Coaches & Trainers, Breeder, Boarding Stable | Ohio, Gallipolis |
| Case Farms – Massillon, OH | Feed Store | Ohio, Massillon |
| Cashmans Horse Equipment | Feed Store | Ohio, Delaware |
| Catch A Dream Farm | Feed Store | Ohio, Hilliard |
| Caylie M. Hake, DVM | Equine Veterinarian | Ohio, Columbus |
| Ceddia Performance Horses | Boarding Stable, Coaches & Trainers, Riding Lesson | Ohio, Centerburg |
| Celina Animal Hospital, Inc. | Veterinary Clinic | Ohio, Celina |
| Centerra Co-Op – Elyria, OH | Feed Store | Ohio, Elyria |
| Centerra Co-Op – Medina, OH | Feed Store | Medina, Ohio |
| Centerra Co-Op – Seville, OH | Feed Store | Ohio, Seville |
| Centerra Co-Op – Smithville, OH | Feed Store | Smithville, Ohio |
| Centerra Co-Op – Sullivan, OH | Feed Store | Ohio, Sullivan |
| Centerra Co-Op – West Salem, OH | Feed Store | Ohio, West Salem |
| Centerra Co-Op – Wooster, OH | Feed Store | Ohio, Wooster |
| Centerra Co-Op Chardon | Feed Store | Chardon, Ohio |
| Centerra Co-Op Cortland | Feed Store | Cortland, Ohio |
| Centerra Co-Op Grafton | Feed Store | Grafton, Ohio |
| Centerra Co-Op Jefferson | Feed Store | Ohio, Jefferson |
| Centerra Co-Op Middlefield | Feed Store | Ohio, Middlefield |
| Centerra Co-Op Ravenna | Feed Store | Ohio, Ravenna |
| Centerra Co-Op Sterling | Feed Store | Ohio, Sterling |
| Centerra Country Store – Ashland | Feed Store | Ashland, Ohio |
| Central Ohio Ag Service Inc | Feed Store | Ohio, Centerburg |
| Central Ohio Farmers – Mt. Gilead | Feed Store | Mt. Gilead, Ohio |
| Central Ohio Farmers – Mt. Vernon | Feed Store | Mt. Vernon, Ohio |
| Central Ohio Farmers – Waldo | Feed Store | Ohio, Waldo |
| Central Ohio Farmers Coop – Monnett Branch | Feed Store | Ohio, Marion |
| Chad Piper | Coaches & Trainers | Ohio, Sunbury |
| Chagrin Pet Garden & Power Equipment | Feed Store | Chagrin Falls, Ohio |
| Chagrin Valley Farms | Boarding Stable, Horse Camps, Coaches & Trainers, Riding Lesson, Horseback Riding, Horse Show | Ohio, Chagrin Falls |
| Challenged Champions Equestrian Center | Horseback Riding, Equine Assisted Therapy | Ohio, Ottawa |
| Champion Feed & Pet Supplies | Feed Store | Delaware, Ohio |
| Charita Cooper DC | Equine Chiropractor | Marysville |
| Charles (Robert) Diehl APF-I | Farrier | Ohio, Covington |
| Charles Gibson, CJF | Farrier | Ohio, Belle Center |
| Charles R. Savini, DVM | Equine Veterinarian | Ohio, Troy |
| Charles W. Hartzell, DVM | Equine Veterinarian | Greenville, Ohio |
| Chase Watiker, DVM | Equine Veterinarian | Ohio, Grove City |
| Chauncey Brooks Smith, DVM | Equine Veterinarian | Ohio, Ravenna |
| Cherry Fork Farm Supply | Feed Store | Ohio, Cherry Fork |
| Cheryl Yoder, AF | Farrier | Ohio, Wooster |
| Chiropractic Wellness Center of Hudson | Equine Massage Therapist, Equine Chiropractor | Ohio, Hudson |
| Chris Buschor | Farrier | Ohio, Celina |
| Chris Hillsamer, CJF | Farrier | Ohio, Tipp City |
| Christ Miller, APF | Farrier | Ohio, Sugarcreek |
| Christine Pariseau Schneider, DVM DABVP | Dental Practitioner | Columbus, Ohio |
| Christopher Kline Sr., CF, APF | Farrier | Ohio, Wapakoneta |
| Christopher P. Beinlich, DVM MS | Equine Veterinarian | Grove City, Ohio |
| Christos Karadimas, DC | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Brecksville |
| Cincinnati Lab And Pet Supply | Feed Store | Ohio, Cincinnati |
| Cincinnati Therapeutic Riding | Equine Assisted Therapy, Horseback Riding | Ohio, Milford |
| Cindy Kidd, DVM | Dental Practitioner | Jackson, Ohio |
| Circle M Farms Feed And Supply | Feed Store | Ohio, Jackson |
| Circle M Feed Barn | Feed Store | Jackson, Ohio |
| Circle S Feed and Supply | Feed Store | Ohio, Canton |
| City Folks Farm Shop | Feed Store | Columbus, Ohio |
| CJ Equine LLC | Veterinary Clinic | Ohio, Stow |
| Clarksville Ag Service | Feed Store | Clarksville, Ohio |
| Claypool Ranch | Coaches & Trainers, Boarding Stable, Riding Lesson, Horseback Riding | Xenia, Ohio |
| Cleveland Equine Clinic | Veterinary Clinic | Ohio, Ravenna |
| Cleveland Road Animal Hospital, Inc. | Veterinary Clinic | Ohio, Wooster |
| Clinton Estadt | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Montville |
| Cloverfield Farm Boarding Stables | Boarding Stable | Ohio, Wilmington |
| CMA Endurance | Boarding Stable | Ohio, Youngstown |
| Cody Campbell | Coaches & Trainers | Ohio, Georgetown |
| Cody Campbell Show Horses | Coaches & Trainers, Horseback Riding, Boarding Stable, Riding Lesson | Ohio, Georgetown |
| Coleman Loguidice, CF, APF | Farrier | Copley, Ohio |
| Colleen McMichael | Coaches & Trainers | Ohio, Wilmington |
| Colleen Siadik | Breeder | Ohio, Cambridge |
| Collins Elevator | Feed Store | Ohio, Collins |
| Concord Equestrian Center – Delaware, OH | Boarding Stable, Riding Lesson, Horseback Riding, Coaches & Trainers | Ohio, Delaware |
| Conrad A Kaufman Sr., APF-I | Farrier | Ohio, Sugarcreek |
| Cooper Farms – East Mill | Feed Store | Ohio, Fort Recovery |
| Cooper Farms – North Mill | Feed Store | Ohio, Fort Recovery |
| Cooper Farms – Paulding Mill | Feed Store | Defiance, Ohio |
| Cooper Farms – South Mill | Feed Store | Ohio, Fort Recovery |
| Cooper Farms – Union City Mill | Feed Store | Ohio, Greenville |
| Copley Feed & Supply | Feed Store | Copley, Ohio |
| Copper Mare Ranch | Horseback Riding, Boarding Stable, Riding Lesson | Ohio, Tiffin |
| Copperfox Stables | Horseback Riding, Boarding Stable, Breeder | Ohio, Hamilton |
| CopperTop Farm | Boarding Stable, Riding Lesson, Coaches & Trainers, Horseback Riding | Ohio, Marysville |
| Corner Feed | Feed Store | Clyde, Ohio |
| Country Variety Store | Feed Store | Ohio, Bellefontaine |
| Countyline Co-Op – Pemberville | Feed Store | Ohio, Pemberville |
| Countyline Co-Op – Rising Sun | Feed Store | Ohio, Rising Sun |
| Craig Lindauer, APF-I | Farrier | Ohio, Chardon |
| Craig Mcnall | Feed Store | Ohio, Convoy |
| Creekview Farms | Feed Store | Ohio, Dayton |
| Cristal Marteney | Farrier | Ohio, Minerva |
| Crock Nutritional Services | Feed Store | Ohio, Zanesville |
| Cross Creek Equestrian Center | Boarding Stable, Riding Lesson, Coaches & Trainers, Horseback Riding | Ohio, Hamilton |
| Cross Roads Stable | Boarding Stable, Horseback Riding | Ohio, Dayton |
| Cross Trails Stables | Trail Rides, Boarding Stable, Riding Lesson, Horseback Riding, Coaches & Trainers | Ohio, Wilmington |
| CrossGates Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Warren, Ohio |
| Crowder Feed Company Inc | Feed Store | Ohio, Leavittsburg |
| Crum Farm Supply | Feed Store | Peebles, Ohio |
| Curt Honecker, DVM | Equine Veterinarian | Dover, Ohio |
| Cuyahoga Valley National Park | Horseback Riding, Trail Rides | Ohio, Hudson |
| D.J. Haeussler, Jr., MS DVM | Equine Veterinarian | Cincinnati, Ohio |
| D&D Ingredients, LLC – Delphos, OH | Feed Store | Ohio, Delphos |
| Dale Grassbaugh | Feed Store | Ohio, Howard |
| Dan Kennedy | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Masedonia |
| Dan Trein | Coaches & Trainers | Ohio, Seville |
| Daniel Estadt, DC | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Concord |
| Daniel J. Stradley, DVM | Equine Veterinarian | Grove City, Ohio |
| Daniel J. Yates, DVM | Equine Veterinarian | Ohio, Wilmington |
| Daniel L Carlisle, CJF | Farrier | Ohio, New Springfield |
| Daniel Schneider, DC | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Powell |
| Daniel Schwarz | Coaches & Trainers | Ohio, Johnstown |
| Danville Feed & Supply Inc | Feed Store | Ohio, Danville |
| Darby Creek Equine Clinic | Veterinary Clinic | Ohio, Grove City |
| Dave Greegor, APF | Farrier | Ohio, Akron |
| Dave’s Feed & Seed | Feed Store | Ohio, New Lexington |
| David A Blenman | Farrier | Ohio, Kingsville |
| David A. Wilkie, DVM, MS, DACVO | Equine Veterinarian | Ohio, Columbus |
| David Beam, CJF | Farrier | Ohio, Dayton |
| David Byler | Farrier | Ohio, Mt. Vernon |
| David D Farley, CF | Farrier | Coshocton, Ohio |
| David D. Pitkin, DVM | Equine Veterinarian | Delaware, Ohio |
| David J. Crum, DVM | Dental Practitioner, Equine Veterinarian | Lancaster, Ohio |
| David Johnson, CJF | Farrier | Ohio, Camden |
| David S. Kron, DVM | Equine Veterinarian | Bethel, Ohio |
| David Worner, DVM | Veterinary Orthopedic Manipulation, Equine Chiropractor | Ohio, Mansfield |
| Dawn Baker | Coaches & Trainers | Ohio, Sunbury |
| Dax Allen | Farrier | Ohio, Marengo |
| Dean Moshier, JICF, APF-I | Farrier | Ohio, Johnstown |
| Deborah Franks, DVM | Veterinary Orthopedic Manipulation, Equine Chiropractor | Groveport, Ohio |
| Deer Creek State Park | Trail Rides, Guest Ranch | Mount Sterling, Ohio |
| Delta Feed Store | Feed Store | Ohio, Delta |
| Denise Coppock, DC | Equine Chiropractor | Ohio, Dayton |
| Dennis Miller, APF | Farrier | Sugarcreek, Ohio |
| Derek C. McFadden, DVM | Equine Veterinarian | Lebanon, Ohio |
| Dettwiller Hardware – Albany, OH | Feed Store | Albany, Ohio |
| Dettwiller Hardware – Mcarthur, OH | Feed Store | Ohio, Mcarthur |
| Dettwiller Lumber | Feed Store | Ohio, Pomeroy |
| Diamond K Farms – Willard, OH | Breeder, Horseback Riding, Coaches & Trainers | Ohio, Willard |
| Diamond K Horses | Boarding Stable, Coaches & Trainers | Ohio, Jackson |
| Diana Youngerman, APF | Farrier | Ohio, Dayton |
| Diane Owen | Coaches & Trainers | Ohio, Eaton |
| Dillon State Park | Horseback Riding, Trail Rides | Ohio, Zanesville |
| Discount Stable | Feed Store | Ohio, Mogadore |
| Discovery Riders | Riding Lesson, Equine Assisted Therapy, Horseback Riding | Ohio, Bellefontaine |
| DLMR Trailer Company | Trailer Sales & Rentals | Ohio, Chardon |
| Don Jox Show Horses | Riding Lesson, Coaches & Trainers, Boarding Stable | Ohio, Waterford |
| Don Keller | Coaches & Trainers | Ohio, Baltimore |
| Don Keller Performance Horses | Boarding Stable, Riding Lesson, Horseback Riding, Coaches & Trainers | Baltimore, Ohio |
| Donald Jox | Coaches & Trainers | Ohio, Waterford |
| Doreen Feula, DVM, CVSMT | Equine Acupuncturist, Equine Veterinarian, Equine Chiropractor | Delaware, Ohio |
| Dot’s Pet Center | Feed Store | Ohio, Lima |
| Double R Farms | Boarding Stable, Breeder, Coaches & Trainers, Horseback Riding, Tack Shop | Mount Sterling, Ohio |
| Douglas Edward Wiley, DVM | Equine Veterinarian | Lisbon, Ohio |
| Douglas J. Hasbrouck, DVM | Equine Veterinarian | Hudson, Ohio |
| Dr. Erene Mihalas | Equine Chiropractor | Ohio |
| Dream Horse Guesthouse | Guest Ranch | Ohio, Kinsman |
| Dreams on Horseback | Riding Lesson, Equine Assisted Therapy, Horseback Riding | Ohio, Blacklick |
| Dustin Yoder, APF | Farrier | Ohio, Waterford |
| Dusty Boot – Feed, Tack & Supply | Feed Store, Tack Shop | Ohio, Wooster |
| Dusty Boots | Riding Lesson, Equine Assisted Therapy, Horseback Riding, Horse Show, Horse Camps | Bowling Green, Ohio |
| Eagles’ Wings Stable, Inc. | Equine Assisted Therapy, Horseback Riding | Ohio, Piqua |
| East Fork Stables – Batavia, OH | Horse Camps, Trail Rides, Coaches & Trainers, Riding Lesson, Horseback Riding, Boarding Stable | Ohio, Batavia |
| East Fork State Park | Horseback Riding, Trail Rides | Ohio, Bethel |
| Eaton-Clark Performance Horses | Boarding Stable, Riding Lesson, Coaches & Trainers | Ohio, Jefferson |
| Ed’s Kids Pet Supply | Feed Store | Ohio, Kinsman |
| Edison Woods MetroPark | Horseback Riding, Trail Rides | Norwalk, Ohio |
| Edon Farmers Co-Op – Edon | Feed Store | Edon, Ohio |
| Edon Farmers Co-Op – Montpelier | Feed Store | Montpelier, Ohio |
| Edon Farmers Coop – Edgerton Branch | Feed Store | Ohio, Edgerton |
| Edward Cigany APF | Farrier | Ohio, Ashtabula |
| Elite Equine & Farm Supply | Feed Store | Ohio, Apple Creek |
| Elizabeth F. Martinsen, DVM DACT | Equine Veterinarian | Granville, Ohio |
| Elkins Creek Horse Camp | Guest Ranch, Tack Shop, Trail Rides, Horseback Riding | Ohio, Ironton |
| Elliot Feed & Supply – Chillicothe, OH | Feed Store | Ohio, Chillicothe |
| Elliot Feed & Supply – Bainbridge, OH | Feed Store | Bainbridge, Ohio |
| Elzy Milling & Trade | Feed Store | Bellville, Ohio |
| Emery Stutzman, APF | Farrier | Ohio, Akron |
| Emily Mosser, DVM | Equine Veterinarian | Ohio, Concord |
| Emma B. Gorenberg, VMD DACVIM | Equine Veterinarian | Ohio, Columbus |
| Endia S. Peckham, DVM | Equine Veterinarian | Ohio, Cleveland |
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