| 3 Clovers Ranch | Boarding Stable | Maryland, Hagerstown |
| A Bit Better Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Rockville |
| Above And Beyond Farm | Boarding Stable | Hagerstown, Maryland |
| Airy Hill Stables | Equine Assisted Therapy, Boarding Stable | Chestertown, Maryland |
| Allan & Clover Sport Horses | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Harwood |
| Amazing Grace Equestrian Center | Coaches & Trainers, Riding Lesson, Horseback Riding, Boarding Stable | Maryland, White Hall |
| Ampe Performance Horses | Breeder, Coaches & Trainers, Boarding Stable | Maryland, Hagerstown |
| AOPF Stables | Boarding Stable, Coaches & Trainers, Horse Show, Horseback Riding, Riding Lesson | Maryland, Upperco |
| At Last Farm | Boarding Stable | Maryland, Baltimore |
| Bald Cypress Equestrian | Boarding Stable, Coaches & Trainers, Riding Lesson, Equine Assisted Therapy | Maryland, Salisbury |
| Barry Dornon Horsemanship | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Upperco |
| Bascule Farm LLC | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Poolesville |
| Bay View Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Union Bridge |
| Baywood Farms | Horseback Riding, Boarding Stable, Riding Lesson | Maryland, Harwood |
| Beech Grove Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Gambrills |
| Begin Again Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Leonardtown |
| Big Easy Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Boyds |
| Birds Nest Ranch | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Taneytown |
| Black Acre Farms | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Berlin |
| Boarders of Circle E Farm | Boarding Stable | Maryland, Sykesville |
| Bonita Farm | Boarding Stable, Horseback Riding | Maryland, Bel Air |
| Breezy Run Farm | Boarding Stable, Breeder, Riding Lesson | Maryland, Stevensville |
| Broad Creek Bloodstock | Boarding Stable | Maryland, Accokeek |
| Bucking Tradition | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Upper Marlboro |
| Bumpy Oak Farm and Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, La Plata |
| Burning Benjamins | Boarding Stable, Coaches & Trainers, Riding Lesson | Baltimore, Maryland |
| C&J Acres | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Boonsboro |
| C&K Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Frederick |
| Calvert Equestrian | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Huntingtown |
| Capall Milis Stables | Boarding Stable | Maryland, Baltimore |
| Caper Lea Inc. | Equine Massage Therapist, Boarding Stable, Horseback Riding | Maryland, Easton |
| Cavalli Equestrian Academy | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Woodbine |
| Center Peace Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Bowie |
| Chapman Reining Horses | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Woodbine |
| Christine Betz Dressage | Boarding Stable, Breeder, Coaches & Trainers, Riding Lesson | Maryland, Westminster |
| Circle R Ranch | Boarding Stable, Coaches & Trainers, Riding Lesson, Trail Rides, Horseback Riding | Maryland, Oakland |
| Clarity Riding | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Davidsonville |
| Clay Hill Stables | Boarding Stable | Maryland, Laurel |
| Clayton Ridge Horse Farm | Boarding Stable, Riding Lesson | Baltimore, Maryland |
| Clover Run Riding | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Baltimore |
| Coexist Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Mount Airy |
| Cool Meadows Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Bel Air |
| Cordova Equestrian | Boarding Stable | Maryland, Easton |
| Country Comfort Farm | Boarding Stable, Coaches & Trainers, Horseback Riding, Riding Lesson, Trail Rides | Easton, Maryland |
| Country Haven Stables | Boarding Stable, Horseback Riding | Maryland, Huntingtown |
| Country Life and Merryland Farms | Boarding Stable, Coaches & Trainers, Guest Ranch, Horseback Riding | Maryland, Fallston |
| Covered Bridge Farm | Coaches & Trainers, Trail Rides, Horseback Riding, Boarding Stable | Maryland, Woodbine |
| Crickhollow Farm | Boarding Stable | Maryland, Westover |
| Dakota’s Legacy Equine | Boarding Stable, Coaches & Trainers, Horse Show, Riding Lesson, Horseback Riding | Maryland, Leonardtown |
| De Novo Farm | Boarding Stable, Riding Lesson, Horseback Riding | Maryland, Gambrills |
| Deer Creek Racing | Boarding Stable, Horseback Riding | Forest Hill, Maryland |
| Dream Catcher Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Adamstown |
| Elberton Hill Farm | Boarding Stable, Breeder, Horseback Riding | Maryland, Bel Air |
| Elixir Horse Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Whiteford |
| Ellison Equine | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Elkton |
| Ennisbrook Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Stevensville |
| Enticement Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Harwood |
| Fair Hill Stables | Boarding Stable | Maryland, Elkton |
| Feelgood Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Adamstown |
| Finish Line Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Rising Sun |
| Flying K Farm | Boarding Stable | Maryland, Baltimore |
| Fox Den Farm | Boarding Stable, Breeder | Maryland, Union Bridge |
| Foxfyre Farm | Boarding Stable | Maryland, Leonardtown |
| Free Rein Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Rockville |
| Full Moon Farm – Finksburg, MD | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Finksburg |
| Gayfields Farm | Boarding Stable | Baltimore, Maryland |
| GemStone Stable | Horseback Riding, Boarding Stable | Maryland, Hagerstown |
| Graham Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Baltimore |
| Grove Point Stables | Horseback Riding, Horse Camps, Boarding Stable, Riding Lesson, Trail Rides | Maryland, Earleville |
| H/J Horse Stables | Coaches & Trainers, Riding Lesson, Boarding Stable | Maryland, Accokeek |
| Harford Furnace Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Bel Air, Maryland |
| Harwood Farm | Boarding Stable | Woodbine, Maryland |
| Hawks Hollow Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horse Camps | Maryland, Baltimore |
| HD Performance Horses | Boarding Stable, Coaches & Trainers, Riding Lesson | Churchville, Maryland |
| Heritage Harvest Farm | Boarding Stable, Riding Lesson | Boonsboro, Maryland |
| Hidden Acres – MD | Boarding Stable | Maryland, Rising Sun |
| Hidden Lane Farm, LLC | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Woodbine |
| High Ridge Farm | Coaches & Trainers, Horse Show, Riding Lesson, Boarding Stable | Maryland, Hampstead |
| High Tail It Stables | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Leonardtown |
| High’s Performance Livestock | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Jefferson |
| Hilltop Farm, Inc. | Boarding Stable, Breeder, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Rising Sun |
| Hilltop Farm, Inc. | Breeder, Coaches & Trainers, Riding Lesson, Horseback Riding, Boarding Stable | Maryland, Rising Sun |
| His Lordship’s Kindness Horse Farm | Boarding Stable | Maryland, Upper Marlboro |
| Holly Ridge Farm Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson, Trail Rides, Horseback Riding | Maryland, Salisbury |
| Honey Acres Farm | Boarding Stable, Breeder, Coaches & Trainers, Horseback Riding | Maryland, Boyds |
| Hope Riders Of Clinton Maryland | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Brandywine |
| Hossin’ Around Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Accokeek |
| Hunt View Riding Academy | Boarding Stable, Coaches & Trainers, Riding Lesson, Trail Rides, Horseback Riding | Germantown, Maryland |
| Hunter Ridge | Boarding Stable | Maryland, Upper Marlboro |
| Ironstar Outpost East & West | Boarding Stable, Trail Rides, Horseback Riding, Horse Camps | Maryland, Sykesville |
| James Run Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Bel Air, Maryland |
| JET Stone – Dickerson, MD | Boarding Stable, Coaches & Trainers, Horseback Riding | Maryland, Dickerson |
| Join Up Horse Training | Coaches & Trainers, Riding Lesson, Boarding Stable | Maryland, Fallston |
| Kara Listrani | Boarding Stable, Coaches & Trainers, Horse Show, Riding Lesson | Brookville, Maryland |
| Katie Wherley Equestrian | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Middletown |
| Kelly McGinn Dressage | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Easton |
| KGK Equestrian | Boarding Stable, Coaches & Trainers, Riding Lesson | Monkton, Maryland |
| Kings Valley Stables | Riding Lesson, Trail Rides, Horseback Riding, Boarding Stable, Coaches & Trainers | Maryland, Damascus |
| KT’s Natural Performance Horses | Boarding Stable, Coaches & Trainers, Riding Lesson | Forest Hill, Maryland |
| Liberty Ridge Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Brandywine |
| Liberty Stables | Boarding Stable | Finksburg, Maryland |
| Linden Farm | Riding Lesson, Boarding Stable, Coaches & Trainers | Maryland, La Plata |
| Loch Moy Farm | Boarding Stable, Coaches & Trainers, Horse Show, Riding Lesson | Maryland, Adamstown |
| Lucky Cricket Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Huntingtown |
| Marlan Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Freeland, Maryland |
| Marlboro Ridge Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Upper Marlboro |
| Meadow Lake Stables | Boarding Stable | Maryland, Oakland |
| Meadowbrook Stables | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding, Horse Camps | Maryland, Rockville |
| Merkel Farm Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Bowie |
| Miles Ahead Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Adamstown |
| Molly Hill Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Whiteford, Maryland |
| Moon Rising Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Boyds, Maryland |
| Morgan Run Stables | Boarding Stable | Westminster, Maryland |
| Morningside Stables | Riding Lesson, Boarding Stable, Coaches & Trainers | Maryland, Laurel |
| NFF Stables | Riding Lesson, Boarding Stable, Coaches & Trainers | Maryland, Poolesville |
| North Fork School of Equitation | Coaches & Trainers, Riding Lesson, Boarding Stable | Maryland, Jefferson |
| Northview Stallions | Breeder, Horseback Riding, Boarding Stable | Maryland, Elkton |
| On Course Equestrian Services | Boarding Stable, Trail Rides, Horseback Riding | Maryland, Havre de Grace |
| One Love Equine | Boarding Stable | Maryland, Churchville |
| Opening Number Riding Academy | Boarding Stable, Coaches & Trainers, Riding Lesson, Horse Camps | Maryland, Rising Sun |
| Out of the Box Stables | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Rockville |
| Paddock Place Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Pylesville |
| Patapsco Horse Center | Boarding Stable | Maryland, Catonsville |
| Patuxent Run Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Huntingtown, Maryland |
| Persimmon Tree Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Westminster |
| Pickwick Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Sykesville |
| Pillars Equestrian | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, La Plata |
| Piscataway Riding Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Huntingtown |
| Potomac Riverside Stables | Boarding Stable, Coaches & Trainers, Horse Show, Horseback Riding, Riding Lesson, Trail Rides | Dickerson, Maryland |
| Promised Land Horse Farm | Boarding Stable | Baltimore, Maryland |
| Raylyn Farms | Coaches & Trainers, Riding Lesson, Horseback Riding, Boarding Stable | Frederick, Maryland |
| Red Rebel Stables At Chaney’s Promise | Boarding Stable | Harwood, Maryland |
| Reflecting Heaven Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Grantsville |
| River Valley Ranch | Coaches & Trainers, Boarding Stable, Horse Camps, Horseback Riding, Riding Lesson, Trail Rides | Hampstead, Maryland |
| Rockland Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Westminster, Maryland |
| Rolling Acres Show Stable | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Germantown |
| Rusted Star Ranch | Boarding Stable, Coaches & Trainers, Riding Lesson, Trail Rides, Horseback Riding | Maryland, Berlin |
| Saddle Up 4 Fun | Riding Lesson, Horseback Riding, Equine Assisted Therapy, Boarding Stable, Coaches & Trainers | Maryland, Upper Marlboro |
| Sagamore Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Baltimore, Maryland |
| Semper Fi Fields | Boarding Stable | Maryland, Chestertown |
| Serenity Crown Horse Farm | Boarding Stable, Breeder | Maryland, Hagerstown |
| Shamrock Farm | Boarding Stable, Breeder | Maryland, Woodbine |
| Skillman Stables | Boarding Stable, Coaches & Trainers, Horse Show, Riding Lesson | Maryland, Baltimore |
| Soft Landing Stables | Boarding Stable | Maryland, Accokeek |
| South Breeze at Chaptico Manor | Boarding Stable, Coaches & Trainers, Riding Lesson, Horse Camps | Maryland, Mechanicsville |
| Southern Grace Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Tack Shop | Maryland, La Plata |
| Spring Gap Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Cumberland |
| Springfield Horse Farm | Boarding Stable | Maryland, Baltimore |
| Star Community | Equine Assisted Therapy, Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Hagerstown |
| Steel Horse Stables | Boarding Stable | Maryland, Glen Burnie |
| Still Pond Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Baltimore |
| Stoneleigh Equine | Boarding Stable, Coaches & Trainers | Maryland, Hagerstown |
| Summerfield Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Lothian |
| Sunny Knoll Farm | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Finksburg |
| Sunset Hill Farm | Boarding Stable | Maryland, Woodbine |
| Tag Along Farm | Boarding Stable | Maryland, Davidsonville |
| Taking the Lead | Boarding Stable, Coaches & Trainers, Equine Assisted Therapy, Riding Lesson | Freeland, Maryland |
| Talbot Run Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Mount Airy, Maryland |
| Tanglao Carriage Driving | Boarding Stable, Coaches & Trainers, Riding Lesson, Carriage Rides | Maryland, Denton |
| TBs Everything Equine | Boarding Stable, Coaches & Trainers, Riding Lesson | Mount Airy, Maryland |
| Tenacity Stables | Boarding Stable, Riding Lesson | Maryland, Dickerson |
| The Horse Project | Boarding Stable, Coaches & Trainers, Horseback Riding, Rescue Organization, Equine Assisted Therapy | Maryland, Cockeysville |
| The Stables at Cedar Farm | Boarding Stable | Maryland, Rising Sun |
| Thunder Mountain Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Keymar |
| Thunder Valley Ranch | Boarding Stable, Coaches & Trainers, Riding Lesson, Trail Rides, Horseback Riding | Maryland, Taneytown |
| Timberbrook Farm | Breeder, Riding Lesson, Boarding Stable | Maryland, Freeland |
| Timbuktu Arabian Horse Farm | Boarding Stable | Maryland, La Plata |
| Tom’s Cove Quarter Horses | Boarding Stable | Maryland, Pocomoke City |
| Topline Equestrian Center – MD | Coaches & Trainers, Riding Lesson, Boarding Stable | Frederick, Maryland |
| Trinity Horse Farm | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Laurel, Maryland |
| Two Sisters Farm | Boarding Stable | Maryland, Dickerson |
| Unalome Dressage | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Cockeysville |
| Urban Ridge Farm | Boarding Stable, Coaches & Trainers, Horse Show, Riding Lesson | Maryland, Baltimore |
| Valley Meadow Farms | Boarding Stable, Trail Rides, Horseback Riding, Horse Camps | Maryland, Hancock |
| Waredaca | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Germantown |
| Westbrook Horse Farm | Boarding Stable | Maryland, Upper Marlboro |
| Western Trails | Boarding Stable, Coaches & Trainers, Riding Lesson, Trail Rides, Horseback Riding | Maryland, Oakland |
| Whispering Hollow Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Rising Sun |
| Whispering Meadows Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Baltimore |
| Willow Mist Riding School | Boarding Stable, Coaches & Trainers, Riding Lesson, Horse Camps | Maryland, Poolesville |
| Willow Wood Show Stables | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Woodbine |
| Windsong Arabians | Coaches & Trainers, Riding Lesson, Boarding Stable | Maryland, Mount Airy |
| Windy Way Horses | Boarding Stable, Coaches & Trainers, Riding Lesson | Maryland, Easton |
| Wito Hollow Farm | Boarding Stable | Maryland, Lothian |
| Woodstock Farm and Stables | Boarding Stable, Coaches & Trainers, Riding Lesson, Horseback Riding | Maryland, Elkton |
| Worthmore Equestrian Center | Boarding Stable, Coaches & Trainers, Riding Lesson, Equine Assisted Therapy | Maryland, Worton |
| Wyndham Oaks | Horseback Riding, Boarding Stable, Coaches & Trainers, Riding Lesson | Boyds, Maryland |
| Yellow Wood Dressage | Boarding Stable, Coaches & Trainers, Horseback Riding, Riding Lesson | Maryland, Rising Sun |
