| Greene Growlers | 227 E Diamond Ave | Gaithersburg | Maryland | 20877 | United States | brewpub | |
| Greenspring Brewing Company | | Chesapeake Beach | Maryland | 20732-4664 | United States | micro | |
| Guinness Open Gate Brewery and Barrel House | 5001 Washington Blvd | Halethorpe | Maryland | 21227-5000 | United States | large | |
| Gypsy Brewing Company | | Huntingtown | Maryland | 20639 | United States | micro | |
| Heart & Solar Brewing | | Parkton | Maryland | 21120-9253 | United States | planning | |
| Heavy Seas Beer | 4615 Hollins Ferry Rd Ste B | Baltimore | Maryland | 21227-4624 | United States | regional | |
| HopScratch Farm & Brewery | | Harwood | Maryland | 20776 | United States | planning | |
| House Cat Brewing Company | | Frederick | Maryland | 21704 | United States | planning | |
| Hysteria Brewing Company | 9570 Berger Rd Ste J | Columbia | Maryland | 21046-1559 | United States | micro | |
| Independent Brewing Company | 418 N Main St | Bel Air | Maryland | 21014-3509 | United States | micro | |
| Jailbreak Brewing Company | 9445 Washington Blvd N Ste F | Laurel | Maryland | 20723-1380 | United States | micro | |
| Johanssons Dining House | 4 W Main St | Westminster | Maryland | 21157-4816 | United States | brewpub | |
| Key Brewing Co. | 2500 Grays Rd | Dundalk | Maryland | 21222-5044 | United States | micro | |
| Mad Science Brewing Company | 1619 Buckeystown Pike | Adamstown | Maryland | 21710 | United States | micro | |
| Manor Hill Brewing | 4411 Manor Ln | Ellicott City | Maryland | 21042-6111 | United States | micro | |
| Market Street Public House | 200 Market St | Denton | Maryland | 21629-1037 | United States | brewpub | |
| Mastiff Brewery | | Middle River | Maryland | 21220-2818 | United States | planning | |
| Milkhouse Brewery at Stillpoint Farm | 8253 Dollyhyde Rd | Mount Airy | Maryland | 21771-9404 | United States | micro | |
| Mobtown Brewing Co | | Baltimore | Maryland | 21224-4716 | United States | planning | |
| Monocacy Brewing Co | 1781 N Market St | Frederick | Maryland | 21701-4305 | United States | micro | |
| Monument City Brewing Co | 1 N Haven St Ste A | Baltimore | Maryland | 21224-1614 | United States | micro | |
| Mully's Brewery | 141 Schooner Ln Ste 15 | Prince Frederick | Maryland | 20678-3482 | United States | micro | |
| National Brewing Company | 28102 Baileys Neck Rd | Easton | Maryland | 21601-8520 | United States | contract | |
| Nepenthe Homebrew & Brewery | | Baltimore | Maryland | 21211-1900 | United States | planning | |
| Ocean City Brewing Company | 5509 Coastal Hwy | Ocean City | Maryland | 21842-3144 | United States | brewpub | |
| Olde Mother Brewing, LLC | 911 E Patrick St | Frederick | Maryland | 21701-3132 | United States | micro | |
| Oliver Brewing Company | 4216 Shannon Dr | Baltimore | Maryland | 21213-2144 | United States | micro | |
| Patriot Acres Farm Brewery | 1621 Millington Rd | Sudlersville | Maryland | 21668-1427 | United States | micro | |
| Peabody Heights Brewery | 401 E 30th St | Baltimore | Maryland | 21218-3935 | United States | micro | |
| Pratt Street Ale House | 206 W Pratt St | Baltimore | Maryland | 21201-2426 | United States | brewpub | |
| Pub Dog Brewing Company | 1203 New Windsor Rd | Westminster | Maryland | 21158-6704 | United States | micro | |
| RAR Brewing | 504 Poplar St | Cambridge | Maryland | 21613-1834 | United States | proprietor | |
| Red Shedman Farm Brewery | 13601 Glissans Mill Rd | Mount Airy | Maryland | 21771-8507 | United States | micro | |
| Rock Bottom Brewery - Bethesda | 7900 Norfolk Ave | Bethesda | Maryland | 20814-2502 | United States | brewpub | |
| Rockwell Brewery | 880 N East St Unit 201 | Frederick | Maryland | 21701-5045 | United States | micro | |
| Rubber Soul Brewing | 1930 Northwood Dr | Salisbury | Maryland | 21801-7824 | United States | micro | |
| Ruddy Duck Brewery and Grill | 13200 Dowell Rd | Dowell | Maryland | 20629 | United States | brewpub | |
| Ruhlman Brewery/Our Ales | 2300 Harvey Gummel Rd | Hampstead | Maryland | 21074-1033 | United States | micro | |
| Saints Row Brewing | 1211 Taft St | Rockville | Maryland | 20850-1344 | United States | micro | |
| Scorpion Brewing | 929 Skinners Turn Rd, Suite 100 | Owings | Maryland | 20736 | United States | micro | |
| Sigma Ingredients LLC | | Salisbury | Maryland | 21801-6739 | United States | planning | |
| Silver Branch Brewing Company | | Silver Spring | Maryland | 20910-3487 | United States | planning | |
| Slate Farm Brewery | 2128 Whiteford Rd | Whiteford | Maryland | 21160-1402 | United States | micro | |
| Smoketown Brewing Station | 223 W Potomac St | Brunswick | Maryland | 21716-1117 | United States | micro | |
| Steinhardt Brewing Company | 5710 Jefferson Blvd | Frederick | Maryland | 21703-6947 | United States | micro | |
| Stillwater Artisanal Ales | 720 S Conkling St | Baltimore | Maryland | 21224-4301 | United States | contract | |
| Streetcar 82 Brewing Co. | 4824 Rhode Island Ave | Hyattsville | Maryland | 20781-2034 | United States | micro | |
| Suspended Brewing Co | 912 Washington Blvd | Baltimore | Maryland | 21230-2318 | United States | micro | |
| Tall Tales Brewing Co. LLC | 6929 Heron Grove Ct Ste 102 | Parsonsburg | Maryland | 21849-2155 | United States | brewpub | |
| TenEyck Brewing | | Queenstown | Maryland | 21658-1386 | United States | planning | |