| Pigskin Brewing Company | 81 Mill St Ste 150 | Gahanna | Ohio | 43230-1718 | United States | brewpub | |
| Pinups & Pints | 10963 Lower Valley Pike | Medway | Ohio | 45341-9706 | United States | micro | |
| Platform Beer Co | 4125 Lorain Ave | Cleveland | Ohio | 44113-3718 | United States | regional | |
| Platform Beer Co - Production Facility | 3506 Vega Ave | Cleveland | Ohio | 44113-4900 | United States | micro | |
| Platform Beer Co Taproom | 408 N 6th St | Columbus | Ohio | 43215-2137 | United States | micro | |
| Platform Cincinnati | 916 Dalton Ave | Cincinnati | Ohio | 45203 | United States | micro | |
| Portsmouth Brewing Co/Maults | 224 Second St | Portsmouth | Ohio | 45662-0218 | United States | brewpub | |
| Pretentious Barrel House | 745 Taylor Ave | Columbus | Ohio | 43219-2526 | United States | micro | |
| Put-In-Bay Brewing Co | 441 Catawba Ave | Put In Bay | Ohio | 43456-6536 | United States | brewpub | |
| Quarter Barrel Brewery | 107 E Church St | Oxford | Ohio | 45056-1317 | United States | brewpub | |
| Quarter Barrel Brewery and Pub | 103 Main St | Hamilton | Ohio | 45013 | United States | brewpub | |
| Queen City Brewery of Cincinnati | 11253 Williamson Rd | Cincinnati | Ohio | 45241-2230 | United States | micro | |
| R.Shea Brewing | 1662 Merriman Rd | Akron | Ohio | 44313-9000 | United States | micro | |
| Railroad Brewing Company | 1010 Center Rd | Avon | Ohio | 44011-1206 | United States | micro | |
| Ramblin Reds Brewing Company | 1493 N Shoop Ave Unit A | Wauseon | Ohio | 43567-2801 | United States | brewpub | |
| Random Precision Brewing Company | 2365 W Dublin Granville Rd | Columbus | Ohio | 43235-2700 | United States | micro | |
| Restoration Brew Worx | 25 N Sandusky St | Delaware | Ohio | 43015-1901 | United States | brewpub | |
| Revel Urban Winery / Revel OTR | 111 E 12th St | Cincinnati | Ohio | 45202 | United States | brewpub | |
| Rhinegeist Brewery | 1910 Elm St | Cincinnati | Ohio | 45202-7751 | United States | regional | |
| Ridge Runner Brewing LLC | | Wauseon | Ohio | 43567-9294 | United States | planning | |
| Rivals Brewing Company | | middleburg hts | Ohio | 44130 | United States | planning | |
| Rivals Sports Grille | 6710 Smith Rd | Middleburg Heights | Ohio | 44130-2656 | United States | contract | |
| Rivertown Brewing Co - Monroe Barrel House | 6550 Hamilton Lebanon Rd | Monroe | Ohio | 45044-9285 | United States | micro | |
| Rock Bottom Brewery - Cincinnati | 10 Fountain Square Plz | Cincinnati | Ohio | 45202-3102 | United States | brewpub | |
| Rockmill Brewing Co | 5705 Lithopolis Rd NW | Lancaster | Ohio | 43130-9515 | United States | micro | |
| Rocky River Brewing Co | 21290 Center Ridge Rd | Rocky River | Ohio | 44116-3204 | United States | brewpub | |
| Rolling Mill Brewing Company | 916 1st Ave | Middletown | Ohio | 45044-8217 | United States | micro | |
| Roobrew | | Akron | Ohio | 44311-1051 | United States | contract | |
| Roundhouse Depot Brewing | 217 W Chillicothe Ave | Bellefontaine | Ohio | 43311 | United States | micro | |
| Royal Docks Brewhouse and Cannery | 5646 Wales Ave NW | Massillon | Ohio | 44646 | United States | micro | |
| Royal Docks Brewing Company | 7162 Fulton Dr NW | Canton | Ohio | 44718-1523 | United States | contract | |
| Saint Hazards Brewery | 1233 Fox Road | Middle Bass Island | Ohio | 43446 | United States | brewpub | |
| Sandy Springs Brewing Company | 232 N Market St | Minerva | Ohio | 44657-1616 | United States | brewpub | |
| Saucy Brew Works | 2885 Detroit Ave | Cleveland | Ohio | 44113-2765 | United States | brewpub | |
| Seventh Son Brewing Co | 1101 N 4th St | Columbus | Ohio | 43201-3683 | United States | micro | |
| Shale Brewing Co | 7253 Whipple Ave NW | North Canton | Ohio | 44720 | United States | micro | |
| Sibling Revelry Brewing | 29305 Clemens Rd | Westlake | Ohio | 44145-1008 | United States | micro | |
| Sideswipe Brewing | 2419 Scioto Harper Dr | Columbus | Ohio | 43204-3420 | United States | micro | |
| Sixth Sense Brewing Company | 175 Main St. | Jackson | Ohio | 45640 | United States | micro | |
| Smokehouse Brewing | 1130 Dublin Rd | Columbus | Ohio | 43215-1039 | United States | brewpub | |
| Snow Belt Brew | 9511 Kile Rd | Chardon | Ohio | 44024 | United States | micro | |
| Sonder Brewing | | Maineville | Ohio | 45039-8103 | United States | planning | |
| Sons Of Toil Brewing LLC | 14090 Klein Rd | Mount Orab | Ohio | 45154-8312 | United States | micro | |
| Southern Tier Brewing Co | | Cleveland | Ohio | 44115-1111 | United States | planning | |
| Southside Brewing Co | 62920 Georgetown Rd | Cambridge | Ohio | 43725-9749 | United States | brewpub | |
| Spires Social Brewing Co. | 8757 Sancus Blvd | Columbus | Ohio | 43240 | United States | micro | |
| Staas Brewing Company | 31 W Winter St | Delaware | Ohio | 43015-1948 | United States | micro | |
| Star City Brewing Company | 319 S 2nd St | Miamisburg | Ohio | 45342-2926 | United States | micro | |
| Stein Brewing Company | | Mount Vernon | Ohio | 43050-3323 | United States | planning | |
| Streetside Brewery | 4003 Eastern Ave | Cincinnati | Ohio | 45226-1747 | United States | micro | |