| DOUG'S MOTOR VEHICLE REPAIR, INC.John Day, OR · Active | John Day, OR | Corporation | Jan 19, 2005 | Active |
| GENERATIONS SALONJohn Day, OR · Active | John Day, OR | Other | Jul 23, 2026 | Active |
| IRON TRIANGLE LAND & CATTLE, LLCJohn Day, OR · Active | John Day, OR | LLC | Jul 27, 2026 | Active |
| DHRUV INVESTMENTS INCJohn Day, OR · Active | John Day, OR | Corporation | Jul 29, 2026 | Active |
| WILDFLOUR COOKIES LLCJohn Day, OR · Active | John Day, OR | LLC | Aug 5, 2026 | Active |
| JOHN DAY OF OLYMPUS, LLCJohn Day, OR · Active | John Day, OR | LLC | Aug 5, 2026 | Active |
| ART THUNELL LEGACY FUNDJohn Day, OR · Active | John Day, OR | Other | Aug 13, 2026 | Active |
| AARON'S ERRANDSJohn Day, OR · Active | John Day, OR | Other | Aug 19, 2026 | Active |
| ROCKY TOP HORSES & LIVESTOCKJohn Day, OR · Active | John Day, OR | Other | Aug 27, 2026 | Active |
| SLIME BAR LLCJohn Day, OR · Active | John Day, OR | LLC | Aug 31, 2026 | Active |
| MUSE CLOTH LLCJohn Day, OR · Active | John Day, OR | LLC | Aug 31, 2026 | Active |
| 1188 DRAFTWORKS LLCJohn Day, OR · Active | John Day, OR | LLC | Sep 4, 2026 | Active |
| DVARAJohn Day, OR · Active | John Day, OR | Other | Sep 9, 2026 | Active |
| WILDFLOWER ROOTS INVESTMENTS LLCJohn Day, OR · Active | John Day, OR | LLC | Sep 9, 2026 | Active |
| JOHN DAY TRUE VALUE HARDWAREJohn Day, OR · Active | John Day, OR | Other | Sep 12, 1991 | Active |
| BENEFITS ENROLLMENT ON DEMANDJohn Day, OR · Active | John Day, OR | Other | Sep 15, 2026 | Active |
| VALLEY VIEW ASSISTED LIVINGJohn Day, OR · Active | John Day, OR | Other | Sep 16, 2026 | Active |
| HIGH DESERT TRADE CO. LLCJohn Day, OR · Active | John Day, OR | LLC | Sep 22, 2026 | Active |
| FURRY FRIENDS GROOMING LLCJohn Day, OR · Active | John Day, OR | LLC | Sep 23, 2026 | Active |
| RILVAN HAUS LLCJohn Day, OR · Active | John Day, OR | LLC | Sep 24, 2026 | Active |
| GRANT WESTERN LUMBER CO.John Day, OR · Active | John Day, OR | Corporation | Dec 16, 1991 | Active |
| STRONG ARM ENTERPRISES, LLCJohn Day, OR · Active | John Day, OR | LLC | Mar 18, 2005 | Active |
| JOHN'S WILDLIFE STUDIOJohn Day, OR · Active | John Day, OR | Other | Aug 16, 2001 | Active |
| JD RENTS AND POWER EQUIPMENT, INCORPORATEDJohn Day, OR · Active | John Day, OR | Corporation | May 3, 2005 | Active |
| CROWN RANCHJohn Day, OR · Active | John Day, OR | Other | May 18, 2005 | Active |
| V.A.L.U.E. A.D.D.E.D., INC.John Day, OR · Active | John Day, OR | Nonprofit | Jun 7, 2005 | Active |
| SUBWAY OF JOHN DAYJohn Day, OR · Active | John Day, OR | Other | Jun 9, 2005 | Active |
| MOBILE GLASS OF OREGON, INC.John Day, OR · Active | John Day, OR | Corporation | Jul 12, 2005 | Active |
| THE GRANT COUNTY LIBRARY FOUNDATION, INC.John Day, OR · Active | John Day, OR | Nonprofit | Aug 13, 1992 | Active |
| GRANT COUNTY FARM BUREAUJohn Day, OR · Active | John Day, OR | Nonprofit | Oct 5, 1992 | Active |
| ELLIS TRACY POST NO. 77 THE AMERICAN LEGIONJohn Day, OR · Active | John Day, OR | Nonprofit | Jun 10, 1929 | Active |
| JOHN DAY CHURCH OF THE NAZARENEJohn Day, OR · Active | John Day, OR | Nonprofit | Mar 4, 1993 | Active |
| HOLLIDAY LAND & LIVESTOCK, INC.John Day, OR · Active | John Day, OR | Corporation | Feb 28, 2006 | Active |
| DARREL HOLLIDAY RANCH, INC.John Day, OR · Active | John Day, OR | Corporation | Feb 28, 2006 | Active |
| BLUE MOUNTAIN CHIROPRACTIC HEALTH CENTER, INC.John Day, OR · Active | John Day, OR | Corporation | May 13, 1993 | Active |
| YOGESHWAR INC.John Day, OR · Active | John Day, OR | Corporation | Mar 8, 2006 | Active |
| HILL OPPORTUNITIES INCORPORATEDJohn Day, OR · Active | John Day, OR | Corporation | Oct 19, 1993 | Active |
| BARRIETUA RENTALS, L.L.C.John Day, OR · Active | John Day, OR | LLC | Jul 25, 2006 | Active |
| THE SNAFFLE BIT DINNER HOUSE, INC.John Day, OR · Active | John Day, OR | Corporation | Aug 28, 2001 | Active |
| EASTERN OREGON REALTYJohn Day, OR · Active | John Day, OR | Other | Feb 28, 1994 | Active |
| JOHN DAY RIVER VETERINARY CENTERJohn Day, OR · Active | John Day, OR | Other | Mar 30, 2007 | Active |
| JOHN DAY HISTORICAL PRESERVATION FOUNDATION, INC.John Day, OR · Active | John Day, OR | Nonprofit | Aug 13, 1986 | Active |
| BEST WESTERN JOHN DAY INNJohn Day, OR · Active | John Day, OR | Other | Jul 20, 2007 | Active |
| BYRON'S EXCAVATING & LANDSCAPINGJohn Day, OR · Active | John Day, OR | Other | Sep 25, 1995 | Active |
| OUTPOST TRADING COMPANYJohn Day, OR · Active | John Day, OR | Corporation | Dec 4, 2007 | Active |
| GRANT COUNTY AUTOMOTIVE INCORPORATEDJohn Day, OR · Active | John Day, OR | Corporation | Dec 13, 2007 | Active |
| CHESHIRE INVESTMENT GROUP, LLCJohn Day, OR · Active | John Day, OR | LLC | Dec 27, 2007 | Active |
| VIRGINIA L. MCMILLAN DDS PCJohn Day, OR · Active | John Day, OR | Corporation | Dec 27, 2007 | Active |
| GOLD RUSH INVESTMENT CLUB LLC.John Day, OR · Active | John Day, OR | LLC | Jan 22, 2008 | Active |
| MILLS BUILDING SUPPLY, INC.John Day, OR · Active | John Day, OR | Corporation | Jan 17, 1996 | Active |