| OREGON PUREBRED SHEEP BREEDERS ASSOCIATIONPhilomath, OR · Active | Philomath, OR | Nonprofit | Mar 12, 1998 | Active |
| LEECH, LUFF & FOOT, LLCPhilomath, OR · Active | Philomath, OR | LLC | Mar 18, 1998 | Active |
| HEMPHILL ANGUS, INC.Philomath, OR · Active | Philomath, OR | Corporation | Feb 1, 2002 | Active |
| WEST COAST FLOATSPhilomath, OR · Active | Philomath, OR | Other | May 6, 1998 | Active |
| CASCADIA EDITINGPhilomath, OR · Active | Philomath, OR | Other | Apr 27, 1998 | Active |
| MAK LANDSCAPE AND IRRIGATIONPhilomath, OR · Active | Philomath, OR | Other | Sep 17, 2009 | Active |
| NORTHWEST HABITAT INSTITUTEPhilomath, OR · Active | Philomath, OR | Nonprofit | May 21, 1998 | Active |
| SILVERMAN STUDIOS, INC.Philomath, OR · Active | Philomath, OR | Corporation | Oct 19, 2009 | Active |
| PATRICK LUMBER EXPORT CO.Philomath, OR · Active | Philomath, OR | Other | Nov 12, 2009 | Active |
| GREENGABLE FARMS COMPANYPhilomath, OR · Active | Philomath, OR | Corporation | Aug 13, 1998 | Active |
| PHILOMATH FIRE AND RESCUE VOLUNTEER ASSOCIATION, INCPhilomath, OR · Active | Philomath, OR | Nonprofit | Aug 10, 1960 | Active |
| T-E RANCH LLCPhilomath, OR · Active | Philomath, OR | LLC | Dec 28, 2009 | Active |
| HOWARD'S HERITAGE, LLCPhilomath, OR · Active | Philomath, OR | LLC | Dec 28, 2009 | Active |
| KEEN HOUSECLEANINGPhilomath, OR · Active | Philomath, OR | Other | Sep 28, 1998 | Active |
| DORT WORM FARMPhilomath, OR · Active | Philomath, OR | Other | Jan 8, 2010 | Active |
| ALYRICA NETWORKS, INC.Philomath, OR · Active | Philomath, OR | Corporation | Mar 1, 2002 | Active |
| NAMAHS CONSULTING LLCPhilomath, OR · Active | Philomath, OR | LLC | Nov 13, 1998 | Active |
| ARTESIAN LLCPhilomath, OR · Active | Philomath, OR | LLC | Feb 1, 2010 | Active |
| RIM ROCK INVESTORS GROUP, LLCPhilomath, OR · Active | Philomath, OR | LLC | Dec 4, 1998 | Active |
| PARTS NETWORKPhilomath, OR · Active | Philomath, OR | Other | Dec 18, 1998 | Active |
| WREN VINEYARDPhilomath, OR · Active | Philomath, OR | Other | Feb 9, 1999 | Active |
| RAIN DROP FARMSPhilomath, OR · Active | Philomath, OR | Other | Feb 18, 2010 | Active |
| WEEDSCIENCE LLCPhilomath, OR · Active | Philomath, OR | LLC | Dec 30, 1998 | Active |
| GLOBAL AUTOMOTIVE REPAIR & SERVICE LLC.Philomath, OR · Active | Philomath, OR | LLC | Mar 1, 2010 | Active |
| SERENDIP HISTORICAL RESEARCHPhilomath, OR · Active | Philomath, OR | Other | Mar 9, 2010 | Active |
| NIC, LLCPhilomath, OR · Active | Philomath, OR | LLC | Feb 26, 1999 | Active |
| PHAD, LLCPhilomath, OR · Active | Philomath, OR | LLC | Feb 26, 1999 | Active |
| BEAL, LLCPhilomath, OR · Active | Philomath, OR | LLC | Feb 26, 1999 | Active |
| COAST RANGE COMMERCIAL REFRIGERATIONPhilomath, OR · Active | Philomath, OR | Other | Apr 12, 2010 | Active |
| ROGERS VETERINARY SERVICE INCORPORATEDPhilomath, OR · Active | Philomath, OR | Corporation | Apr 20, 2010 | Active |
| ONE ON ONE REALTYPhilomath, OR · Active | Philomath, OR | Other | Mar 30, 1999 | Active |
| THE COLOR WHEEL COMPANYPhilomath, OR · Active | Philomath, OR | Corporation | Jun 10, 1999 | Active |
| COOPER FISHING INCPhilomath, OR · Active | Philomath, OR | Corporation | Jun 21, 1999 | Active |
| AGAPE MINISTRIES, INC.Philomath, OR · Active | Philomath, OR | Nonprofit | Jun 21, 1999 | Active |
| ROOME TELECOMMUNICATIONS INC.Philomath, OR · Active | Philomath, OR | Corporation | Oct 12, 1962 | Active |
| 5555 LLCPhilomath, OR · Active | Philomath, OR | LLC | Jun 30, 2010 | Active |
| TIMBER SUPPLY CO., INC.Philomath, OR · Active | Philomath, OR | Corporation | Nov 19, 1962 | Active |
| H & B LOGGINGPhilomath, OR · Active | Philomath, OR | Other | Apr 2, 1987 | Active |
| KINGS VALLEY CEMETERY ASSOCIATIONPhilomath, OR · Active | Philomath, OR | Nonprofit | Sep 17, 1959 | Active |
| MAGS PRESSPhilomath, OR · Active | Philomath, OR | Other | Aug 27, 2010 | Active |
| PHILOMATH AREA CHAMBER OF COMMERCEPhilomath, OR · Active | Philomath, OR | Nonprofit | May 9, 1963 | Active |
| THE HIVE CHURCH INC.Philomath, OR · Active | Philomath, OR | Nonprofit | Sep 1, 2010 | Active |
| WATM LLCPhilomath, OR · Active | Philomath, OR | LLC | Sep 22, 2010 | Active |
| PHILOMATH BOOSTER CLUBPhilomath, OR · Active | Philomath, OR | Nonprofit | Oct 1, 2010 | Active |
| PHS SENIOR ALL NIGHT PARTYPhilomath, OR · Active | Philomath, OR | Nonprofit | Oct 18, 2010 | Active |
| LIVING FAITH COMMUNITY CHURCHPhilomath, OR · Active | Philomath, OR | Nonprofit | Nov 23, 1999 | Active |
| BENTON BOWMEN, INC.Philomath, OR · Active | Philomath, OR | Nonprofit | Jan 6, 1969 | Active |
| MATSON TREE FARM LLCPhilomath, OR · Active | Philomath, OR | LLC | Dec 30, 1999 | Active |
| MUDDY DOG RANCH LLCPhilomath, OR · Active | Philomath, OR | LLC | Nov 29, 2010 | Active |
| OREGON SHOOTING ACADEMYPhilomath, OR · Active | Philomath, OR | Other | Dec 2, 2010 | Active |