Coal Mines

• Bucoda Coal Company
• Graham Brothers
• Great Western Coal Development and Mining Company
• Northwest Coal Company
• Tenino Coal & Iron Company
• Washington Union Coal Company

Timber Industry

• Blumauer Lumber Company
• Bob White Lumber Company
• Clock Brothers Shingle Mill
• Deschutes Lumber Company
• Fir Tree Lumber Company
• Green River Lumber Company
• Gruber and Docherty Lumber Company
• Harm & Brown Lumber Company
• Harstad Lumber Company
• Independence Logging Company
• Johnson Creek Lumber
• Jonis Spar and Lumber Company
• Leitch Walker Shingle Company Inc.
• Lindstrom and Handforth Lumber Company
• Little Rock Logging Company
• Mason County Logging Company
• Mentzer Brothers Lumber Company
• Mumby Lumber and Shingle Company
• Mutual Lumber Company
• N and M Logging Company
• Russel Shingle Mill
• Seatco Manufacturing Company
• Taylor Lumber and Shingle Company
• Tenino Lumber and Manufacturing Company
• Turvey Brothers Logging Company
• Western Washington Logging Company (later Mud Bay Logging Company)
• Weyerhauser Timber Company (camp #4)

Stone Quarries

• Hercules Sandstone Company
• Tenino Stone Company