Manufacturing in Mason County, Washington
The register lists 65 facilities in Mason, Washington. According to the Bureau of Labor Statistics, 23 establishments in Mason employed 645 people in 2025. Wood Product Manufacturing is an industry with 21 facilities listed in the register.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and benchmark
Biggest cities
Federal labor statistics counted at least 23 manufacturing establishments in Mason County in 2025, employing about 645 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 65.
Facilities31 FACILITIES
Listing 31 of 65: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Industry | NAICS | Employees | Status |
|---|---|---|---|---|---|
| Amphibious Marine, INC. | Shelton | Transportation Equipment Manufacturing | 336611 | 1–19 | ACTIVE |
| Ssi Cable Corporation | Shelton | Computer and Electronic Product Manufacturing | 334419 | 20–99 | ACTIVE |
| Trufab LLC | Shelton | Fabricated Metal Product Manufacturing | 332312 | 20–99 | ACTIVE |
| Simpson Timber CO Front St | Shelton | Wood Product Manufacturing | 321113 | — | LIKELY ACTIVE |
| Compudas Controls LLC | Shelton | Computer and Electronic Product Manufacturing | 334513 | — | LIKELY ACTIVE |
| Lund Custom Machining, INC | Shelton | Fabricated Metal Product Manufacturing | 332710 | 1–19 | LIKELY ACTIVE |
| Squirrel LLC | Shelton | Transportation Equipment Manufacturing | 336413 | 1–19 | LIKELY ACTIVE |
| B Plus INC | Shelton | Furniture and Related Product Manufacturing | 337211 | 1–19 | UNVERIFIED |
| Lynch Creek Farm | Shelton | Wood Product Manufacturing | 321113 | 100–499 | UNVERIFIED |
| Belco Forest Products | Shelton | Wood Product Manufacturing | 321912 | — | LIKELY ACTIVE |
| Jensen Precast | Shelton | Plastics and Rubber Products Manufacturing | 326199 | — | LIKELY ACTIVE |
| Mosquito Fleet Winery | Belfair | Beverage and Tobacco Product Manufacturing | 312130 | 1–19 | LIKELY ACTIVE |
| Olympic Mountain Millwork | Shelton | Wood Product Manufacturing | 321911 | 1–19 | LIKELY ACTIVE |
| Skookum Lumber Plant | Shelton | Wood Product Manufacturing | 321113 | — | LIKELY ACTIVE |
| Island Enterprises, Dba Salish Seafoods | Shelton | Food Manufacturing | 311710 | — | LIKELY ACTIVE |
| Manke Lumber CO INC Shelton Log Dump | Shelton | Wood Product Manufacturing | 321113 | — | LIKELY ACTIVE |
| Ace Paving CO INC Johns Prairie Pit | Shelton | Petroleum and Coal Products Manufacturing | 324121 | — | UNVERIFIED |
| Aero Controls Incorporated | Shelton | Transportation Equipment Manufacturing | 336413 | — | UNVERIFIED |
| Fiberglass Marine Products | Shelton | Plastics and Rubber Products Manufacturing | 326199 | — | UNVERIFIED |
| Sanderson Industrial Park | Shelton | Machinery Manufacturing | 333999 | — | UNVERIFIED |
| Simpson Timber CO St Yd Sawmill 5 | Shelton | Wood Product Manufacturing | 321113 | — | UNVERIFIED |
| South Grays Harbor Timber Reso | Shelton | Wood Product Manufacturing | 321992 | — | UNVERIFIED |
| Sunrise Fiberglass Engineering Site | Shelton | Chemical Manufacturing | 325211 | — | UNVERIFIED |
| Thermedia CORP Shelton | Shelton | Miscellaneous Manufacturing | 339113 | — | UNVERIFIED |
| Shelton | Shelton | Wood Product Manufacturing | 321114 | 100–499 | LIKELY ACTIVE |
| Ornamental Stone INC | Allyn | Nonmetallic Mineral Product Manufacturing | 327390 | 1–19 | UNVERIFIED |
| Techwood | Shelton | Wood Product Manufacturing | 321918 | 20–99 | UNVERIFIED |
| Wa317938503 - Shearer Brothers Chipping LLC | Shelton | Wood Product Manufacturing | 321113 | 20–99 | UNVERIFIED |
| Wa317947269 - Whiskey Ridge Manufacturing LLC | Shelton | Fabricated Metal Product Manufacturing | 332710 | 1–19 | UNVERIFIED |
| Wa317947836 - Copy That Reprographics LLC | Belfair | Printing and Related Support Activities | 323111 | 1–19 | UNVERIFIED |
| Wa317948837 - Shearer Brothers Chipping LLC | Belfair | Wood Product Manufacturing | 321113 | 1–19 | UNVERIFIED |
