| # | Company | Employees |
|---|---|---|
| 1 |
AGC Biologicsagcbio.com
Provides world-class development and manufacturing of therapeutic proteins, plasmid DNA, messenger RNA, viral vectors, and genetically engineered cell therapies globally. |
2,525 |
| 2 |
Janickijanicki.com
Designs high-precision parts, tooling, and prototypes for various industries Specializes in large, complex projects with advanced CNC machining capabilities and real-time project management solutions |
1,029 |
| 3 |
Keytronickeytronic.com
Value-added contract manufacturer for OEMs, specializing in PCB assembly, plastic molding, and full product assembly across diverse products, with manufacturing in Mexico and China. |
1,010 |
| 4 |
Jubilant HollisterStier CMOjublhs.com
Provides comprehensive sterile fill-finish and lyophilization services, ensuring consistent delivery of high-quality products for global healthcare markets and patients. |
850 |
| 5 |
PCC AEROSTRUCTURESpccaero.com
A vertically integrated supplier providing metallic and composite parts, kits, and assemblies to the aerospace industry globally |
799 |
| 6 |
Pioneer Human Servicespioneerhumanservices.org
A nonprofit social enterprise in Washington state that supports justice-involved individuals with housing, healthcare, employment, and job training programs to reduce societal challenges |
678 |
| 7 |
MICROmicro-co.com
Provides contract manufacturing services including medical device assembly, metal stamping, molding, machining, sharpening, and finishing for various industries worldwide. |
650 |
| 8 |
Just - Evotec Biologicsevotec.com
Provides differentiated services for biologics development and manufacturing, utilizing AI-driven optimization and continuous bioprocessing to reduce costs and expand global access. |
614 |
| 9 |
TSMC Washingtonwafertech.com
Manufacturing computer chips for other businesses, enabling various products from cell phones to cars with high-quality, reliable integrated circuits. |
555 |
| 10 |
Skookumtessera.org
A national leader in Disability and Veteran employment, providing next-level customer service, workforce development, and high-quality manufacturing for federal and commercial customers |
546 |
| 11 |
Core Health & Fitnesscorehandf.com
A global partner in commercial fitness equipment, offering manufacturing, installation, and support services for top fitness brands worldwide |
402 |
| 12 |
Jubilant HollisterStier LLCjublhs.com
Provider of comprehensive services for pharmaceutical and biopharmaceutical industries, specializing in manufacturing allergenic extracts and sterile injectable vials, part of Jubilant Pharma Company |
386 |
| 13 |
Vaupellvaupell.com
A global provider of precision components and assemblies for aerospace, medical, and defense industries, specializing in plastics, metals, and advanced composite parts |
322 |
| 14 |
Cascade Coffee, LLCcascadecoffee.com
A leading contract roasting and packaging operation in the US, specializing in producing a wide range of coffee products for various markets |
115 |
| 15 |
Vexos | ControlTekcontroltek.com
A company specializing in design and manufacturing for Medical, Aviation/Space and Defense, Industrial, and Consumer products with a focus on lean enterprise and lasting partnerships |
80 |
| 16 |
ALTEK, Inc.altek-inc.com
Full-service contract manufacturer providing product realization services to high tech industries, including design, engineering, supply chain management, injection molding, assembly, and finishing |
79 |
| 17 |
Servatron, A Volex Companyvolex.com
A reliable provider of custom and contract manufacturing services for the electronics industry, delivering high-quality finished goods and components efficiently |
78 |
| 18 |
Piller Aimmcopilleraimmco.com
A vertically integrated plastic injection molding company offering in-house design, engineering, tooling, and manufacturing for high precision plastic parts |
57 |
| 19 |
KASO Plasticskaso.com
A full-service plastic injection molder in Vancouver, WA, providing high-quality, close-tolerance products at competitive prices for customer satisfaction in the Pacific Northwest and beyond |
50 |
| 20 |
Richmark Labelrichmarklabel.com
An award-winning label printer producing custom labels, stickers, and tape for various products with a wide range of printing capabilities and delivery formats |
46 |
| 21 |
Cobalt Enterprises, LLCcobaltent.com
A dynamic company manufacturing precision machined parts and assemblies for aerospace, defense, and commercial industries, with a focus on quality and customer service |
37 |
| 22 |
Silicon Forest Electronics, a subsidiary of Impact Electronic Solutionsimpactelectronics.com
Full-service electronics manufacturing company in Vancouver, WA, offering design, prototype, production, and test services for Aerospace, Defense, Medical, and Instrumentation industries |
36 |
| 23 |
AccraFabaccrafab.com
A leading fabrication and contract manufacturing company since 1979, specializing in precision sheet metal components and assemblies, with a focus on quality and supply chain logistics |
35 |
| 24 |
Senior Aerospace Absolute Manufacturing
A precision manufacturer offering complex machining solutions, assembly services, and design engineering, backed by financial strength and a culture of continuous improvement |
30 |
| 25 |
Trulife Engineered Solutionstrulifeengineeredsolutions.com
A leading manufacturing service provider in the Pacific Northwest, offering project management, contract manufacturing, CNC machining, prototype machining, and complex assembly services |
27 |
| 26 |
2333 Designs & Manufacturing2333designs.com
The company specializes in providing comprehensive solutions for design and manufacturing processes, offering full turnkey services to clients |
16 |
| 27 |
Dylan Aerospacedylanaerospace.com
A manufacturing facility specializing in close-tolerance products for aerospace, defense, and technology industries, integrated into various platforms worldwide |
15 |
| 28 |
NaiMor Incnaimormetalfabrication.com
Highly skilled professionals producing quality parts and assemblies at competitive prices, specializing in both prototypes and full production quantities with reliable, innovative solutions |
13 |
| 29 |
Prowse Manufacturing Groupprowsegroup.com
A leading contract manufacturer specializing in precision sheet metal and CNC machined components for aviation, defense, technology, and space industries Quality-driven with top certifications |
12 |
| 30 |
Zapariozapario.com
Specializes in IoT, AI, and edge computing solutions, offering electronics ODM services and manufacturing capabilities to bring innovative products to market |
4 |
| 31 |
Hobart Machined Products Inchobartmachined.com
A customer-focused manufacturer of precision parts, specializing in complex machining tasks, prototype production, tooling fabrication, and engineering services for worldwide clients |
3 |
| 32 |
Woodmax Seattlewoodmax.com.tw
A leading manufacturing and design company specializing in creating high-quality products while focusing on aesthetics, functionality, and cost for industry leaders worldwide |
2 |
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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