| # | Company | Employees |
|---|---|---|
| 1 |
ZT Systemsztsystems.com
The company provides cloud-enabling server solutions for leading companies, bridging the gap between problem and solution for complex server design needs |
1,885 |
| 2 |
Cambrexcambrex.com
Provides drug substance development, manufacturing, analytical, and IND-enabling services across the entire drug lifecycle, leveraging specialized technologies and expertise. |
1,744 |
| 3 |
kdc/onekdc-one.com
Global leader in custom formulation, package design, and manufacturing solutions for beauty, personal care, and home care brands with operational excellence and innovation |
1,263 |
| 4 |
Simtra BioPharma Solutionssimtra.com
Offers world-class cGMP sterile fill/finish, technical expertise, and quality service to pharmaceutical and biotech companies for product development and market access. |
1,014 |
| 5 |
PDIwearepdi.com
Dedicated to fighting preventable infections in healthcare, foodservice, and communities through innovative products, educational resources, training, and support. |
893 |
| 6 |
PCB Technologies Ltd.pcb-technologies.com
A global provider of high-quality PCBs, electronic assemblies, and electro-mechanical systems, specializing in quick-turn prototypes and high-volume production for various industries |
667 |
| 7 |
Edmund Opticsedmundoptics.com
A global leader in optics, imaging, and photonics technology, designing and manufacturing high-quality optical lenses, coatings, and imaging systems for various industries worldwide |
657 |
| 8 |
Cibo Vitacibovita.com
A company founded in 2009 specializes in health-conscious snacks, offering dried fruit and nut blends for nationwide distribution, with various certifications and industry accolades |
263 |
| 9 |
Apicore Pharmaceuticalsapicore.com
Leading process R&D and API manufacturing service provider for the worldwide pharmaceutical industry, offering custom synthesis and generic APIs with regulatory support. |
261 |
| 10 |
Cosette Pharmaceuticals, Inc.cosettepharma.com
A US-based pharmaceutical company with a focus on topicals, dermatology, and branded drugs Emphasizes R&D, manufacturing, sales excellence, and growth through partnerships |
248 |
| 11 |
Halo Pharmaceutical, Inc.halopharma.com
Leading provider of contract dosage form development, commercial manufacturing, and analytical services, offering a complete supply chain solution through Normaco Group. |
228 |
| 12 |
Lonza Capsugelcapsugel.com
Specializes in innovative capsules, dosage forms, and health ingredients serving pharmaceutical, health, and nutrition companies worldwide. |
198 |
| 13 |
ADM Tronics Unlimited, Inc.admtronics.com
The company specializes in designing, developing, and manufacturing electronic medical devices for diagnostic and therapeutic purposes, with in-house capabilities from concept to production |
153 |
| 14 |
LSNE Contract Manufacturingpci.com
Provides contract manufacturing for pharmaceutical, biotechnology, and medical device industries. Specializes in process development, aseptic fill-finish, and lyophilization, offering services from clinical to commercial use. |
151 |
| 15 |
Triangle Manufacturing Company, Inc.trianglemfg.com
A customer-focused engineering and manufacturing partner to the medical device industry, specializing in innovative solutions for complex components and assemblies |
117 |
| 16 |
Bihler of Americabihler.com
A manufacturing technology partner offering innovative and cost-effective solutions for stamping, forming, welding, and assembling components across various industries |
115 |
| 17 |
Mars International Inc.marsint.com
Global contract manufacturer specializing in designing and manufacturing electronic and mechanical assemblies for OEMs, with a focus on supply chain management and product development expertise |
97 |
| 18 |
PharmaCorecambrex.com
Stay updated on company news and updates by following Cambrex, a provider of pharmaceutical services that recently relocated |
92 |
| 19 | 59 | |
| 20 |
Everiteglebar.com
Global engineering and manufacturing firm specializing in electrochemical burr-free machine tools, precision CNC machining, and custom engineered solutions for industrial manufacturing needs |
51 |
| 21 |
Inrad Opticsinradoptics.com
The company fabricates optical materials to high standards and creates advanced optical components, assemblies, and systems, offering a range of standard and custom optical solutions |
50 |
| 22 |
Imperial Machine & Tool Co.imperialmachine.com
A leading machining, fabricating, and assembly facility specializing in Advanced Manufacturing techniques, known for excellence, creativity, and reliability in challenging projects |
44 |
| 23 |
Richland Glass Company, Inc.richlandglass.com
Manufacturer of custom precision glass components and tubular glass vials for various industries, offering design assistance and flexible production capabilities at competitive pricing ISO 9001:2015 certified |
42 |
| 24 |
Avista Pharma Solutions - Now Part of Cambrexcambrex.com
Stay updated on industry news and company updates by following a leading organization that specializes in providing pharmaceutical products and services |
37 |
| 25 |
Weiss-Aug MedPharmaweiss-aug.com
Innovative manufacturing technology for medical devices, collaborating with teams to deliver surgical product research, development, coatings, and molding capabilities |
36 |
| 26 |
G.J. Oliver, Inc.gjoliver.com
Innovative engineering design, project management, and manufacturing services, specializing in custom fabrications, pressure vessels, machinery systems, and inspection services |
25 |
| 27 |
Vermes Machine Company Inc.vermesmachine.com
Precision manufacturing services leader since 1977, specializing in complex components for various industries with a commitment to customer relationships and satisfaction |
22 |
| 28 |
Esco Optics, Inc.escooptics.com
A family-owned optic manufacturer in the US, specializing in standard catalog optics, precision components, and ITAR optics with exceptional customer service and quality |
22 |
| 29 |
Hikma 503Bhikma503b.com
An FDA-registered sterile compounding business specializing in customized injectable medications for US hospitals, ensuring high quality and reliability |
21 |
| 30 |
G.P.R. Company, Inc.gprco.com
An established American engineering and manufacturing company providing precision machining, fabrication, and custom contract manufacturing services to various industries since 1979 |
20 |
| 31 |
Coining MFG - A PrecisionX Companycoining.com
Supplier of precision stamped and machined components for high-growth industries like Aerospace, Defense, Electric Vehicle, and Medical sectors with custom tooling capabilities and specialty metal expertise |
20 |
| 32 |
H&W Tool Co.hwtool.com
Custom manufacturer of precision tools and dies for aerospace and medical industries, utilizing advanced technology and offering production services like EDM, CNC, and automation |
20 |
| 33 |
H Galow Cohgalowco.com
Specializing in precision machining and assembly services, our ISO certified company delivers high-quality products with exacting standards |
18 |
| 34 |
HK Metalcrafthkmetalcraft.com
Manufacturer of high-quality precision metal stampings, spring washers, gaskets, and formed products, serving various industries globally with top-notch manufacturing services |
17 |
| 35 |
Precision Electronic Glasspegglass.com
Customized glass and quartz products and services provided to OEMs and distributors worldwide, fabricated to precision specifications for optimal performance |
15 |
| 36 |
Precision Forms Incprecisionformsinc.com
Mechanical and industrial engineering company located in New Jersey, specializing in precision forms and related services |
15 |
| 37 |
Pan American Coffeepanamericancoffee.com
Private label coffee roaster dedicated to creating unique customizable programs for customers, ensuring safe, high-quality products and exceptional customer satisfaction |
14 |
| 38 |
Orion Precision Industries, Inc.orionprecision.com
An ISO 9001:2015 certified company with 45 years of experience manufacturing precision components for various industries including electronic, medical, aerospace, and automotive |
14 |
| 39 |
Pochet du Courval Americagroupe-pochet.fr
An industry leader in fragrance and beauty, providing unique glass packaging solutions with exceptional quality and innovative designs for premium brands worldwide |
11 |
| 40 |
Medical Device Imagineeringmdimagineering.com
Innovative company specializing in rapid design, engineering, and manufacturing of medical devices Founded by experienced engineers in the industry |
10 |
| 41 |
Thomas Instrumentation, Inc.tiweb.net
A seasoned provider of custom electronic solutions offering design, software development, and manufacturing services with quality assurance measures and ISO certification |
9 |
| 42 |
Decotech, Inc.decotech-inc.com
Global leader in innovative glass packaging decoration for luxury fragrance, cosmetic, tabletop, liquor, and giftware markets, offering state-of-the-art techniques and technologies |
8 |
| 43 |
Water Mark Technologies, Inc.watermark-tech.com
Specialty chemical company with 50+ years of experience offering creative chemistry solutions for high quality, cost-effective products across industries worldwide |
7 |
| 44 |
Day Tool & Mfg., Inc.daytool.com
A manufacturer offering CAD design services for custom machines, precision tooling, stamping dies, and machined parts to industries like aerospace and pharmaceuticals |
6 |
| 45 |
Computa Base Machining Inccomputabase.com
A precision machining and sheet metal manufacturing company serving Aerospace, Defense, Transportation, and Communication industries with a reputation for quality and reliability |
5 |
| 46 |
Eastern Automation Systemseasternautomation.net
Eastern Automation Systems provides engineering and manufacturing services to diverse industries, ensuring project success with 35 years of experience and lean manufacturing practices |
5 |
| 47 |
United Label Corporationunitedlabelcorp.com
This company specializes in custom pressure sensitive label production for various industries using flexographic presses for printing, laminating, varnishing, and die-cutting |
4 |
| 48 |
NEAC Inc.neacinc.com
Manufacturer and sourcing company specializing in reducing production costs through outsourcing to China and the USA, offering comprehensive services from design to delivery |
3 |
| 49 |
Juniper Cleanjuniperclean.com
A 30+ year-old family-owned company specializing in contract manufacturing, private label turnkey production, and branded products |
2 |
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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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