| # | Company | Employees |
|---|---|---|
| 1 |
Barnesbarnesaero.com
A company known for persistent ingenuity, pushing boundaries to help customers make valuable impacts in global markets |
2,125 |
| 2 |
Paradigm Precision
Precision manufacturer of gas turbine components for aerospace, marine, and power generation Core capabilities include laser services, precision machining, and innovative manufacturing methods |
430 |
| 3 |
Hanwha Aerospace USAhanwhaaerospaceusa.com
Innovative aerospace and defense manufacturing company with a focus on continuous improvement, advanced engineering, and precision manufacturing for commercial and military applications |
406 |
| 4 |
TriRx Pharmaceutical Services, LLCtrirx.com
Leading global contract development and manufacturing organization for animal health and human pharmaceuticals, providing integrated development, manufacturing, and supply services. |
297 |
| 5 |
Connecticut Spring & Stampingctspring.com
Engineering-driven manufacturer of springs, stampings, wire forms, and more for various industries worldwide with a strong focus on quality and customer satisfaction |
267 |
| 6 |
PTA Plasticsptaplastics.com
A custom plastic injection molder with focus on engineering, low/medium volume, high mix solutions for medical, defense, and business industries |
205 |
| 7 |
Cytovance Biologicscytovance.com
Provides comprehensive contract development and manufacturing services for biologics, guiding large molecule products from cell line development to cGMP production for clinical and commercial use. |
184 |
| 8 |
Hobson & Motzer, Inc.vantedgemedical.com
A leader in precision metal components and assemblies for advanced industries, offering vertically integrated services and in-house secondary operations for quality results |
128 |
| 9 |
Altek Electronics, Inc. (a Cyient DLM Company)altekelectronics.com
A trusted electronic manufacturing services provider since 1972, offering PCB layout, assembly, chassis, control panels, and cable & harness assembly with certified quality standards |
110 |
| 10 |
HORST Engineeringhorstengineering.com
Contract manufacturer specializing in precision machined components for aerospace and high technology industries, offering services such as Swiss screw machining, turning, milling, and assembly |
95 |
| 11 |
Stewart EFI, LLCstewartefi.com
Leader in precision metal stamping with deep drawn, progressive and slide-forming capabilities, expanding into automated assemblies Serving various industries with quality, value, and customer service |
78 |
| 12 |
Straton Industriesstraton.com
Certified contract manufacturer of molds, tools, dies & stampings with CNC machining, turning, grinding, EDM, welding, molding, stamping, serving various industries |
66 |
| 13 |
Microbest, Inc.microbest.com
Precision machining company specializing in components for Firearms/Defense, Aerospace, Medical, Automotive, Business Machine, and Electronic Component markets with state-of-the-art equipment and skilled employees |
64 |
| 14 |
Synectic Product Development (A MACK Molding Company)synectic.net
A full-service product development company specializing in design, research, development, and manufacturing with over 100 years of combined experience |
39 |
| 15 |
Turbine Technologies, DBA Burke Aerospaceburkeaerospace.com
High-tech manufacturing company providing precision components and engineering services to Aerospace and Industrial Gas Turbine industries since 1963 |
37 |
| 16 |
Utitec, Inc.utitec.com
A US-based company manufacturing precision deep drawn tubular and flat stamped components, offering engineering support and material selection services for various applications |
34 |
| 17 |
Component Engineers Incceiprecision.com
A second-generation family-owned company providing critical component design, development, and production for various industries with expertise in stamping, CNC machining, and assemblies |
32 |
| 18 |
Hampford Research Inchampfordresearch.com
Specialty chemical manufacturer in electronics, adhesive, printing, personal care/dental industries Known for intelligence, service, fostering alliances, partnerships, and continuous improvement |
31 |
| 19 |
Supreme-Lake Manufacturing, Inc.supremelake.com
A machinery company based in Connecticut, specializing in the manufacturing of various industrial equipment and machinery products |
19 |
| 20 |
Frank Roth Co., Inc.frankroth.com
This engineering and manufacturing firm offers process engineering, parts engineering, machining, welding, project management, inventory management, and quality control services |
18 |
| 21 |
Senior Aerospace Connecticutsenioraeroct.com
A leading manufacturer of complex flight safety critical aerospace components for aircraft engines, serving rotorcraft, turbine engine, and airframe segments |
17 |
| 22 |
Engineering Specialties, Inc. (ESI)esict.com
Specializing in custom metal stamping, assembly, and fastening technologies for safety-critical applications worldwide, with advanced vision and QA processes ensuring high-quality parts |
16 |
| 23 |
GEMCO Manufacturing Co., Inc.gemcomfg.com
Global manufacturing company specialized in precision metal components, custom stampings, wire forms, and more for various industries worldwide with in-house engineering services |
16 |
| 24 |
Chapco, Inc.chapcoinc.com
A company providing precision sheet metal, machined components, and assemblies for various industries, with a focus on design, development, and manufacturing partnerships |
14 |
| 25 |
Devon Precision Industries, Inc.devonprecision.com
Established in 1967, this company specializes in manufacturing precision parts for various industries using a wide range of manufacturing machines and processes |
12 |
| 26 |
Technical Manufacturing Corp.techmfgcorp.com
Connecticut-based contract electronics manufacturer specializing in advanced technology printed circuit board assemblies for various industries including consumer electronics and military applications |
11 |
| 27 |
B&B Tool Co., Inc.bbtoolco.com
Manufacturing company specializing in high precision CNC and manual machined components for various industries including OEM, medical, packaging, aerospace, and more |
11 |
| 28 |
DACRUZ Manufacturingdacruzmfg.com
Precision manufacturing partner specializing in machining components for OEMs, offering competitive prices, flexible quantities, just-in-time delivery, and high-precision products ISO-9001 and TS-16949 compliant |
11 |
| 29 |
Frasal Tool Co., Inc.frasaltool.com
Global supplier of precision components, aerospace tooling, complex assemblies, and fixtures, offering cost-effective engineering, project management, and manufacturing services for various industries |
10 |
| 30 |
Action Packaging Systems, Inc.actionpkg.com
A dedicated partner for labels, label application equipment, and pre-press Specializing in exceptional customer service, urgency, and quality using advanced equipment |
9 |
| 31 |
Chapco, Inc - Sheet Metal Fabrication & Contract Manufacturingchapcoinc.com
A leading provider of precision sheet metal, machined components, assemblies, and fabrication services across various industries, offering design, development, and manufacturing support |
6 |
| 32 |
Automation Development Incautomationdevelopment.com
Custom equipment manufacturer specializing in assembling, testing, and packing various products with in-house design, manufacturing, and control processes for quality machines |
6 |
| 33 |
Greer Manufacturing Incgreermfg.com
A leading precision machining company that takes products from conception to completion, ensuring top-quality manufacturing services |
3 |
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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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The same list elsewhere in United States
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