| # | Company | Employees |
|---|---|---|
| 1 | 55,736 | |
| 2 |
Integer Holdings Corporationinteger.net
Provides contract development and manufacturing for medical devices, focusing on cardiac rhythm, neuromodulation, and cardio/vascular markets. Supplies innovative, high-quality products to medical companies. |
3,810 |
| 3 |
Samsung Austin Semiconductorsamsung.com
Advanced semiconductor manufacturing facility with cutting-edge technologies, serving a global customer base in various sectors and providing upskilled training to employees |
3,062 |
| 4 | 1,799 | |
| 5 |
C.H. Guentherchg.com
Manufactures and supplies high-quality grain-based and frozen food products for foodservice clients and select consumer markets globally. |
1,322 |
| 6 |
The Shaw Grouptheshawgrp.com
Industry leader providing pipe and module design and fabrication services to energy, chemicals, power, manufacturing sectors with a global footprint Headquartered in Houston, Texas |
1,246 |
| 7 |
Quvaonequva.com
Provides health-system pharmacies with sterile injectable outsourcing and data software solutions. Transforms complex data into actionable insights for revenue optimization, inventory, and patient care. |
1,009 |
| 8 |
Paragon Medicalparagonmedical.com
Global contract designer and manufacturer specializing in high-precision medical components, implants, surgical instruments, and full devices for various MedTech markets. |
961 |
| 9 |
Greatbatch Medicalinteger.net
largest medical device outsource manufacturer serving cardiac, neuromodulation, orthopedics, vascular, surgical, and power solution markets. It also develops batteries for niche applications. |
757 |
| 10 |
CTI Foodsctifoods.com
CTI Foods is a leading provider of custom food solutions with a focus on chef-led innovation and quality for the restaurant and industrial ingredient industries |
724 |
| 11 |
SMS Infocommsmsinfocomm.com
A global company providing logistics, parts distribution, repair, refurbishment, and customer support center services to electronics and ICT companies, with a focus on recycling |
670 |
| 12 |
UPGupgintl.com
A US-based manufacturer specializing in OEM, contract manufacturing, and injection molding for data centers, automotive, and general industrial markets worldwide |
625 |
| 13 |
ElevateBioelevate.bio
Company helps biopharmaceutical partners design, develop, and manufacture therapies from early discovery through commercialization, including gene editing, cell, and RNA therapies. |
494 |
| 14 |
DPT Laboratoriesdptlabs.com
leading contract development, manufacturing organization for semi-solid and liquid dosage forms, with expertise from pre-formulation to commercial manufacturing for drug products. |
484 |
| 15 |
Toppan Photomasks, Inc.photomask.com
Leading global provider of advanced photomask technologies and manufacturing services supporting the semiconductor industry's complex and diverse product requirements. |
457 |
| 16 |
BioBridge Globalbiobridgeglobal.org
Integrates donor-to-patient services, offers blood, tissue, advanced therapies, and supports development of advanced therapies via access, testing, manufacturing, clinical trials. |
439 |
| 17 |
Libra Industrieslibraindustries.com
A systems integrator offering vertically integrated capabilities for OEMs with complex manufacturing requirements, including precision machining, electro-mechanical systems, PCBA manufacturing, and EMS services |
305 |
| 18 | 299 | |
| 19 |
Seisa Medicalseisa.com
A premier full-service medical device manufacturer with expertise in FDA Class I, II, and III products, engineering, manufacturing, and global expansion |
245 |
| 20 |
CDI Productscdiproducts.com
Global leader in high-performance polymer products, wear components, and functional parts for various industries, offering full vertical integration and in-house engineering capabilities Visit wwwCDIproductscom |
213 |
| 21 |
Plastic Molding Technology - Texasplasticmolding.com
Manufacturer of precision injection-molded components for automotive, electronics, medical, and more, offering full-service solutions including design, production, assembly, and distribution |
198 |
| 22 |
Inovar Packaging Groupinovarpackaging.com
A premier North American company specializing in flexographic and digital printing of innovative labels, sleeves, and pouches for leading brands in various industries |
189 |
| 23 |
General Plastics & Composites LPgenplastics.com
Specializing in composite manufacturing and engineering solutions for over 50 years, we prioritize excellence, integrity, quality, and trustworthy service |
161 |
| 24 |
Nelson Miller Groupnelsonmillergroup.com
Partners with organizations to solve complex challenges in engineering design, manufacturing, and supply chain management for industrial, IoT, lighting, medical, telecommunications, consumer, aerospace products. |
158 |
| 25 |
Thomas Instrumentthomasinstrument.com
An engineering and manufacturing firm specializing in flight critical precision components for US DOD and Commercial Aerospace with 30+ years experience |
155 |
| 26 |
We Pack Logisticswepack.com
Contract packaging and warehousing service provider with expertise in food/beverage and CPG markets Technology-enabled, flexible, and food grade certified operations for Fortune 100 clients |
148 |
| 27 |
Mayday Manufacturing Comaydaymfg.com
Aerospace manufacturer specializing in high-quality aircraft parts, focusing on meeting customer needs, exceeding expectations, and delivering world-class performance |
129 |
| 28 |
Regal Research & Mfg. Co.regalresearch.com
A leading US provider of electromechanical contract manufacturing solutions for various industries, offering comprehensive in-house capabilities in Texas facilities |
116 |
| 29 |
Cellipont Bioservicescellipont.com
Develops and manufactures cell therapies from small to large batches, focusing on CAR-T, iNK, dendritic cell, and other novel cell therapy approaches. |
111 |
| 30 |
Ameritex Machine & Fabricationameritex.com
A leader in advanced metal fabrication, offering creative solutions with cutting-edge technology and a commitment to customer satisfaction and timely delivery |
110 |
| 31 |
Athena Manufacturing, L.P.athenamfg.com
A company specializing in precision machining, fabrication, assembly, and design services for aerospace, defense, semiconductor, and other industries |
103 |
| 32 |
United Plastics Group
A Houston-based company provides precision plastic products and value-added services for Data, Energy, Automotive, and Aerospace markets globally |
86 |
| 33 |
Biotex, Inc.biotexmedical.com
A medical and bio-technology company specializing in developing, launching, and manufacturing FDA-cleared medical devices and novel solutions for healthcare challenges |
84 |
| 34 |
Marking Systems, Inc.markingsystems.com
Family-owned manufacturer providing durable product labeling for various industries Specializing in rapid prototyping, label design, printing, cutting, and quality assurance services with ISO certification |
77 |
| 35 | 72 | |
| 36 |
Matica Biotechnology, Inc.maticabio.com
Specializes in manufacturing viral vectors and gene therapies, offering streamlined global solutions with state-of-the-art technology for reliable and efficient product development. |
71 |
| 37 |
Knust-Godwinkgsbo.com
Precision manufacturing company with over 100 years of combined experience in various industries Specializing in high-precision components and turn-key assemblies |
62 |
| 38 |
Tongrun Internationaltongruninternational.com
A leading contract manufacturing partner specializing in top-quality sheet metal manufacturing, offering value-added engineering and tailored logistical solutions for clients |
61 |
| 39 |
Next Wave Energy Partners, LPnextwaveenergy.com
An independent energy company specializing in developing, operating, acquiring, and expanding midstream and downstream assets within the industry |
57 |
| 40 |
Butler Weldmentsbutler-weldments.com
A family-owned manufacturing business specializing in fabricating and machining metal products for military and commercial sectors, emphasizing personalized solutions and industry-leading success |
50 |
| 41 |
Suntronic Incorporatedsuntronicinc.com
A leading Electronics Manufacturing Services provider, offering engineering and manufacturing services to various industries with a focus on quality and customer satisfaction |
50 |
| 42 |
United Machiningunited-machining.com
Global manufacturing company with six facilities worldwide producing components for various industries, including construction equipment, truck engines, wind power generators, and industrial robots |
47 |
| 43 |
Amplex Corporationamplex.com
A national leader in 3PL services, specializing in product kitting, packaging, warehousing, and global shipping for small businesses to Fortune 500 clients |
46 |
| 44 |
Spooltechspooltech.com
Provider of cost-effective engineering and metal fabrication solutions with a focus on quick responses, quality standards, and personalized customer service Specializing in various certifications |
43 |
| 45 |
MIKEM CHEMICALmikem.com
Global manufacturer and supplier of specialty chemical products with offices, manufacturing plants, and partnerships worldwide, offering innovative and sustainable solutions to various industries |
43 |
| 46 |
Cary Productscaryproducts.com
Specializing in comprehensive manufacturing services, we offer design engineering support, precision product customization, and superior customer service using cutting-edge technologies |
39 |
| 47 |
Hagbros Precision LLChagbros.com
A family-owned manufacturing company specializing in precision tooling, mold making, and customer-focused engineering solutions, with a focus on innovation and efficiency |
37 |
| 48 |
HS Servicessanvista.com
A personalized approach to warehousing, logistics, trucking, packaging, and more Customized solutions to support business needs with excellence |
36 |
| 49 |
Harvest Technologies Incstratasys.com
This company provides advanced manufacturing services with a focus on design and innovation, supported by engineering expertise from industry-leading legacies |
35 |
| 50 |
BSU Incorporatedbsuinc.com
Specializing in electronic design and manufacturing services for various industries, including defense, medical, transportation, and renewable energy, with a focus on customer satisfaction and innovation |
31 |
| 51 |
Knight Electronicsknightelectronics.com
A technically enabled manufacturing services company serving OEMs globally, offering expertise, resources, and supply chain solutions for competitiveness |
31 |
| 52 |
Gurecky Manufacturing Service, Inc.gurecky.com
This company specializes in producing precision machined components and has been in operation since 1983 |
27 |
| 53 |
H&S Manufacturing Co.hsmfg.com
Specializing in sheet metal fabrication, machining, and assembly, this company provides custom manufacturing solutions with integrity and a focus on quality and appearance |
26 |
| 54 |
Integrated Micro-Electronics, Inc. USAglobal-imi.com
Global provider of electronics manufacturing services and power semiconductor assembly with expertise in design, testing, automation, and a strong global network for customized solutions |
24 |
| 55 |
Sawyer Compositesawyercomposite.com
Specializing in advanced composite laminates and assemblies for the aerospace industry, offering turn-key solutions for development, production, and fabrication support with a focus on quality |
24 |
| 56 |
Sun Manufacturing Co.sun-mfg.com
Provider of precision machined products and services to global OEM companies, meeting high quality standards with advanced equipment and technical capabilities |
23 |
| 57 |
BEST Engineered Surface Technologies, LLCbestsurfacetech.com
Specializing in coating and finishing technologies, the company adapts innovative solutions to enhance performance and meet customer needs for various industries |
21 |
| 58 |
Pressurelinkspressurelinks.com
Leading OEM/private label manufacturer of high performance fittings including high pressure stainless steel fittings, specialty adapters in exotic materials, and OEM connection products |
21 |
| 59 |
E.J. REYNOLDS COMPANYejreynolds.com
A premier manufacturing and fabrication company offering services in a variety of industries including aerospace, defense, energy, and more Specializing in precision machining and fabrication |
20 |
| 60 |
Heavy Metal Incheavymetalinc.net
The company specializes in precision machining services for various industries, utilizing advanced technology and skilled craftsmanship to meet client needs |
20 |
| 61 |
Junchuang North America, Incszjunchuang.com
A leading automotive parts manufacturer specializing in plastic mold injection, dedicated to innovation, excellence, and global expansion in the industry |
19 |
| 62 |
A.E. Machine Works, Inc - NTMA Memberaemachine.com
Specializing in precision machining for various industries, we deliver high quality component parts from prototype to large-scale production using a state-of-the-art CMM |
18 |
| 63 |
BREAUX MACHINE WORKS, LProtatingmachinery.com
Specializing in large capacity precision machining and manufacturing services, we deliver high-quality products with a focus on technical excellence |
18 |
| 64 |
MavTel Global Solutionsmavtel.com
Global solutions provider specializing in cable assembly and electronic components Leveraging diverse expertise to deliver competitive advantages in manufacturing and design |
17 |
| 65 |
Freshbrew Group USAfreshbrewgroup.com
Roasting private label coffee for various industries, creating custom blends, and offering own coffee brands sourced globally for different markets. |
17 |
| 66 |
Magnum Technical Ceramicsciramics.com
Specializing in precision fabrication of advanced ceramics for semiconductor equipment, defense, aerospace, and more, improving system performance through high-quality technical ceramic components |
15 |
| 67 |
Independence Coffee Companyindependencecoffee.com
Hand-roasts and packages world coffees and hand-blends tea products, honoring traditional methods. Serves individuals, grocery markets, and corporations with exceptional products. |
14 |
| 68 |
SaniSafe Productssanisafeproducts.com
Innovative plastic manufacturing company utilizing CNC machines and vacuum formers to design and fabricate custom plastic and acrylic products efficiently |
14 |
| 69 |
The Beans on Firethebeansonfire.com
Shared roasting facility and studio for specialty coffee. Offers on-demand roasting, sourcing, tastings, trainings, and coffee jam sessions. |
12 |
| 70 |
American Precision Engineeringapeamerican.com
Specializing in precision metallic component design and fabrication, we provide engineering support, prototyping, and production for various industries, ensuring high-quality products efficiently |
12 |
| 71 |
Eximius Coffeeeximiuscoffee.com
Provides superior coffee roasting, grinding, blending, and packaging services, leveraging three generations of global coffee trade expertise for industry excellence. |
11 |
| 72 |
Carlton Industrial Manufacturing
Innovative manufacturing company specializing in food processing, automotive, oil & gas, aerospace, military, and machinery industries with a focus on quality and excellence |
10 |
| 73 |
Huck Medical Technologies, Inc.huckmedtech.com
A medical device developer and manufacturer offering design services, manufacturing expertise, product distribution, precision component production, assembly, refurbishment, and supply chain management |
10 |
| 74 |
Elastotech Southwest Incelastotechsouthwest.com
A machinery company in Crockett, TX specializing in industrial equipment sales and services |
10 |
| 75 |
P.Q.D. International, Incpqdmfg.com
A global manufacturing company with operations in the US and Asia, specializing in delivering innovative solutions and cost-reducing products for clients worldwide |
8 |
| 76 |
Premier EMSpremierelectronicsmanufacturing.com
Provider of high-quality electronic manufacturing services for various industries, specializing in producing electronic components and assemblies with superior precision and efficiency |
7 |
| 77 |
Glassnowglassnow.com
Provider of premium packaging solutions for glass containers and accessories, offering sustainable bottles, jars, and custom manufacturing services for various industries |
6 |
| 78 |
Hansen Manufacturing, Inc.hmitexas.com
A manufacturing company specializing in CNC machining, stamping, water jet cutting, fabrication, welding, and prototype development for various industries using diverse materials |
6 |
| 79 |
Progress Coffee Coprogresscoffeeroasting.com
Roastery offering small batch coffee and serving coffee plus beer in Buda. |
6 |
| 80 |
TecPac Plastics & Seals, LLCtecpac.com
Specializing in precision plastic machining and engineered seal services for OEM companies, offering custom spring energized seals and innovative plastic components |
5 |
| 81 |
Rising Tide Roast Collaborativerisingtideroastcollab.com
Women-owned coffee roastery and production facility offering custom services, shared roasting space, and hands-on support for coffee brands and private label clients, including a coffee club. |
4 |
| 82 |
Blazing CircuitsBlazingCircuits.com
An American electronics manufacturing firm specializing in delivering complex solutions to Defense, Aerospace, Semiconductor, and Medical Device Markets from concept to final production |
3 |
| 83 |
Ceramic Technologies Inccertechinc.com
Specializing in solid ceramics and thin film coatings, this company tackles wear, corrosion, and high temperature challenges with rapid prototyping and advanced ceramic engineering expertise |
3 |
| 84 |
Highpoint Design LLChptdesign.com
An established electrical/electronics manufacturer offering quality design and manufacturing services, specializing in industrial applications and advanced touch-based systems |
3 |
| 85 |
NT Contract Manufacturingntcontractmanufacturing.com
A full-service electronic manufacturing company offering turnkey services from product assembly to testing and shipping, tailored to individual product requirements |
2 |
| 86 |
US Roast Specialty Coffeeusroast.com
Roasting specialty coffee since 2017 in East Texas, serving multiple states under its own brand and private-label brands. |
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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