Company lists · Data refreshed September 2026

Top 25 Manufacturing services based in the United States

Name: Manufacturing services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 8,879 companies tracked

RevenueBase identified 8,879 manufacturing services headquartered in the United States as of September 2026 and tracks 167,929 professional contacts across them, including 46,208 with verified work emails. Houston is the largest hub.

This list covers manufacturing services headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review

8,879Companies

167,929Contacts tracked

46,208Verified emails

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The 25 largest manufacturing services based in the United States

Ranked by team size

Top 25 of 8,879 manufacturing services based in the United States, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to manufacturing services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Sanmina	Strong evidence	San Jose, CA, United StatesHQ checked Sep 21, 2026	10001+	20,153 contacts →
	Strong evidence “Sanmina Corporation (Nasdaq: SANM) is a leading integrated manufacturing solutions provider serving the fastest-growing segments of the global Electronics Manufacturing Services…” Source: RevenueBase Database · checked Sep 21, 2026
2	Plexus Corp	Indirect evidence	Neenah, NC, United StatesHQ checked Sep 21, 2026	10001+	8,149 contacts →
	Indirect evidence “Since 1979, Plexus has been partnering with companies to create the products that build a better world.” Source: RevenueBase Database · checked Sep 21, 2026
3	Benchmark	Strong evidence	Tempe, AZ, United StatesHQ checked Sep 21, 2026	10001+	5,362 contacts →
	Strong evidence “Benchmark is a worldwide provider of innovative product design, engineering services, technology solutions and advanced manufacturing services.” Source: RevenueBase Database · checked Sep 21, 2026
4	Kimball Electronics	Indirect evidence	Jasper, IN, United StatesHQ checked Sep 21, 2026	5,001-10,000	2,192 contacts →
	Indirect evidence “Kimball Electronics was founded in 1961.” Source: RevenueBase Database · checked Sep 21, 2026
5	Smtc Corporation	Strong evidence	Melbourne, FL, United StatesHQ checked Sep 21, 2026	1,001-5,000	971 contacts →
	Strong evidence “SMTC is a global Electronics Manufacturing Services (EMS) provider, delivering fully integrated and customized contract manufacturing services.” Source: RevenueBase Database · checked Sep 21, 2026
6	Xometry	Strong evidence	Washington Dc - Baltimore, United StatesHQ checked Sep 21, 2026	1,001-5,000	925 contacts →
	Strong evidence “Xometry is the digital engine behind the modern manufacturing revolution.” Source: RevenueBase Database · checked Sep 21, 2026
7	Resonetics	Strong evidence	Nashua, NH, United StatesHQ checked Sep 21, 2026	1,001-5,000	920 contacts →
	Strong evidence “Resonetics is a medical device contract development and manufacturing organization (CDMO) that partners with engineering and R&D teams, from early-stage startups to the world's…” Source: RevenueBase Database · checked Sep 21, 2026
8	Janicki	Strong evidence	Sedro-woolley, WA, United StatesHQ checked Sep 21, 2026	1,001-5,000	914 contacts →
	Strong evidence “Janicki is a privately-owned engineering and manufacturing company with locations in Washington and Utah.” Source: RevenueBase Database · checked Sep 21, 2026
9	Tecomet, INC	Strong evidence	Wilmington, MA, United StatesHQ checked Sep 21, 2026	1,001-5,000	880 contacts →
	Strong evidence “Tecomet develops proven, full-spectrum scalable manufacturing solutions for leading medical device technology, aerospace, and defense companies for whom exceptional quality is…” Source: RevenueBase Database · checked Sep 21, 2026
10	Nelson Global	Indirect evidence	Stoughton, WI, United StatesHQ checked Sep 21, 2026	1,001-5,000	879 contacts →
	Indirect evidence “Nelson Global designs, manufactures, and distributes custom solutions for customers across crucial industries worldwide.” Source: RevenueBase Database · checked Sep 21, 2026
11	Keytronic	Indirect evidence	Spokane Valley, WA, United StatesHQ checked Sep 21, 2026	1,001-5,000	819 contacts →
	Indirect evidence “Keytronic is a value-added contract manufacturer to some of the world’s leading OEMs.” Source: RevenueBase Database · checked Sep 21, 2026
12	MICRO	Indirect evidence	Somerset, NJ, United StatesHQ checked Sep 21, 2026	501-1,000	723 contacts →
	Indirect evidence “MICRO is a full service contract manufacturer that draws on more than 80 years of experience in medical device assembly, precision metal stamping, insert and injection molding…” Source: RevenueBase Database · checked Sep 21, 2026
13	Tegraglobal	Indirect evidence	Atlanta, GA, United StatesHQ checked Sep 21, 2026	10001+	692 contacts →
	Indirect evidence “Stitching together a better tomorrow.” Source: RevenueBase Database · checked Sep 21, 2026
14	Paragon Medical	Indirect evidence	Pierceton, IN, United StatesHQ checked Sep 21, 2026	1,001-5,000	677 contacts →
	Indirect evidence “Paragon Medical is a global medical device contract design and manufacturer specializing in high-precision components and full devices.” Source: RevenueBase Database · checked Sep 21, 2026
15	Material In Motion	Indirect evidence	Sunnyvale, CA, United StatesHQ checked Sep 21, 2026	1,001-5,000	668 contacts →
	Indirect evidence “At Material in Motion we are dedicated to serve our customers through a wide range of custom fit services that address their needs and contribute to the ever-growing success of…” Source: RevenueBase Database · checked Sep 21, 2026
16	Hollingsworth	Indirect evidence	Dearborn, MI, United StatesHQ checked Sep 21, 2026	1,001-5,000	664 contacts →
	Indirect evidence “Hollingsworth provides a complete portfolio of services tailored to exceed customer expectations through the use of industry leading SAP software, dedicated training programs and…” Source: RevenueBase Database · checked Sep 21, 2026
17	OSI Electronics	Strong evidence	Hawthorne, CA, United StatesHQ checked Sep 21, 2026	1,001-5,000	634 contacts →
	Strong evidence “OSI Electronics is a global Manufacturing Solutions provider headquartered in Hawthorne, CA, and Singapore.” Source: RevenueBase Database · checked Sep 21, 2026
18	Trend Technologies	Indirect evidence	Chino, CA, United StatesHQ checked Sep 21, 2026	1,001-5,000	601 contacts →
	Indirect evidence “Trend Technologies is a vertically integrated mechanical solutions provider specializing in the areas of metal stamping, metal fabrication and injection molding.” Source: RevenueBase Database · checked Sep 21, 2026
19	IEC Electronics Corp	Strong evidence	Newark, NY, United StatesHQ checked Sep 21, 2026	n/a	563 contacts →
	Strong evidence “IEC Electronics, acquired by Creation Technologies in 2021, is a provider of electronic manufacturing services ("EMS") to advanced technology companies that produce life-saving…” Source: RevenueBase Database · checked Sep 21, 2026
20	Accumed Corp	Strong evidence	Mocksville, NC, United StatesHQ checked Sep 21, 2026	1,001-5,000	559 contacts →
	Strong evidence “AccuMED Corp is a contract manufacturing partner to major medical device companies, providing exceptional, customer-centric solutions of the highest quality on time and at…” Source: RevenueBase Database · checked Sep 21, 2026
21	Tegra Medical	Strong evidence	Franklin, MA, United StatesHQ checked Sep 21, 2026	501-1,000	510 contacts →
	Strong evidence “Tegra Medical is an end-to-end contract manufacturing solutions provider, known as the company “where medical devices come to life.” Our customers look to us to manufacture…” Source: RevenueBase Database · checked Sep 21, 2026
22	Tessy Plastics Corp	Indirect evidence	Skaneateles, NY, United StatesHQ checked Sep 21, 2026	1,001-5,000	499 contacts →
	Indirect evidence “Founded in 1973, Tessy Plastics is a global contract manufacturer headquartered in Skaneateles, NY, specializing in injection molding and custom automated assembly solutions.” Source: RevenueBase Database · checked Sep 21, 2026
23	Spectrum Plastics Group, A Dupont Business	Indirect evidence	Wilmington, DE, United StatesHQ checked Sep 21, 2026	1,001-5,000	487 contacts →
	Indirect evidence “Acquired in August 2023 by DuPont, Spectrum’s history spans over 60 years of applications expertise including precision extrusion, specialty injection molding, blown film…” Source: RevenueBase Database · checked Sep 21, 2026
24	Mack Molding Company	Strong evidence	Arlington, VT, United StatesHQ checked Sep 21, 2026	1,001-5,000	453 contacts →
	Strong evidence “Mack Molding Co, headquartered in Arlington, VT, provides design through FDA-approved manufacturing services to the medical, commercial, computer & business equipment, energy and…” Source: RevenueBase Database · checked Sep 21, 2026
25	Electroimpact	Indirect evidence	Mukilteo, WA, United StatesHQ checked Sep 21, 2026	201-500	443 contacts →
	Indirect evidence “Electroimpact is a highly experienced provider of factory automation and tooling solutions.” Source: RevenueBase Database · checked Sep 21, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: manufacturing services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names manufacturing services.
Partial evidence: Its own public description names part of manufacturing services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name manufacturing services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 8,879 manufacturing services based in the United States

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Manufacturing services based in the United States at a glance

As of Sep 21, 2026

27.5%Verified-email coverage

18.9Average contacts per company

11-50Median size (employees)

1.5%Largest-city concentration · Houston

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

3,375

11-50

3,296

51-200

1,690

201-500

307

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 8,879 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among manufacturing services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “manufacturing services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names manufacturing services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among manufacturing services, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 46,208 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Manufacturing services by metro

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names manufacturing services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many manufacturing services are there based in the United States?

RevenueBase identified 8,879 manufacturing services headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Sanmina, headquartered in San Jose, tops this list with the largest team on record.

Which city has the most manufacturing services?

Houston leads with 131 headquartered companies, followed by San Jose (95) and San Diego (62).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 46,208 verified decision-maker contacts tracked across these 8,879 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.