Company lists · Data refreshed September 2026
Top 25 Manufacturing as a service companies based in the United States
RevenueBase identified 1,416 manufacturing as a service companies headquartered in the United States as of September 2026 and tracks 18,221 professional contacts across them, including 5,858 with verified work emails. New York is the largest hub.
This list covers manufacturing as a service companies 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 15, 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.
The 25 largest manufacturing as a service companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 925 contacts → | ||||
Partial evidence “Xometry is the digital engine behind the modern manufacturing revolution.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 2 | 423 contacts → | ||||
Indirect evidence “The Idea-to-Production Platform Rapidly design, develop and scale production of better products in less time with the Carbon platform.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 3 | 347 contacts → | ||||
Indirect evidence “At Plastic Products Company (PPC), we are committed to eagerly serving your needs.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 4 | 293 contacts → | ||||
Indirect evidence “MW Components is focused on accelerating the entire process of delivering custom, stock, and standard parts to virtually any volume and against demanding deadlines.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 5 | 254 contacts → | ||||
Partial evidence “Penn United provides MANUFACTURING SOLUTIONS for customers needing precision components or precision-assembled products.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 6 | 197 contacts → | ||||
Partial evidence “Re:Build Manufacturing integrates design, engineering, and manufacturing to deliver complex, multi-technology products from concept through full-rate production.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 7 | 188 contacts → | ||||
Partial evidence “Contract Manufacturing, Designed Around You Fathom Manufacturing helps companies simplify part sourcing with 25+ advanced manufacturing technologies and support services, all…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 8 | 182 contacts → | ||||
Partial evidence “Custom Prototypes, 3D Printing, and On-Demand Parts Manufacturing.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 9 | 173 contacts → | ||||
Partial evidence “Acme Industries is a full-service, contract manufacturing company.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 10 | 160 contacts → | ||||
Partial evidence “PEKO is a leading contract manufacturer providing full-service, end-to-end manufacturing of large-scale machinery, complex equipment, and major electro-mechanical assemblies for…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 11 | 157 contacts → | ||||
Partial evidence “Mecha specializes in the design, analysis, and manufacturing of metal products for the embedded computer industry.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 12 | 154 contacts → | ||||
Partial evidence “General Stamping & Metalworks (GSM) is a leading provider of manufacturing solutions to progressive OEMs worldwide.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 13 | 152 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 14 | 144 contacts → | ||||
Partial evidence “Your Advanced Manufacturing Partner.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 15 | 138 contacts → | ||||
Partial evidence “Innovize offers custom development and manufacturing solutions – including converting and contract manufacturing – for product designers, developers, engineers and supply chain…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 16 | 136 contacts → | ||||
Partial evidence “Keller Technology Corporation offers a variety of contract manufacturing services providing custom solutions for your business.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 17 | 136 contacts → | ||||
Indirect evidence “Our vision is to create the world’s largest, most customer-centric digital factory, empowering creators to effortlessly bring their products to life.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 18 | 118 contacts → | ||||
Indirect evidence “Beginning operations in 1976 in a modest, square foot facility with only two employees, our origins are humble, and this humility has turned into a company filled with people that…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 19 | 115 contacts → | ||||
Partial evidence “Applied Aerospace & Defense (Applied) is a public company delivering advanced design, engineering, and vertically integrated manufacturing solutions for leading and next…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 20 | 112 contacts → | ||||
Indirect evidence “SV Labs is a California-based co-manufacturer with a fantastic 40+ year track record.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 21 | 110 contacts → | ||||
Partial evidence “Prototek is a leading national provider of digital manufacturing services supporting both prototyping and production.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 22 | 109 contacts → | ||||
Partial evidence “The 3-Dimensional Services Group specializes in manufacturing metal and plastic prototype and low-volume production parts and assemblies.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 23 | 106 contacts → | ||||
Partial evidence “Momentum Manufacturing Group is a leading U.S-based strategic metal components manufacturing partner to OEMs and product manufacturers across various industries, including…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 24 | 100 contacts → | ||||
Indirect evidence “Your Creativity is Limitless.” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
| 25 | 99 contacts → | ||||
Partial evidence “SendCutSend is an on-demand, custom sheet metal and CNC machining manufacturing company with facilities in Reno, Nev, Paris, Ky, and Arlington, Texas serving the United States and…” Source: RevenueBase Database · checked Sep 15, 2026Thanks. The Data Team will review it. | |||||
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 as a service companies. 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 as a service companies.
- Partial evidence
- Its own public description names part of manufacturing as a service companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name manufacturing as a service companies. 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 1,416 manufacturing as a service companies based in the United States
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Manufacturing as a service companies based in the United States at a glance
As of Sep 15, 2026Companies by employee count
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 1,416 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 as a service companies, 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 as a service companies”. 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 as a service companies), 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 as a service companies, 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, 5,858 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 15, 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 as a service companies by metro
- Manufacturing as a service companies in New York28
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 as a service companies, 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 as a service companies are there based in the United States?
RevenueBase identified 1,416 manufacturing as a service companies 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?
Xometry, headquartered in Baltimore, tops this list with the largest team on record.
Which city has the most manufacturing as a service companies?
New York leads with 28 headquartered companies, followed by Los Angeles (19) and San Jose (17).
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 5,858 verified decision-maker contacts tracked across these 1,416 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 15, 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.
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