Company lists · Data refreshed September 2026

Top 25 Manufacturing directories based in the United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 2,835 companies tracked

RevenueBase identified 2,835 company matches for manufacturing directories associated with the United States as of September 2026 and tracks 38,676 professional contacts across them, including 9,773 with verified work emails. Houston is the largest hub.

This list covers company matches for manufacturing directories associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

2,835Companies

38,676Contacts tracked

9,773Verified emails

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The 25 largest manufacturing directories based in the United States

Ranked by team size

Top 25 of 2,835 company matches for manufacturing directories based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Xometry	Exact match	Washington Dc - Baltimore, United StatesHQ recorded Sep 17, 2026	1,001-5,000	925 contacts →
	Exact match “Xometry is the digital engine behind the modern manufacturing revolution.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Janicki	Exact match	Sedro-woolley, WA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	914 contacts →
	Exact match “Janicki is a privately-owned engineering and manufacturing company with locations in Washington and Utah.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Nelson Global	Exact match	Stoughton, WI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	879 contacts →
	Exact match “Nelson Global designs, manufactures, and distributes custom solutions for customers across crucial industries worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Mack Molding Company	Exact match	Arlington, VT, United StatesHQ recorded Sep 17, 2026	1,001-5,000	453 contacts →
	Exact match “Mack Molding Co, headquartered in Arlington, VT, provides design through FDA-approved manufacturing services to the medical, commercial, computer & business equipment, energy and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Cadrex Manufacturing Solutions	Exact match	Romeoville, IL, United StatesHQ recorded Sep 17, 2026	1,001-5,000	395 contacts →
	Exact match “Cadrex is one of the largest manufacturing partners in North America and the largest mechanical solutions provider, with 21 facilities located in eleven states and Mexico.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	DGI Supply	Exact match	Vernon Hills, IL, United StatesHQ recorded Sep 17, 2026	501-1,000	361 contacts →
	Exact match “DGI Supply DGI Supply, a DoALL Company since 1927, is a family owned and operated North American leader in providing industrial distribution solutions to the marketplace.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Oberg Industries	Exact match	Freeport, PA, United StatesHQ recorded Sep 17, 2026	501-1,000	356 contacts →
	Exact match “Oberg Industries is a global contract manufacturer producing precision machined and stamped metal components, tooling, and assemblies for some of the world’s most recognized…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Plastic Products Company INC	Exact match	Lindstrom, MN, United StatesHQ recorded Sep 17, 2026	501-1,000	347 contacts →
	Exact match “At Plastic Products Company (PPC), we are committed to eagerly serving your needs.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	RRR Development Co., INC	Exact match	North Canton, OH, United StatesHQ recorded Sep 17, 2026	51-200	308 contacts →
	Exact match “Development is a machining company that offers high quality, precision machined parts.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Penn United Technologies, INC	Exact match	Cabot, PA, United StatesHQ recorded Sep 17, 2026	501-1,000	254 contacts →
	Exact match “Penn United provides MANUFACTURING SOLUTIONS for customers needing precision components or precision-assembled products.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	NIC Global Manufacturing Solutions	Exact match	Woodinville, TN, United StatesHQ recorded Sep 17, 2026	501-1,000	229 contacts →
	Exact match “NIC Global is a single-source manufacturer providing turn-key mechanical and electromechanical assembly, expert sheet metal fabrication, and global sourcing of metal and plastic…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Alexandria Industries	Exact match	Alexandria, MN, United StatesHQ recorded Sep 17, 2026	501-1,000	214 contacts →
	Exact match “Alexandria Industries: 60 Years of Turning Possibility into Product (1966–2026) In 1966, we began as a single-service extrusion shop with a vision for quality.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	ARCH	Exact match	Bloomfield Hills, MI, United StatesHQ recorded Sep 17, 2026	501-1,000	209 contacts →
	Exact match “American Manufacturing, Serving the World We are driven by precision.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Heller Machine Tools	Exact match	Troy, MI, United StatesHQ recorded Sep 17, 2026	1,001-5,000	192 contacts →
	Exact match “HELLER is a global CNC manufacturer of 4 and 5 axis machining centers, flexible manufacturing systems and crankshaft & camshaft machines and turnkey automated machining solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Fathom Digital Manufacturing	Exact match	Hartland, WI, United StatesHQ recorded Sep 17, 2026	501-1,000	188 contacts →
	Exact match “Contract Manufacturing, Designed Around You Fathom Manufacturing helps companies simplify part sourcing with 25+ advanced manufacturing technologies and support services, all…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Ibcc Industries, INC	Exact match	Milwaukee, WI, United StatesHQ recorded Sep 17, 2026	501-1,000	185 contacts →
	Exact match “U.S.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	C-Hawk Technology Int'l	Exact match	Hayward, CA, United StatesHQ recorded Sep 17, 2026	201-500	172 contacts →
	Exact match “C-Hawk Technology was established in 2006 by a group of managers and technologists coming from the plastic manufacturing industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	UPG	Exact match	Houston, TX, United StatesHQ recorded Sep 17, 2026	201-500	166 contacts →
	Exact match “UPG is a US based Original Design Manufacturer (ODM), contract manufacturer, and plastics injection molder.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Dynomax INC	Exact match	Wheeling, IL, United StatesHQ recorded Sep 17, 2026	201-500	164 contacts →
	Exact match “Dynomax designs and manufactures high-precision machined components, injection molding and tooling, sub-assemblies, specialty machines and machine tool spindles.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Eastern Industrial Automation	Exact match	Waltham, MA, United StatesHQ recorded Sep 17, 2026	201-500	161 contacts →
	Exact match “Eastern Industrial Automation offers more than just tier-one branded products, superb services and a stellar staff.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Mecha INC	Exact match	Raleigh, NC, United StatesHQ recorded Sep 17, 2026	n/a	157 contacts →
	Exact match “Mecha specializes in the design, analysis, and manufacturing of metal products for the embedded computer industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	General Stamping & Metalworks	Exact match	South Bend, IN, United StatesHQ recorded Sep 17, 2026	201-500	154 contacts →
	Exact match “General Stamping & Metalworks (GSM) is a leading provider of manufacturing solutions to progressive OEMs worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Gardner Business Media, INC	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 17, 2026	51-200	153 contacts →
	Exact match “Gardner Business Media is the premier publisher for the heart of manufacturing in North America – providing unique, one-of-a-kind, relevant information of keen interest to the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Polymer Corporation	Exact match	Rockland, MA, United StatesHQ recorded Sep 17, 2026	51-200	152 contacts →
	Exact match “Polymer Corporation manufactures close-tolerance plastic parts and assemblies for blue-chip customers with demanding applications worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	MI Technologies, INC	Exact match	San Diego, CA, United StatesHQ recorded Sep 17, 2026	501-1,000	152 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “manufacturing directories”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 2,835 manufacturing directories based in the United States

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Manufacturing directories based in the United States at a glance

As of Sep 17, 2026

25.3%Verified-email coverage

13.6Average contacts per company

11-50Median size (employees)

1.8%Largest-city concentration · Houston

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

1,004

11-50

1,117

51-200

563

201-500

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 2,835 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with the United States whose business descriptions match “manufacturing directories” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 9,773 professional contacts with verified work emails across the full matched dataset. 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “manufacturing directories”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 2,835 company matches for manufacturing directories associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Xometry tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most manufacturing directories?

Houston leads with 52 company records, followed by San Jose (33) and Rochester (24).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 9,773 professional contacts with verified work emails tracked across these 2,835 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 17, 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 SmartSearch, 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.