Company lists · Data refreshed September 2026

Top 25 Plastic electronic enclosure manufacturers based in the United States

RevenueBase identified 247 company matches for plastic electronic enclosure manufacturers associated with the United States as of September 2026 and tracks 4,930 professional contacts across them, including 1,094 with verified work emails. Houston is the largest hub.

This list covers company matches for plastic electronic enclosure manufacturers 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 30, 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 30, 2026 How this list was built
247Companies
4,930Contacts tracked
1,094Verified emails
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The 25 largest plastic electronic enclosure manufacturers based in the United States

Ranked by team size
Top 25 of 247 company matches for plastic electronic enclosure manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchArlington, VT, United StatesHQ recorded Sep 30, 20261,001-5,000453 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 30, 2026 · View company records in RevenueBase
2Exact matchBryan, OH, United StatesHQ recorded Sep 30, 2026201-500191 contacts →

Exact match

“Allied Moulded Products, Inc.(Allied Moulded) is the Contractor’s Choice of nonmetallic electrical boxes and enclosures in today's residential, commercial and industrial markets.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3Exact matchSaginaw, MI, United StatesHQ recorded Sep 30, 2026201-500152 contacts →

Exact match

“We are an electrical enclosure manufacturer founded in 1963.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4Exact matchMeadville, PA, United StatesHQ recorded Sep 30, 2026201-500128 contacts →

Exact match

“Founded in 1962, C&J Industries has evolved into a premier all-in-one plastic injection molding company.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5Exact matchCorry, PA, United StatesHQ recorded Sep 30, 202651-200119 contacts →

Exact match

“Viking Plastics is a leading injection molding and value-added assembly service provider, delivering innovative products including sealing solutions, custom injection molding…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6Exact matchSussex, WI, United StatesHQ recorded Sep 30, 2026201-500118 contacts →

Exact match

“An accomplished custom injection molder and automated assembly company with more than four decades of proven success.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7Exact matchMentor, OH, United StatesHQ recorded Sep 30, 202651-20097 contacts →

Exact match

“Founded in 1996, MUM Industries, Inc.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8Exact matchGreen Bay, WI, United StatesHQ recorded Sep 30, 2026201-50082 contacts →

Exact match

“Wisconsin Plastics Inc.(WPI) provides research and concept testing, design and development expertise, manufacturing and assembly solutions, storage and distribution capabilities…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9Exact matchEllington, CT, United StatesHQ recorded Sep 30, 202651-20078 contacts →

Exact match

“Dymotek Plastic Injection Molding: world class molding solutions right in CT!”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10Exact matchDes Plaines, IL, United StatesHQ recorded Sep 30, 20261,001-5,00077 contacts →

Exact match

“IMS Companies, LLC is a diversified group of companies that are leading manufacturers of a wide range of products and solutions including a full line of enclosures and mounting…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11Exact matchBelmont, MI, United StatesHQ recorded Sep 30, 202651-20074 contacts →

Exact match

“BEP is a manufacturer of injection molded, thermoformed and assembled products located near Grand Rapids, Michigan.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Sep 30, 202651-20073 contacts →

Exact match

“NEMA Enclosures designs and fabricates custom UL-rated electrical and instrument enclosures built to your specifications and delivered on your schedule.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13Exact matchSpring Hill, FL, United StatesHQ recorded Sep 30, 2026501-1,00064 contacts →

Exact match

“GARY Containers has been servicing the packaging needs of its customers since 1963.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14Exact matchDanbury, CT, United StatesHQ recorded Sep 30, 202651-20059 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15Exact matchPauls Valley, OK, United StatesHQ recorded Sep 30, 2026201-50056 contacts →

Exact match

“DDB Unlimited is an OEM NEMA Enclosure Manufacturer.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16Exact matchMchenry, IL, United StatesHQ recorded Sep 30, 202651-20054 contacts →

Exact match

“Since 1967 Plaspros has been providing the plastics industry with high quality custom injection molding at an affordable price.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17Exact matchHemet, CA, United StatesHQ recorded Sep 30, 202651-20054 contacts →

Exact match

“Ramko Injection is a company based out of Hemet, California, United States.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18Exact matchSanta Ana, CA, United StatesHQ recorded Sep 30, 202651-20052 contacts →

Exact match

“Ambrit Engineering is a premier ISO 9001:2008 and ISO 13485:2003 Certified contract manufacturer for Healthcare, Aerospace, Commercial and Consumer products.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19Exact matchHolyoke, MA, United StatesHQ recorded Sep 30, 2026201-50052 contacts →

Exact match

“Universal Plastics is a custom plastic products manufacturer with expertise in a range of processes, including custom thermoforming, injection molding (gas assist and structural…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20Exact matchPewaukee, WI, United StatesHQ recorded Sep 30, 202651-20049 contacts →

Exact match

“PM Plastics brings life to your vision!”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21Exact matchCampbell, CA, United StatesHQ recorded Sep 30, 202611-5047 contacts →

Exact match

“FusionDesign is a full service product development company located in Silicon Valley.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22Exact matchWilloughby, OH, United StatesHQ recorded Sep 30, 202651-20047 contacts →

Exact match

“Founded in 1928, Bud Industries, Inc.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23Exact matchOntario, NY, United StatesHQ recorded Sep 30, 2026201-50044 contacts →

Exact match

“Weco is a value-added, single-source, contract manufacturer of finished fabricated and machined metal components for product infrastructure and complete assemblies for products…”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
24Exact matchPortland, OR, United StatesHQ recorded Sep 30, 202651-20044 contacts →

Exact match

“Indepak is a Custom Thermoforming company located in Portland, OR.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
25Exact matchHagerstown, MD, United StatesHQ recorded Sep 30, 202651-20039 contacts →

Exact match

“Electromet provides comprehensive world class solutions in the field of electronic packaging products and precision metal components for naval, fixed and mobile installations.”

Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

Showing 25 of 247 plastic electronic enclosure manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 1,094 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plastic electronic enclosure manufacturers based in the United States at a glance

As of Sep 30, 2026
22.2%Verified-email coverage
20.0Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · Houston
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
48
11-50
112
51-200
66
201-500
12
501-1,000
4
1,001-5,000
4
10001+
1

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 247 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 “plastic electronic enclosure manufacturers” 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 1,094 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 30, 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 “plastic electronic enclosure manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plastic electronic enclosure manufacturers are there based in the United States?

RevenueBase identified 247 company matches for plastic electronic enclosure manufacturers 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?

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

Which city has the most plastic electronic enclosure manufacturers?

Houston leads with 4 company records, followed by Mentor (4) and Bridgeville (3).

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 1,094 professional contacts with verified work emails tracked across these 247 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 30, 2026.

Ready to reach these companies? Verified emails and direct dials for all 247 plastic electronic enclosure manufacturers based in the United States. Start with a free account, no credit card.

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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.