Company lists · Data refreshed September 2026

Top 25 Rubber molding manufacturers based in the United States

Name: Rubber molding manufacturers 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 508 companies tracked

RevenueBase identified 508 rubber molding manufacturers headquartered in the United States as of September 2026 and tracks 5,858 professional contacts across them, including 1,917 with verified work emails. Akron is the largest hub.

This list covers rubber molding manufacturers 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 17, 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 17, 2026 86% judged on-target in blind review

508Companies

5,858Contacts tracked

1,917Verified emails

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The 25 largest rubber molding manufacturers based in the United States

Ranked by team size

Top 25 of 508 rubber molding manufacturers based in the United States, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to rubber molding manufacturers: 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	BRC Rubber & Plastics INC	Strong evidence	Fort Wayne, IN, United StatesHQ checked Sep 17, 2026	501-1,000	188 contacts →
	Strong evidence “BRC Rubber & Plastics Inc, headquartered in Fort Wayne, IN, is a leading automotive supplier specializing in the manufacture and marketing of molded rubber and plastic components…” Source: RevenueBase Database · checked Sep 17, 2026
2	LMP	Partial evidence	Valencia, United StatesHQ checked Sep 17, 2026	n/a	178 contacts →
	Partial evidence “Custom molded rubber products.” Source: RevenueBase Database · checked Sep 17, 2026
3	Polytek Development Corp	Indirect evidence	Easton, PA, United StatesHQ checked Sep 17, 2026	51-200	134 contacts →
	Indirect evidence “Founded in 1984, Polytek® Development Corp.” Source: RevenueBase Database · checked Sep 17, 2026
4	Hi-Tech Mold & Engineering, INC	Indirect evidence	Rochester Hills, MI, United StatesHQ checked Sep 17, 2026	201-500	131 contacts →
	Indirect evidence “Hi-Tech Mold & Engineering is a family owned and operated business who values its team members' service, dedication and commitment to superior quality engineering and mold making.” Source: RevenueBase Database · checked Sep 17, 2026
5	Robin Industries, INC	Indirect evidence	North Canton, OH, United StatesHQ checked Sep 17, 2026	501-1,000	128 contacts →
	Indirect evidence “Custom molder of high quality elastomeric and thermoplastic components for medical, government, industrial and other markets.” Source: RevenueBase Database · checked Sep 17, 2026
6	Smooth-On, INC	Indirect evidence	Macungie, PA, United StatesHQ checked Sep 17, 2026	51-200	125 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026
7	R&d Leverage	Indirect evidence	Lee's Summit, MO, United StatesHQ checked Sep 17, 2026	51-200	121 contacts →
	Indirect evidence “R&D/Leverage, An Adler Co- headquartered in Missouri, serving the food and beverage, home and personal care, and healthcare industries offering mold manufacturing capabilities…” Source: RevenueBase Database · checked Sep 17, 2026
8	All-State Industries, INC	Indirect evidence	West Des Moines, IA, United StatesHQ checked Sep 17, 2026	201-500	112 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 17, 2026
9	Paragon D&e	Indirect evidence	Grand Rapids, MI, United StatesHQ checked Sep 17, 2026	51-200	91 contacts →
	Indirect evidence “Paragon is a full-service mold supplier with design and build capability.” Source: RevenueBase Database · checked Sep 17, 2026
10	DA PRO Rubber, INC	Strong evidence	Broken Arrow, OK, United StatesHQ checked Sep 17, 2026	201-500	90 contacts →
	Strong evidence “When Quality Counts – Count on Da/Pro Molding tight tolerance, high quality components since 1961, Da/Pro Rubber has the capability, knowledge and experience to assist you in your…” Source: RevenueBase Database · checked Sep 17, 2026
11	Molded Dimensions Group	Indirect evidence	Port Washington, WI, United StatesHQ checked Sep 17, 2026	51-200	85 contacts →
	Indirect evidence “Founded in 1954 and headquartered in Port Washington, Wisconsin, Molded Dimensions Group is a premier provider of custom parts for companies seeking reliability, versatility, and…” Source: RevenueBase Database · checked Sep 17, 2026
12	Decatur Mold Tool & Engineering	Indirect evidence	North Vernon, IN, United StatesHQ checked Sep 17, 2026	51-200	82 contacts →
	Indirect evidence “Since 1966, Decatur Mold Tool & Engineering has been manufacturing and servicing plastic injection molds for molders in all segments of the Plastics Industry.” Source: RevenueBase Database · checked Sep 17, 2026
13	RL Hudson & Company	Indirect evidence	Broken Arrow, OK, United StatesHQ checked Sep 17, 2026	51-200	73 contacts →
	Indirect evidence “We specialize in solving problems and saving money for our customers.” Source: RevenueBase Database · checked Sep 17, 2026
14	ETCO	Indirect evidence	Bradenton, FL, United StatesHQ checked Sep 17, 2026	201-500	73 contacts →
	Indirect evidence “Founded in 1947, ETCO is a privately owned company.” Source: RevenueBase Database · checked Sep 17, 2026
15	King Machine	Partial evidence	Charlotte, NC, United StatesHQ checked Sep 17, 2026	201-500	68 contacts →
	Partial evidence “Manufacturer of Tire Molds for Original Equipment and Replacement Market Automotive Tire Industry.” Source: RevenueBase Database · checked Sep 17, 2026
16	VRC Engineered Solutions	Strong evidence	Milwaukee, WI, United StatesHQ checked Sep 17, 2026	501-1,000	64 contacts →
	Strong evidence “VRC Engineered Solutions (VRC) is a leading value-added manufacturer of custom molded rubber, plastic, and sealing components serving customers primarily in the aerospace and…” Source: RevenueBase Database · checked Sep 17, 2026
17	Delta Technologies, LLC	Partial evidence	Auburn Hills, MI, United StatesHQ checked Sep 17, 2026	201-500	58 contacts →
	Partial evidence “Delta Technologies, LLC is a privately owned mold and fixture manufacturer supplying both automotive and non-automotive markets.” Source: RevenueBase Database · checked Sep 17, 2026
18	Greene Rubber Company	Strong evidence	Woburn, MA, United StatesHQ checked Sep 17, 2026	51-200	56 contacts →
	Strong evidence “Greene Rubber Company is an AS9100 certified manufacturer of custom molded and fabricated rubber components, specializing in shock and vibration isolation, liquid silicone…” Source: RevenueBase Database · checked Sep 17, 2026
19	Dynamic Tool Corporation	Indirect evidence	Menomomee Falls, WI, United StatesHQ checked Sep 17, 2026	51-200	56 contacts →
	Indirect evidence “Dynamic Tool Corporation is an engineering company focusing on developing, building, and launching custom plastic injection molds - serving many markets including medical device…” Source: RevenueBase Database · checked Sep 17, 2026
20	Reed City Group	Partial evidence	Reed City, MI, United StatesHQ checked Sep 17, 2026	51-200	55 contacts →
	Partial evidence “Reed City Group is a full-scale mold building, press making and plastic injection molding company based in Reed City, Michigan.” Source: RevenueBase Database · checked Sep 17, 2026
21	MSI Mold Builders	Indirect evidence	Cedar Rapids, IA, United StatesHQ checked Sep 17, 2026	51-200	52 contacts →
	Indirect evidence “Since its conception, MSI has been carving its niche, building high quality, low maintenance, and efficient plastic molds.” Source: RevenueBase Database · checked Sep 17, 2026
22	Franchino Mold & Engineering	Partial evidence	Lansing, MI, United StatesHQ checked Sep 17, 2026	51-200	50 contacts →
	Partial evidence “Producing Quality Dies and Injection Molds Franchino Mold designs, engineers and manufactures custom die cast dies and plastic injection molds – as well as providing die/mold…” Source: RevenueBase Database · checked Sep 17, 2026
23	Eclipse Mold INC	Partial evidence	New Baltimore, MI, United StatesHQ checked Sep 17, 2026	51-200	49 contacts →
	Partial evidence “Eclipse Mold specializes in mold making and plastic injection molding.” Source: RevenueBase Database · checked Sep 17, 2026
24	Morgan Polymer Seals	Strong evidence	San Diego, CA, United StatesHQ checked Sep 17, 2026	201-500	49 contacts →
	Strong evidence “Morgan Polymer Seals is a high-volume precision rubber molding company, founded by Kevin Morgan in 1997.” Source: RevenueBase Database · checked Sep 17, 2026
25	Wabash Plastics, INC	Partial evidence	Evansville, IN, United StatesHQ checked Sep 17, 2026	201-500	48 contacts →
	Partial evidence “Founded in 1973, Wabash Plastics is a leading manufacturer of custom injection molded components and assemblies.” Source: RevenueBase Database · checked Sep 17, 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: rubber molding manufacturers. 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 rubber molding manufacturers.
Partial evidence: Its own public description names part of rubber molding manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name rubber molding manufacturers. 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 508 rubber molding manufacturers based in the United States

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Rubber molding manufacturers based in the United States at a glance

As of Sep 17, 2026

32.7%Verified-email coverage

11.5Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Akron

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

157

11-50

206

51-200

125

201-500

501-1,000

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 508 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 rubber molding manufacturers, 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 “rubber molding manufacturers”. 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 rubber molding manufacturers), 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 rubber molding manufacturers, 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, 1,917 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 17, 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.

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 rubber molding manufacturers, 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 rubber molding manufacturers are there based in the United States?

RevenueBase identified 508 rubber molding manufacturers 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?

BRC Rubber & Plastics INC, headquartered in Fort Wayne, tops this list with the largest team on record.

Which city has the most rubber molding manufacturers?

Akron leads with 6 headquartered companies, followed by Erie (6) and Kent (5).

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 1,917 verified decision-maker contacts tracked across these 508 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 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 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.