Company lists · Data refreshed September 2026
Top 25 Custom silicone molders worldwide
RevenueBase identified 1,550 custom silicone molders worldwide as of September 2026 and tracks 11,012 professional contacts across them, including 2,026 with verified work emails. The United States is the largest market and Shenzhen the largest hub.
This list covers custom silicone molders worldwide, 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 19, 2026. Country and city lists for custom silicone molders follow the table.
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 custom silicone molders worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 134 contacts → | ||||
Indirect evidence “Founded in 1984, Polytek® Development Corp.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 128 contacts → | ||||
Strong evidence “Custom molder of high quality elastomeric and thermoplastic components for medical, government, industrial and other markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 124 contacts → | ||||
Indirect evidence “Amritha Tool Crafts was established in 1997 and has worked its way from a very humble beginning and has now positioned itself as one of the best mold making shops in India and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 108 contacts → | ||||
Indirect evidence “Since 1974 Wise Plastics has been the preferred full turnkey contract manufacturing company across a wide range of industries.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 107 contacts → | ||||
Partial evidence “At SEVITSIL®, we don’t just manufacture silicone-we engineer possibilities into performance, delivering 360° silicone solutions for 18+ industries across the globe.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 102 contacts → | ||||
Indirect evidence “Seaway Plastics Engineering is a full-service contract manufacturing partner serving the medical device and life sciences industry, helping OEMs bring complex, precision-driven…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 93 contacts → | ||||
Indirect evidence “Big 3 Precision, headquartered in Centralia, IL, has a total of four design, manufacturing and product validation facilities in the USA.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 91 contacts → | ||||
Indirect evidence “Paragon is a full-service mold supplier with design and build capability.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 90 contacts → | ||||
Indirect 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 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 89 contacts → | ||||
Indirect evidence “Mould Production for plastic injection and compression and injections of plastic parts.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 88 contacts → | ||||
Partial evidence “Jamak is at the forefront of silicone rubber manufacturing.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 86 contacts → | ||||
Strong evidence “Starlim is one of the world’s largest liquid silicone injection molders and manufacturer, serving as an industry leader in the mass production of small silicone parts.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 82 contacts → | ||||
Indirect evidence “60 Jahre Erfahrung im Formenbau 60 Jahre Erfahrung im Formenbau haben uns gezeigt, dass nur Zukunft hat, wer sich nicht auf vergangenen Erfolgen ausruht.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 73 contacts → | ||||
Indirect evidence “Silikomart is an Italian company situated between Padua and Venice.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 71 contacts → | ||||
Indirect evidence “TEC Mold Holdings Limited was founded in with a manufacturing space of Through 18 years of development and investment,TEC Mold has become a leading “one-stop manufacturing…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 65 contacts → | ||||
Indirect evidence “We are specialists producing injection moulds and automation components.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 64 contacts → | ||||
Indirect evidence “In business since 1964, TGM has built a reputation of Quality, Integrity and Technology.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 64 contacts → | ||||
Indirect evidence “Always Doing Better What We do Best" The combination of cutting edge technology and a motivated and rigorous team with more than three decades of experience in the design…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 57 contacts → | ||||
Strong evidence “SIMTEC is a leading, US-based manufacturer of Liquid Silicone Rubber (LSR) Single-Shot, Two-Shot, and Multi-Shot (LSR/Thermoplastics/Metal) injection molded components.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 56 contacts → | ||||
Partial 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 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 55 contacts → | ||||
Indirect evidence “For more details, visit us at: https://tiboplastics.com/ Why TIBO?” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 55 contacts → | ||||
Indirect 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 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 51 contacts → | ||||
Partial evidence “Société de plus 90 employés qualifiés > Production de pièces en silicone et autres élastomères > Domaines : médical, agroalimentaire, nucléaire, ferroviaire, aéronautique…” Source: RevenueBase Database · checked Sep 19, 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: custom silicone molders. 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 custom silicone molders.
- Partial evidence
- Its own public description names part of custom silicone molders, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name custom silicone molders. 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 1,550 custom silicone molders worldwide
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Custom silicone molders worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 custom silicone molders, 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.
- Coverage
- Every country. Country and city lists for custom silicone molders are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “custom silicone molders”. 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 custom silicone molders), 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 custom silicone molders, and records with no verified work email.
- 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, 2,026 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 19, 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.
Custom silicone molders by location
7 lists · largest firstEvery Custom silicone molders list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Custom silicone molders based in the United States224
- Custom silicone molders based in Italy120
- Custom silicone molders based in Germany72
- Custom silicone molders based in France52
- Custom silicone molders based in Portugal44
- Custom silicone molders based in Canada42
- Custom silicone molders based in the United Kingdom28
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 custom silicone molders, 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 custom silicone molders are there worldwide?
RevenueBase identified 1,550 custom silicone molders worldwide 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?
Polytek Development Corp, headquartered in Easton, tops this list with the largest team on record.
Which country has the most custom silicone molders?
The United States leads with 224 companies, followed by Italy (120) and Germany (72). Every custom silicone molders list by country and city is linked on this page.
Which city has the most custom silicone molders?
Shenzhen leads with 120 headquartered companies, followed by Dongguan (68) and Marinha Grande (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 2,026 verified decision-maker contacts tracked across these 1,550 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 19, 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.