Company lists · Data refreshed September 2026

Top 25 Custom plastic components manufacturers worldwide

Name: Custom plastic components manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 8,734 companies tracked

RevenueBase identified 8,734 custom plastic components manufacturers worldwide as of September 2026 and tracks 127,359 professional contacts across them, including 21,749 with verified work emails and 0 with mobile numbers. The United States is the largest market and Shenzhen the largest hub.

This list covers custom plastic components manufacturers 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 16, 2026. Country and city lists for custom plastic components manufacturers 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

8,734Companies

127,359Contacts tracked

21,749Verified emails

0Mobile numbers

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The 25 largest custom plastic components manufacturers worldwide

Ranked by team size

Top 25 of 8,734 custom plastic components manufacturers worldwide, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to custom plastic components 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	Rencol Components LTD	Strong evidence	Bristol, United KingdomHQ checked Sep 16, 2026	n/a	15,741 contacts →
	Strong evidence “Following 100 years of successful design and manufacturing experience in plastic and metals, Rencol Components has built a truly global supply chain - rapidly expanding our range…” Source: RevenueBase Database · checked Sep 16, 2026
2	Milacron	Strong evidence	Batavia, OH, United StatesHQ checked Sep 16, 2026	5,001-10,000	1,290 contacts →
	Strong evidence “Milacron is a global leader in the manufacture, distribution, and service of highly engineered and customized systems within the plastic technology and processing industry.” Source: RevenueBase Database · checked Sep 16, 2026
3	US Farathane	Strong evidence	Auburn Hills, MI, United StatesHQ checked Sep 16, 2026	1,001-5,000	1,163 contacts →
	Strong evidence “At US Farathane, we design and manufacture highly engineered plastic injection-molded components, make them available to you in a variety of sizes, shapes, and designs and supply…” Source: RevenueBase Database · checked Sep 16, 2026
4	Technimark LLC	Strong evidence	Asheboro, NC, United StatesHQ checked Sep 16, 2026	1,001-5,000	1,006 contacts →
	Strong evidence “Founded in 1983, Technimark is a global leader and manufacturer of high-value injection-molded packaging and components serving the consumer packaging, healthcare and industrial…” Source: RevenueBase Database · checked Sep 16, 2026
5	Polytec Group	Strong evidence	Hörsching, AustriaHQ checked Sep 16, 2026	1,001-5,000	690 contacts →
	Strong evidence “The POLYTEC GROUP is a leading developer and manufacturer of high-quality plastic parts, with 20 sites and over 3,500 employees worldwide.” Source: RevenueBase Database · checked Sep 16, 2026
6	Rosti Group	Strong evidence	Malmö, SwedenHQ checked Sep 16, 2026	1,001-5,000	601 contacts →
	Strong evidence “From Concept to Reality Rosti, founded in 1944, is a global plastic injection moulding company and contract manufacturer to some of the world’s leading manufacturers in the…” Source: RevenueBase Database · checked Sep 16, 2026
7	Tessy Plastics Corp	Strong evidence	Skaneateles, NY, United StatesHQ checked Sep 16, 2026	1,001-5,000	499 contacts →
	Strong evidence “Founded in 1973, Tessy Plastics is a global contract manufacturer headquartered in Skaneateles, NY, specializing in injection molding and custom automated assembly solutions.” Source: RevenueBase Database · checked Sep 16, 2026
8	Jokey Group	Partial evidence	Wipperfürth, GermanyHQ checked Sep 16, 2026	1,001-5,000	493 contacts →
	Partial evidence “The Jokey Group is a company in the plastics processing industry.” Source: RevenueBase Database · checked Sep 16, 2026
9	Evco Plastics	Indirect evidence	Deforest, WI, United StatesHQ checked Sep 16, 2026	1,001-5,000	489 contacts →
	Indirect evidence “Precision.” Source: RevenueBase Database · checked Sep 16, 2026
10	Spectrum Plastics Group, A Dupont Business	Indirect evidence	Wilmington, DE, United StatesHQ checked Sep 16, 2026	1,001-5,000	487 contacts →
	Indirect evidence “Acquired in August 2023 by DuPont, Spectrum’s history spans over 60 years of applications expertise including precision extrusion, specialty injection molding, blown film…” Source: RevenueBase Database · checked Sep 16, 2026
11	JSG Innotech Pvt. LTD	Indirect evidence	Sonipat, IndiaHQ checked Sep 16, 2026	51-200	474 contacts →
	Indirect evidence “JSG Innotech has evolved as an enterprise committed to bringing opportunities of Innovation, Technology and Competence.” Source: RevenueBase Database · checked Sep 16, 2026
12	Grupo Focus Plásticos	Partial evidence	São José Dos Pinhais, BrazilHQ checked Sep 16, 2026	1,001-5,000	463 contacts →
	Partial evidence “Com mais de 30 anos de história, o Grupo Focus é referência nacional na engenharia e manufatura de componentes e conjuntos plásticos de alta complexidade.” Source: RevenueBase Database · checked Sep 16, 2026
13	Walter Pack	Partial evidence	Igorre, SpainHQ checked Sep 16, 2026	201-500	457 contacts →
	Partial evidence “At Walter Pack we aim to lead the design and development of functional decorative plastic parts by mastering the most advanced technologies, providing creative solutions to our…” Source: RevenueBase Database · checked Sep 16, 2026
14	Mack Molding Company	Indirect evidence	Arlington, VT, United StatesHQ checked Sep 16, 2026	1,001-5,000	453 contacts →
	Indirect evidence “Mack Molding Co, headquartered in Arlington, VT, provides design through FDA-approved manufacturing services to the medical, commercial, computer & business equipment, energy and…” Source: RevenueBase Database · checked Sep 16, 2026
15	Renata Precision Components PVT LTD	Indirect evidence	Pune, IndiaHQ checked Sep 16, 2026	201-500	410 contacts →
	Indirect evidence “Injection Molding, Tooling,High Speed Stamping,Product Design and Assemblies” Source: RevenueBase Database · checked Sep 16, 2026
16	PAM Plásticos	Indirect evidence	Manaus, BrazilHQ checked Sep 16, 2026	501-1,000	408 contacts →
	Indirect evidence “EFICIÊNCIA SUSTENTÁVEL A PAM Plásticos é hoje um importante player nacional no segmento de plásticos para indústria de eletrônicos, eletrodoméstica, automobilística e produtos…” Source: RevenueBase Database · checked Sep 16, 2026
17	WHS Plastics LTD	Partial evidence	Minworth, United KingdomHQ checked Sep 16, 2026	501-1,000	394 contacts →
	Partial evidence “WHS Plastics successfully operates in a highly competitive global marketplace, partnering with major international companies in a variety of market segments including automotive…” Source: RevenueBase Database · checked Sep 16, 2026
18	Century Mold Co. INC	Partial evidence	Rochester, NY, United StatesHQ checked Sep 16, 2026	1,001-5,000	375 contacts →
	Partial evidence “Century Mold is a leading North American plastic injection molder who dominates the automotive industry.” Source: RevenueBase Database · checked Sep 16, 2026
19	KB Components	Partial evidence	Örkelljunga, SwedenHQ checked Sep 16, 2026	1,001-5,000	367 contacts →
	Partial evidence “KB Components differs from most of our competitors by having a focused approach to injection moulding technologies, including material technology and design optimization of both…” Source: RevenueBase Database · checked Sep 16, 2026
20	Vasantha Group	Indirect evidence	Hyderabad, IndiaHQ checked Sep 16, 2026	501-1,000	354 contacts →
	Indirect evidence “The Vasantha Group is the One-Stop Shop solution provider for all your Injection molding, automation & and post-molding needs.” Source: RevenueBase Database · checked Sep 16, 2026
21	Plastic Products Company INC	Partial evidence	Lindstrom, MN, United StatesHQ checked Sep 16, 2026	501-1,000	347 contacts →
	Partial evidence “At Plastic Products Company (PPC), we are committed to eagerly serving your needs.” Source: RevenueBase Database · checked Sep 16, 2026
22	Besmak Components Private Limited	Strong evidence	Kancheepuram District, IndiaHQ checked Sep 16, 2026	501-1,000	347 contacts →
	Strong evidence “We, BESMAK COMPONENTS PVT LTD are an IATF 16949:2016 certified manufacturers of injection moulds and Precision Plastic Components for Automobile and other industries.” Source: RevenueBase Database · checked Sep 16, 2026
23	Arqplast	Strong evidence	Boituva, BrazilHQ checked Sep 16, 2026	201-500	339 contacts →
	Strong evidence “Company manufacturer of housewares by plastic injection moulding process.” Source: RevenueBase Database · checked Sep 16, 2026
24	PEXCO	Strong evidence	Alpharetta, GA, United StatesHQ checked Sep 16, 2026	501-1,000	332 contacts →
	Strong evidence “Pexco is a leading manufacturer of high-performance plastic solutions engineered for manufacturers and end-users across North America.” Source: RevenueBase Database · checked Sep 16, 2026
25	Linkplas Indústria DE Plásticos Ltda	Indirect evidence	Joinville, BrazilHQ checked Sep 16, 2026	501-1,000	327 contacts →
	Indirect evidence “Empresa joinvilense fundada em junho de 2002, a Linkplas iniciou suas atividades de injeção de termoplásticos atendendo o segmento da linha branca.” Source: RevenueBase Database · checked Sep 16, 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: custom plastic components 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 custom plastic components manufacturers.
Partial evidence: Its own public description names part of custom plastic components manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name custom plastic components 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 8,734 custom plastic components manufacturers worldwide

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Custom plastic components manufacturers worldwide at a glance

As of Sep 16, 2026

17.1%Verified-email coverage

14.6Average contacts per company

11-50Median size (employees)

3.0%Largest-city concentration · Shenzhen

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

2,341

11-50

3,329

51-200

2,241

201-500

545

501-1,000

135

1,001-5,000

5,001-10,000

10001+

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 plastic components 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.
Coverage: 29 countries, largest first: the United States, China, Germany, Italy, India, Brazil, the United Kingdom, France, Türkiye, Spain and 19 more. Country and city lists for custom plastic components manufacturers are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “custom plastic components 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 custom plastic components 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 custom plastic components manufacturers, 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, 21,749 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 16, 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 plastic components manufacturers by location

32 lists · largest first

Every Custom plastic components manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 plastic components 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 custom plastic components manufacturers are there worldwide?

RevenueBase identified 8,734 custom plastic components manufacturers 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?

Rencol Components LTD, headquartered in Bristol, tops this list with the largest team on record.

Which country has the most custom plastic components manufacturers?

The United States leads with 1,768 companies, followed by China (1,005) and Germany (797). Every custom plastic components manufacturers list by country and city is linked on this page.

Which city has the most custom plastic components manufacturers?

Shenzhen leads with 262 headquartered companies, followed by Dongguan (141) and Sao Paulo (71).

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 21,749 verified decision-maker contacts tracked across these 8,734 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 16, 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.