Company lists · Data refreshed September 2026

Top 25 Automotive overmolding companies based in Canada

RevenueBase identified 94 automotive overmolding companies headquartered in Canada as of September 2026 and tracks 3,592 professional contacts across them, including 983 with verified work emails. Windsor is the largest hub.

This list covers automotive overmolding companies headquartered in Canada, 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 30, 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 30, 2026 86% judged on-target in blind review
94Companies
3,592Contacts tracked
983Verified emails
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The 25 largest automotive overmolding companies based in Canada

Ranked by team size
Top 25 of 94 automotive overmolding companies based in Canada, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to automotive overmolding companies: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceOldcastle, ON, CanadaHQ checked Sep 30, 20261,001-5,0001,159 contacts →

Partial evidence

“With a rich history dating back over 40 years, our collaborative approach, work ethic and commitment have made us a global leader in automotive components.”

Source: RevenueBase Database · checked Sep 30, 2026
2Partial evidenceWaterloo, ON, CanadaHQ checked Sep 30, 2026501-1,000163 contacts →

Partial evidence

“Mitchell Plastics is a leading tier one supplier of automotive interior mechanisms and decorative components.”

Source: RevenueBase Database · checked Sep 30, 2026
3Partial evidenceSherbrooke, QC, CanadaHQ checked Sep 30, 2026201-500145 contacts →

Partial evidence

“For over 40 years, we have distinguished ourselves by offering thermoplastic solutions tailored to the needs of automotive manufacturers.”

Source: RevenueBase Database · checked Sep 30, 2026
4Indirect evidenceMidland, ON, CanadaHQ checked Sep 30, 2026201-50095 contacts →

Indirect evidence

“Since 1946 we have delivered high-quality custom-molded plastic components to our global customers.”

Source: RevenueBase Database · checked Sep 30, 2026
5Indirect evidenceOldcastle, ON, CanadaHQ checked Sep 30, 2026201-50094 contacts →

Indirect evidence

“Solutions for Plastic Products.”

Source: RevenueBase Database · checked Sep 30, 2026
6Indirect evidenceLindsay, ON, CanadaHQ checked Sep 30, 2026201-50069 contacts →

Indirect evidence

“Utilizing plastic injection molding and zinc die casting as base processes; Armada combines engineering design with unique manufacturing solutions to produce cost effective, high…”

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceMississauga, ON, CanadaHQ checked Sep 30, 202651-20064 contacts →

Indirect evidence

“In business since 1964, TGM has built a reputation of Quality, Integrity and Technology.”

Source: RevenueBase Database · checked Sep 30, 2026
8Indirect evidenceLevis, QC, CanadaHQ checked Sep 30, 202651-20055 contacts →

Indirect evidence

“For more details, visit us at: https://tiboplastics.com/ Why TIBO?”

Source: RevenueBase Database · checked Sep 30, 2026
9Partial evidenceOldcastle, ON, CanadaHQ checked Sep 30, 202651-20055 contacts →

Partial evidence

“Hawk Plastics Plastic Injection Molding We proudly meet the demands and certifications for the Automotive industry, we also mold fun consumer products.”

Source: RevenueBase Database · checked Sep 30, 2026
10Indirect evidenceSaint Hyacinthe, QC, CanadaHQ checked Sep 30, 202651-20053 contacts →

Indirect evidence

“De la commodité à la résine d’ingénierie, VIF a l’expertise et la capacité de concrétiser vos idées, vos produits.”

Source: RevenueBase Database · checked Sep 30, 2026
11Indirect evidenceSaint-jean-port-joli, QC, CanadaHQ checked Sep 30, 202651-20050 contacts →

Indirect evidence

“For the past 50 years, Plastiques Gagnon has specialized in plastic injection molding.”

Source: RevenueBase Database · checked Sep 30, 2026
12Indirect evidenceWinnipeg, MB, CanadaHQ checked Sep 30, 202651-20049 contacts →

Indirect evidence

“As Leaders in Engineering Plastics Solutions, the Melet team is dedicated to engineering custom plastic products that meet the needs of Original Equipment Manufacturers.”

Source: RevenueBase Database · checked Sep 30, 2026
13Indirect evidenceKitchener, ON, CanadaHQ checked Sep 30, 202651-20044 contacts →

Indirect evidence

“Onward Plastics is a custom plastic injection moulding company with two locations.”

Source: RevenueBase Database · checked Sep 30, 2026
14Indirect evidenceEdmonton, AB, CanadaHQ checked Sep 30, 202651-20040 contacts →

Indirect evidence

“Drader Manufacturing is a full service injection molder and extruder with in-house design team, mold-making, tool and die fabrication abilities.”

Source: RevenueBase Database · checked Sep 30, 2026
15Indirect evidenceWindsor, ON, CanadaHQ checked Sep 30, 202651-20039 contacts →

Indirect evidence

“Founded in 2021, NextGen has quickly become a leading player in the mold industry.”

Source: RevenueBase Database · checked Sep 30, 2026
16Indirect evidenceMontreal, QC, CanadaHQ checked Sep 30, 202651-20036 contacts →

Indirect evidence

“Unicor Industries is a custom injection molding manufacturer serving multinational companies across North America since 1971.”

Source: RevenueBase Database · checked Sep 30, 2026
17Partial evidenceWaterloo, ON, CanadaHQ checked Sep 30, 202651-20035 contacts →

Partial evidence

“Headquartered in Waterloo, Ontario with facilities in Batavia, Illinois, ODC Tooling & Molds specializes in Thermoformed Packaging Tooling, Automotive Tooling, Stand Alone…”

Source: RevenueBase Database · checked Sep 30, 2026
18Indirect evidenceOldcastle, ON, CanadaHQ checked Sep 30, 202651-20031 contacts →

Indirect evidence

“Established in 1987 Crest Mold Technology Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
19Indirect evidenceSaint-jean-sur-richelieu, QC, CanadaHQ checked Sep 30, 202651-20030 contacts →

Indirect evidence

“GLP Hi-Tech specializes in the design and manufacturing of molds, as well as the thermoplastic injection molding process.”

Source: RevenueBase Database · checked Sep 30, 2026
20Indirect evidenceLasalle, ON, CanadaHQ checked Sep 30, 202651-20025 contacts →

Indirect evidence

“Papp Plastics & Distributing Limited is a company based out of Canada.”

Source: RevenueBase Database · checked Sep 30, 2026
21Indirect evidenceThetford Mines, QC, CanadaHQ checked Sep 30, 202651-20023 contacts →

Indirect evidence

“Localisée à Thetford Mines (Québec, Canada), DSD International Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
22Partial evidenceWindsor, ON, CanadaHQ checked Sep 30, 202651-20021 contacts →

Partial evidence

“Circle 5 is a world class supplier of injection molded solutions serving both the automotive and non-automotive industries.”

Source: RevenueBase Database · checked Sep 30, 2026
23Indirect evidencePitt Meadows, BC, CanadaHQ checked Sep 30, 202651-20020 contacts →

Indirect evidence

“We are a industry-leading custom injection molder and manufacturer of plastic products & assemblies in Metro Vancouver, BC.”

Source: RevenueBase Database · checked Sep 30, 2026
24Indirect evidenceFort Erie, ON, CanadaHQ checked Sep 30, 202651-20020 contacts →

Indirect evidence

“At Peninsula Plastics we offer technical expertise combined with our commitment to quality to lead the industry with innovative injection molding solutions.”

Source: RevenueBase Database · checked Sep 30, 2026
25Indirect evidenceTecumseh, ON, CanadaHQ checked Sep 30, 202611-5018 contacts →

Indirect evidence

“Mega Mold International specializes in manufacturing custom injection molds tailored to our customer needs, standards and part designs.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 25 of 94 automotive overmolding companies based in Canada

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Automotive overmolding companies based in Canada at a glance

As of Sep 30, 2026
27.4%Verified-email coverage
38.2Average contacts per company
11-50Median size (employees)
8.5%Largest-city concentration · Windsor
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
26
51-200
37
201-500
5
501-1,000
3
1,001-5,000
2

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 94 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 automotive overmolding companies, 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 Canada whose own description of what they do matches “automotive overmolding companies”. 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 automotive overmolding companies), 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 automotive overmolding companies, and records with no verified work email. Companies headquartered outside Canada 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, 983 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 30, 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 automotive overmolding companies, 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 automotive overmolding companies are there based in Canada?

RevenueBase identified 94 automotive overmolding companies headquartered in Canada 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?

Plasman, headquartered in Oldcastle, tops this list with the largest team on record.

Which city has the most automotive overmolding companies?

Windsor leads with 8 headquartered companies, followed by Oldcastle (5) and Mississauga (4).

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 983 verified decision-maker contacts tracked across these 94 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 30, 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.