MM Plastic (Mfg.) Co. Inc.

What MM Plastic (Mfg.) Co. Inc. does

MM Plastic (Mfg.) Co. Inc. is a privately held injection molding manufacturer founded in 1962 and headquartered in Mississauga, Ontario. The company operates a second manufacturing plant in the Buffalo, NY area and produces more than 700 distinct high-volume, lightweight plastic products. It works with a broad set of engineering and commodity thermoplastics — including nylon, polyethylene, polypropylene, styrene, thermoplastic rubbers, glass-filled nylon, polycarbonate, and PVC — and serves five end-markets: electrical (primary), automotive, consumer products, packaging, and fittings/closures.

The business runs a B2B direct sales model in which the company collaborates with customers from design and prototyping through production, supplying both existing product lines and custom-engineered parts. Distribution is direct to manufacturers with no intermediaries, and output is exported across Canada, the United States, Mexico, parts of Asia, and the Caribbean. The firm holds multiple patents on its products and processes, and its staff participate in UL and CSA harmonization committees to influence electrical-component safety standards.

The revenue model is hardware sales of manufactured components under quote-based pricing that is not publicly disclosed. No recurring revenue, subscription, or licensing streams are referenced. The firm is privately held with no institutional investors, parent company, or disclosed funding history, and no management team, M&A, or product launch activity is captured in the source data. Marketing and digital channels are minimal — the company relies on direct sales engagement and industry reputation rather than documented digital marketing.

Name

MM Plastic (Mfg.) Co. Inc.

Legal name

MM® Plastic (Mfg.) Co. Inc.

Website

https://mmplastics.com

Company type

Private

Founded year

1962

Operating status

Operating

Headcount range

1–10 employees

Short description

MM Plastic (Mfg.) Co. Inc. is a privately held Canadian injection molding manufacturer, founded in 1962, that produces over 700 plastic products for electrical, automotive, consumer products, packaging, and fittings/closures customers across North America and select export markets.

Ownership category

akta.pro rank

Product category

Custom Injection Molded Plastics

NAICS

Plastics Product Manufacturing (3261), Other Plastics Product Manufacturing (32619), All Other Plastics Product Manufacturing (326199), Plastics and Rubber Products Manufacturing (326)

SIC

Miscellaneous Plastics Products (3080), Plastics Products, Nec (3089)

akta.pro primary industry

Custom Injection Molding & Contract Manufacturing (Job Shops/CMs) (IMANAFAJ)

akta.pro secondary industries

Consumer Products Injection Molding (Housewares, Toys, Personal Care) (IMANAFAE), Packaging Injection Molding (Caps, Closures, Thin-Wall, IML) (IMANAFAA)

Keywords

• Injection molding services
• Custom plastic manufacturing
• Engineering thermoplastics
• Electrical plastic components
• Automotive plastic parts

Headquarters

HQ city

Mississauga

HQ country

Canada

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure

Revenue model

1. Plastic Product Manufacturing and Sales: Manufacturing and selling injection-molded plastic products to customers across multiple industries including electrical, automotive, consumer products, packaging, fittings and closures. Revenue generated from product sales with no indication of recurring revenue streams mentioned.

Go-to-market motion1 record

Distribution channels1 record

Core offering

MM Plastic (Mfg.) Co. Inc. is a privately held injection molding manufacturer that produces high-volume, lightweight plastic components from engineering thermoplastics including nylon, polyethylene, polypropylene, styrene, thermoplastic rubbers, glass-filled nylon, polycarbonate, and PVC. The company produces over 700 distinct products serving electrical, automotive, consumer products, packaging, fittings, and closures manufacturers. It also provides collaborative product development, design, and prototyping services alongside production runs.

Product overview

MM Plastic (Mfg.) Co. Inc. is a privately held injection molding manufacturing company that produces over 700 different high-volume, lightweight plastic products. The company operates as a single-product manufacturer focused on injection molded plastic components, serving diverse industries including electrical, automotive, consumer products, packaging, fittings, and closures. The company works with customers to develop, design, and prototype new products, offering personalized service throughout the manufacturing process.

Differentiator

Problem solved

Functional benefit

Products and services

• Injection Molded Plastic Products

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Two partnerships are on record, tiered core.

• UL (Underwriters Laboratories)coreStrategic or Co-development PartnerMM Plastics staff is closely involved with UL on harmonization committees, working to develop and set high industry standards. The company believes that by bringing safety standards to their highest levels, the result will be greater safety for the public and end-users.
• CSA (Canadian Standards Association)coreStrategic or Co-development PartnerMM Plastics staff is closely involved with CSA on harmonization committees, working to develop and set high industry standards for electrical safety and related plastic components.

Scale indicators3 records

Recent moves4 records

Expansion highlights4 records

Direct peers

• NylonCraft: U.S. injection molder specializing in engineered thermoplastics including nylon and glass-filled compounds; comparable materials expertise and custom molding focus.
• EVCO Plastics: Custom injection molder serving similar diversified industrial customers across North America; comparable scale and contract-manufacturing business model make EVCO Plastics a direct comparable to MM Plastic.
• Tessy Plastics: U.S. custom injection molder producing engineered plastic components for industrial and consumer customers; comparable custom-molding service model with multi-material expertise.
• Stack Plastics: Canadian-based custom injection molder headquartered in the Toronto area; closest geographic and operational analog to MM Plastic's Mississauga operation.
• Crescent Industries: Custom plastic injection molding and contract manufacturing provider serving industrial and consumer markets; similar contract-mold shop profile.
• Phillips Plastics / Vibratec: Custom injection molding and engineered plastics provider serving medical, industrial and consumer end-markets; comparable multi-vertical custom molding peer.
• Plastic Molded Concepts: Custom injection molder producing engineered plastic parts for industrial, electrical, and consumer markets; directly analogous contract-manufacturing peer.
• Mack Molding: Northeast U.S. custom injection molder with cross-industry customer base and design/prototyping services; directly comparable in scope and service offering.

Broad incumbents

• Magna International: Major Canadian-headquartered automotive supplier with significant plastics and injection molding operations; broad incumbent competing for the same automotive molded-component opportunities as MM Plastic.
• Berry Global Group: Large publicly listed plastics manufacturer with broad packaging and engineered materials portfolio; competes with MM Plastic in packaging and consumer molded components at significantly larger scale.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/mm-plastic-mfg.-co.-inc.

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about MM Plastic (Mfg.) Co. Inc.