Insights

Specialized Manufacturing Capabilities Proper Group International offers comprehensive injection molding and precision machining services tailored for the transportation industry, providing opportunities to supply advanced tooling, molds, and manufacturing equipment to automotive OEMs and tier suppliers seeking innovative plastic components.

Recent Asset Sale The company sold a manufacturing facility in Pulaski, Tennessee to LUXIT Group, indicating a focus on core competencies and potential opportunities to collaborate or provide optimized manufacturing solutions for remaining operations or new acquisitions.

Innovative Design Lab With a dedicated Proper Group Design Lab focusing on cutting-edge solutions like thin-walled molding, there are prospects to offer complementary engineering and R&D technologies to enhance their innovative product development efforts.

Financial Scale Generating between $100 million and $250 million in revenue with a relatively lean team (51-200 employees), Proper Group presents opportunities for supply chain partnerships in materials, automation, or auxiliary manufacturing services tailored for mid-sized automotive component suppliers.

Technology Integration Utilizing cloud-based technologies and APIs such as Google Maps and Trustpilot, Proper Group emphasizes modern digital infrastructure, indicating receptiveness to advanced manufacturing solutions, data analytics, and digitalization services that could streamline their production processes or improve quality management.

Proper Group International Tech Stack

Proper Group International uses 8 technology products and services including Cloudflare, MySQL, Google Fonts API, and more. Explore Proper Group International's tech stack below.

  • Cloudflare
    Content Management System
  • MySQL
    Database
  • Google Fonts API
    Font Scripts
  • jQuery Migrate
    Javascript Libraries
  • jQuery
    Javascript Libraries
  • Google Maps
    Maps
  • Trustpilot
    Online Review Management
  • HSTS
    Security

Proper Group International's Email Address Formats

Proper Group International uses at least 1 format(s):
Proper Group International Email FormatsExamplePercentage
FLast@propergroupintl.comJDoe@propergroupintl.com
87%
First.Last@propergroupintl.comJohn.Doe@propergroupintl.com
8%
Last@propergroupintl.comDoe@propergroupintl.com
4%
LastF@propergroupintl.comDoeJ@propergroupintl.com
1%

Frequently Asked Questions

Where is Proper Group International's headquarters located?

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Proper Group International's main headquarters is located at 13870 East Eleven Mile Road Warren, Michigan 48089 United States. The company has employees across 3 continents, including North AmericaEuropeAsia.

What is Proper Group International's phone number?

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You can contact Proper Group International's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Proper Group International's official website and social media links?

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Proper Group International's official website is propergroupintl.com and has social profiles on LinkedIn.

How much revenue does Proper Group International generate?

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As of February 2026, Proper Group International's annual revenue is estimated to be $950K.

What is Proper Group International's SIC code NAICS code?

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Proper Group International's SIC code is 5169 - Chemicals and Allied Products, Not Elsewhere Classified NAICS code is 3361 - Motor Vehicle Manufacturing.

How many employees does Proper Group International have currently?

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As of February 2026, Proper Group International has approximately 125 employees across 3 continents, including North AmericaEuropeAsia. Key team members include President: C. K.President: G. O.Owner: D. K.. Explore Proper Group International's employee directory with LeadIQ.

What industry does Proper Group International belong to?

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Proper Group International operates in the Motor Vehicle Manufacturing industry.

What technology does Proper Group International use?

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Proper Group International's tech stack includes CloudflareMySQLGoogle Fonts APIjQuery MigratejQueryGoogle MapsTrustpilotHSTS.

What is Proper Group International's email format?

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Proper Group International's email format typically follows the pattern of FLast@propergroupintl.com. Find more Proper Group International email formats with LeadIQ.

When was Proper Group International founded?

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Proper Group International was founded in 1971.

Proper Group International

Motor Vehicle ManufacturingMichigan, United States51-200 Employees

For a complete listing of our Open positions please visit http://www.pgicareers.com/joinourteam/

Proper Group International offers everything from rapid prototype development to the world’s most sophisticated injection molds — along with production injection molding and precision machining capabilities — for today’s transportation industry.


Proper Tooling

Engineering of the industry’s best plastic injection molds for:
• Exterior lighting
• Air induction systems
• Multi-product/co-polymer production
• Textile molding
• Exterior ornamentation
• Interior cockpit assemblies 

The Proper Group Design Lab is unique to Proper Tooling. It consists of a think tank staffed with engineers who design, develop and implement innovative solutions, such as the introduction of thin - wall molding to the auto industry.


Proper Polymers

Manufactures industry-leading injection-molded plastic sub- components for fascias, interior trim and more. A group developed for high die change, high material change management has lead the Polymer Group to become exceptionally flexible in its manufacturing practice. Proper Polymers also offers sub-assembly and modular-build capability, along with paint and other finishing options.

Section iconCompany Overview

Headquarters
13870 East Eleven Mile Road Warren, Michigan 48089 United States
Phone number
SIC Code
5169 - Chemicals and Allied Products, Not Elsewhere Classified
NAICS Code
3361 - Motor Vehicle Manufacturing
Founded
1971
Employees
51-200

Section iconFunding & Financials

  • $100M$250M

    Proper Group International's revenue is estimated to be in the range of $100M$250M

Section iconFunding & Financials

  • $100M$250M

    Proper Group International's revenue is estimated to be in the range of $100M$250M

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