Insights

Global footprint Stewart EFI operates three manufacturing facilities including a joint venture in Hangzhou, China, indicating potential for cross-border supply discussions, regional diversification, and global capacity to support OEMs with geographically distributed production.

Diverse capabilities With deep drawn, progressive, slide-forming and automated assembly, plus engineering services and prototypes, Stewart EFI can be positioned as a one-stop partner for complex stamping needs across automotive, EV, electronics, medical, and battery sectors.

Scale and growth Annual part shipments exceed two billion and revenue is in the $50–100 million range, signaling established execution capability, potential for scale-focused opportunities, and appetite for customers requiring reliable throughput and on-time delivery.

Quality and processes Strong emphasis on quality, value, and customer service supported by advanced manufacturing technologies and waste reduction initiatives offers a basis to pursue cost-of-quality reductions, supply chain optimization, and supplier consolidation opportunities.

Leadership and continuity Longstanding leadership history, with recent management promotions at the El Paso operation, demonstrates a stable organization and potential for executive alignment in strategic programs, including new program introductions and regional expansion initiatives.

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Stewart EFI, LLC Tech Stack

Stewart EFI, LLC uses 8 technology products and services including Joomla, Register.com, Microsoft 365, and more. Explore Stewart EFI, LLC's tech stack below.

  • Content Management System
  • Register.com
    Domain Name Services
  • Network Hardware
  • X-XSS-Protection
    Security
  • X-Content-Type-Options
    Web & Portal Technology
  • Google Analytics
    Web Analytics
  • Apache
    Web Servers

Stewart EFI, LLC's Email Address Formats

Stewart EFI, LLC uses at least 4 email formats:
Stewart EFI, LLC Email FormatsExamplePercentage
FLast@stewartefi.comJDoe@stewartefi.com
76%
First.Last@stewartefi.comJohn.Doe@stewartefi.com
15%
LFirst@stewartefi.comDJohn@stewartefi.com
6%
F.Last@stewartefi.comJ.Doe@stewartefi.com
3%

Frequently Asked Questions

What is Stewart EFI, LLC's phone number?

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You can contact Stewart EFI, LLC'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 Stewart EFI, LLC's official website and social media links?

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Stewart EFI, LLC's official website is stewartefi.com and has social profiles on LinkedIn.

How much revenue does Stewart EFI, LLC generate?

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As of September 2026, Stewart EFI, LLC's annual revenue is estimated to be $50M - $100M.

What is Stewart EFI, LLC's NAICS code?

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Stewart EFI, LLC's NAICS code is 31-33 - Manufacturing.

How many employees does Stewart EFI, LLC have currently?

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As of September 2026, Stewart EFI, LLC has approximately 76 employees across 1 continents, including North America. Key team members include Chief Executive Officer: D. S., Chairman And Chief Executive Officer: M. T. and Production Manager: C. P. Explore Stewart EFI, LLC's employee directory with LeadIQ.

What industry does Stewart EFI, LLC belong to?

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Stewart EFI, LLC operates in the Manufacturing industry.

What technology does Stewart EFI, LLC use?

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Stewart EFI, LLC's tech stack includes Joomla, Register.com, Microsoft 365, Cisco, X-XSS-Protection, X-Content-Type-Options, Google Analytics and Apache.

What is Stewart EFI, LLC's email format?

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Stewart EFI, LLC's email format typically follows the pattern of FLast@stewartefi.com. Find more Stewart EFI, LLC email formats with LeadIQ.

When was Stewart EFI, LLC founded?

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Stewart EFI, LLC was founded in 1936.
Stewart EFI, LLC logo

Stewart EFI, LLC

ManufacturingConnecticut, United States51-200 Employees

Stewart EFI, LLC is a mid-sized manufacturing company specializing in precision metal stamping, with capabilities spanning deep drawn, progressive die stamping, slide forming, and automated assembly. It ships more than two billion parts annually for customers in automotive, electric vehicles, electrical, electronics, medical, consumer, and specialty batteries. The company is headquartered in Thomaston, Connecticut, and operates facilities in Thomaston, El Paso, and a joint venture in Hangzhou, China; its origins trace to a 1936 stamping firm and a 1964 eyelets manufacturer that combined in 2003 to form Stewart EFI.

It provides value-added services such as engineering support and prototype fabrication, complementing its stamping and assembly offerings. In 2017, a leadership reshuffle occurred at the El Paso facility, naming Manuel Campos as General Manager and Steven Tooker as Manufacturing Manager.

Section iconCompany Overview

Phone number
NAICS Code
31-33 - Manufacturing
Founded
1936
Employees
51-200

Section iconFunding & Financials

  • $50M - $100M

    Stewart EFI, LLC's revenue is estimated to be in the range of $50M - $100M

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