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Signet Testing Laboratories, Inc. Employee Directory

ConstructionCalifornia, United States11-50 Employees

Signet Testing Laboratories, Inc. (Signet/STL) is a California-based construction-focused materials testing and inspection firm. A Delaware corporation and wholly owned subsidiary of United Engineering Resources, Inc., Signet has operated since 1966, establishing a long-standing presence in the state and building a reputation for professional and quality services. The company serves a broad range of markets, including business parks, commercial and industrial facilities, power and renewable energy projects, water and sewer treatment facilities, educational institutions, roadways and transportation infrastructure, civic centers, and parking structures. Based in Hayward, Signet emphasizes inspection and testing capabilities as a core offering, supporting projects across multiple sectors of the built environment with an emphasis on independent verification and technical reliability.

Find Signet Testing Laboratories, Inc. employees' phone numbers or email addresses

Signet Testing Laboratories, Inc. Global Highlights

Location
Employees

North America
36

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  • United States Of America
    36

Signet Testing Laboratories, Inc.'s Leadership

  • Stylized image of a person
    D. P.
    Chief Financial Officer
    Mobile Phone
  • Stylized image of a person
    D. L.
    President
    Mobile Phone
  • Stylized image of a person
    R. H.
    Senior Vice President, Business Development
    Mobile Phone
  • Stylized image of a person
    S. D.
    Operations Manager
    Mobile Phone

Signet Testing Laboratories, Inc. Employee Metrics

100%
50%
0%
2026
2025
  • Civil Engineering & Construction
  • Program & Project Management
  • Administrative
  • Quality Assurance
  • Other
  • Business Development
  • Manufacturing

Contact profiles from Signet Testing Laboratories, Inc.

Name
Title
Contact
Location
Last Update
  • Stylized image of a person
    D. L.
    President
    Mobile Phone
    Oct 17, 2024
  • Stylized image of a person
    D. P.
    Chief Financial Officer
    Mobile Phone
    Oct 17, 2024
  • Stylized image of a person
    R. H.
    Senior Vice President, Business Development
    Mobile Phone
    Oct 18, 2024
  • Stylized image of a person
    S. D.
    Operations Manager
    Mobile Phone
    Bay
    May 31, 2026

Frequently Asked Questions

What is Signet Testing Laboratories, Inc. known for?

Minus sign iconPlus sign iconSignet Testing Laboratories, Inc. was founded in 1966 operates in the Construction industry. Explore Signet Testing Laboratories, Inc.'s company overview page for more information.

What is Signet Testing Laboratories, Inc.'s most common email format?

Minus sign iconPlus sign iconSignet Testing Laboratories, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Signet Testing Laboratories, Inc. email formats with LeadIQ.

How many employees does Signet Testing Laboratories, Inc. have currently?

Minus sign iconPlus sign iconSignet Testing Laboratories, Inc. has approximately 36 employees as of August 2026. These team members are located across 1 continents, including North America.

Who are Signet Testing Laboratories, Inc.'s key employees and leadership?

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As of August 2026, Signet Testing Laboratories, Inc.'s key employees include:

  • Chief Financial Officer: D. P.
  • President: D. L.
  • Senior Vice President, Business Development: R. H.
  • Operations Manager: S. D.

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