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LandMark Consultants, Inc. Employee Directory

Civil EngineeringCalifornia, United States11-50 Employees

LandMark Consultants, Inc. is a civil engineering firm that specializes in geotechnical and construction materials testing services in Southern California, serving Imperial, Riverside, and San Bernardino counties. The company was founded in 1987 in El Centro, with staff members operating together since 1982, and it has built a reputation for responsive, professional service. It is led by founder and CEO Jeffrey O. Lyon. 

The firm expanded by opening a Palm Desert branch in 1989, broadening its regional footprint. Described as a small- to mid-sized operation, LandMark emphasizes a personalized, small-company approach that aims to deliver practical, constructible, and cost-conscious geotechnical solutions, supported by a pattern of repeat business.

Find LandMark Consultants, Inc. employees' phone numbers or email addresses

LandMark Consultants, Inc. Global Highlights

Location
Employees

North America
13

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  • United States Of America
    13

Asia
1

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  • India
    1

LandMark Consultants, Inc.'s Leadership

  • President at LandMark Consultants, Inc.
    L. J.
    President
    Mobile Phone
  • Business Manager at LandMark Consultants, Inc.
    D. A.
    Business Manager
    Mobile Phone
  • Construction Manager at LandMark Consultants, Inc.
    T. B.
    Construction Manager
    Mobile Phone
  • Principal at LandMark Consultants, Inc.
    T. H.
    Principal
    Mobile Phone
  • Registered Nurse at LandMark Consultants, Inc.
    D. P.
    Registered Nurse
    Mobile Phone
  • Design Engineer at LandMark Consultants, Inc.
    T. P.
    Design Engineer
    Mobile Phone

LandMark Consultants, Inc. Employee Metrics

100%
50%
0%
2026
2025
  • Arts & Design
  • Biotechnology
  • Other

Contact profiles from LandMark Consultants, Inc.

Name
Title
Contact
Location
Last Update
  • President at LandMark Consultants, Inc.
    L. J.
    President
    Mobile Phone
    Oct 23, 2024
  • Business Manager at LandMark Consultants, Inc.
    D. A.
    Business Manager
    Mobile Phone
    May 14, 2024
  • Construction Manager at LandMark Consultants, Inc.
    T. B.
    Construction Manager
    Mobile Phone
    Oct 18, 2024
  • Principal at LandMark Consultants, Inc.
    T. H.
    Principal
    Mobile Phone
    Oct 18, 2024
  • Registered Nurse at LandMark Consultants, Inc.
    D. P.
    Registered Nurse
    Mobile Phone
    Oct 23, 2024
  • Design Engineer at LandMark Consultants, Inc.
    T. P.
    Design Engineer
    Mobile Phone
    Apr 23, 2025

Frequently Asked Questions

What is LandMark Consultants, Inc. known for?

Minus sign iconPlus sign iconLandMark Consultants, Inc. operates in the Civil Engineering industry. You can contact LandMark Consultants, Inc.'s main corporate office by phone at
+1-760-370-****
. Explore LandMark Consultants, Inc.'s company overview page for more information.

What is LandMark Consultants, Inc.'s most common email format?

Minus sign iconPlus sign iconLandMark Consultants, Inc. employees' email format typically follows the pattern of FLast@landmark-ca.com. Trying to find reliable and up-to-date employee contact data? Find more LandMark Consultants, Inc. email formats with LeadIQ.

How many employees does LandMark Consultants, Inc. have currently?

Minus sign iconPlus sign iconLandMark Consultants, Inc. has approximately 20 employees as of September 2026. These team members are located across 2 continents, including North America and Asia.

Who are LandMark Consultants, Inc.'s key employees and leadership?

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As of September 2026, LandMark Consultants, Inc.'s key employees include:

  • President: L. J.
  • Business Manager: D. A.
  • Construction Manager: T. B.
  • Principal: T. H.
  • Registered Nurse: D. P.

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