Lettis Consultants International, Inc. Employee Directory

Civil EngineeringUnited States11-50 Employees

Lettis Consultants International, Inc. is an earth science company formed in 2011 by a group of the industry's leading geologists, seismologists and engineers specializing in engineering geology, seismic and natural hazard investigations. Our professionals bring the methods, technical expertise and focus on quality developed from decades of consulting experience to meet our clients' objectives.

Lettis Consultants International, Inc. (LCI)  offers high-technology, innovative Earth science consulting services to clients around the world.  LCI geologists, seismologists, and engineers have comprehensive worldwide experience providing earthquake hazard analyses, engineering geology and geotechnical services, water resources expertise, and licensing and regulatory strategy and compliance. We have conducted numerous state-of-the-art studies in support of seismic analysis and design for critical facilities (pipelines, dams, nuclear plants, penstocks, hospitals, commercial buildings, bridges). Our professionals bring the methods, technical expertise and focus on quality developed from decades of consulting experience to meet our clients’ objectives in a manner that reflects our strong belief that good science and good engineering result in the best informed decision-making for facility owners and operators.

LCI is a California and Federal certified small business enterprise.

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

Lettis Consultants International, Inc. Global Highlights

Location
Employees

North America
52

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  • United States Of America
    52

Oceania
1

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  • New Zealand
    1

Lettis Consultants International, Inc.'s Leadership

  • Stylized image of a person
    J. K.
    Controller
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  • Stylized image of a person
    L. G.
    Quality Assurance Manager
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  • Stylized image of a person
    A. Z.
    Principal Engineer
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  • Stylized image of a person
    R. C.
    Senior Project Engineer
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  • Stylized image of a person
    A. S.
    Principal Engineer
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  • Stylized image of a person
    R. C.
    Principal Geologist
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  • Stylized image of a person
    C. B.
    Staff Geologist
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  • Stylized image of a person
    L. W.
    Billing Specialist - Gilbert, Az
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Contact profiles from Lettis Consultants International, Inc.

Name
Title
Contact Info
Location
Last Update
  • Stylized image of a person
    J. K.
    Controller
    Phone icon
    Oct 23, 2024
  • Stylized image of a person
    L. G.
    Quality Assurance Manager
    Phone icon
    Oct 22, 2024
  • Stylized image of a person
    A. Z.
    Principal Engineer
    Phone icon
    Bay
    Oct 17, 2025
  • Stylized image of a person
    R. C.
    Senior Project Engineer
    Phone icon
    United StatesColorado
    Nov 19, 2025
  • Stylized image of a person
    A. S.
    Principal Engineer
    Phone icon
    United StatesColorado
    Nov 20, 2025
  • Stylized image of a person
    R. C.
    Principal Geologist
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    UNITED STATES
    Oct 23, 2024
  • Stylized image of a person
    C. B.
    Staff Geologist
    Phone icon
    Oct 20, 2025
  • Stylized image of a person
    L. W.
    Billing Specialist - Gilbert, Az
    Phone icon
    United StatesArizona
    Oct 22, 2024
  • Stylized image of a person
    M. W.
    Office Administrator
    Phone icon
    Oct 17, 2024
  • Stylized image of a person
    R. M.
    Engineering Research
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    Oct 23, 2024

Frequently Asked Questions

What is Lettis Consultants International, Inc. known for?

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Lettis Consultants International, Inc. was founded in 2011 operates in the Civil Engineering industry. The company's main headquarters is located in 1000 Burnett, Suite 350, Concord, California 94520, US; you can contact the main corporate office by phone at . Explore Lettis Consultants International, Inc.'s company overview page for more information.

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

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Lettis Consultants International, Inc. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Lettis Consultants International, Inc. email formats with LeadIQ.

How many employees does Lettis Consultants International, Inc. have currently?

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Lettis Consultants International, Inc. has approximately 40 employees as of December 2025. These team members are located across 2 continents, including North AmericaOceania.

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

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As of December 2025, Lettis Consultants International, Inc.'s key employees include:

  • Controller: J. K.
  • Quality Assurance Manager: L. G.
  • Principal Engineer: A. Z.
  • Senior Project Engineer: R. C.
  • Principal Engineer: A. S.

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