Where are INTERRA, Inc. employees located globally?

INTERRA, Inc. has employees across 1 continents and 1 countries including United States Of America.

How has INTERRA, Inc.'s team size changed over time?

INTERRA, Inc.'s team has decreased from approximately 27 to 26 employees based on available data.

INTERRA, Inc. Employee Directory

Q: Who are INTERRA, Inc.'s key employees and leadership?

INTERRA, Inc.'s key employees include: President: A. C..

Civil EngineeringIllinois, United States11-50 Employees

INTERRA, Inc. is a civil engineering firm based in Bolingbrook, Illinois, that provides geotechnical, environmental, and material testing and inspection services for transportation, buildings, and other civil infrastructure projects. The company serves a diverse client base that includes state highway departments, federal agencies, municipalities, Fortune 500 companies, healthcare organizations, construction firms, and commercial property owners. Founded in 1996 as Great Lakes Soil & Environmental Consultants, Inc., the firm later adopted the INTERRA name and emphasizes long-term client relationships and reliable data to support project decisions. With 11 to 50 employees, INTERRA operates throughout the United States. The company has received industry recognition, including the 2020 HACIA DBE Professional Services Firm of the Year Award and the USMCA Minority Engineering Firm of the Year Award in 2018.

INTERRA, Inc. Global Highlights

North America
30

United States Of America
30

INTERRA, Inc.'s Leadership

A. C.
President
Mobile Phone
Email
S. R.
Vice President
Mobile Phone
Email
A. W.
Field Technician
Mobile Phone
Email
M. J.
Materials Coordinator
Mobile Phone
Email

INTERRA, Inc. Employee Metrics

100%

50%

0%

2026

2025

Arts & Design
Civil Engineering & Construction
Engineering
Program & Project Management
Administrative
Other
Accounting

Contact profiles from INTERRA, Inc.

Name

Title

Contact Info

Location

Last Update

A. C.
President
Mobile Phone
Email
Oct 16, 2024
S. R.
Vice President
Mobile Phone
Email
Oct 23, 2024
A. W.
Field Technician
Mobile Phone
Email
Oct 21, 2024
M. J.
Materials Coordinator
Mobile Phone
Email
Oct 23, 2024

Frequently Asked Questions

What is INTERRA, Inc. known for?

INTERRA, Inc. was founded in 1996 operates in the Civil Engineering industry; you can contact the main corporate office by phone at

+1-408-573-****

. Explore INTERRA, Inc.'s company overview page for more information.

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

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

How many employees does INTERRA, Inc. have currently?

INTERRA, Inc. has approximately 44 employees as of July 2026. These team members are located across 1 continents, including North America.

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

As of July 2026, INTERRA, Inc.'s key employees include:

President: A. C.
Vice President: S. R.
Field Technician: A. W.
Materials Coordinator: M. J.

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INTERRA, Inc. Employee Directory

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