How many employees work at Terracon Consultants?

Terracon Consultants, Inc. has 8,125 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 8.3%.

Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025

About Terracon Consultants

Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients. Since 1965, Terracon has evolved into a successful multi-discipline firm specializing in environmental, facilities, geotechnical, and materials services. Terracon has achieved significant expansion through both internal growth and acquisitions. Terracon currently has more than 6,000 employees in more than 175 locations nationwide. Additionally, we partner with our U.S. clients to serve their international needs. Terracon’s growth is due to dedicated employees who are responsive to clients, provide quality services, and take advantage of opportunities in the marketplace. Terracon provides services on thousands of projects each year. Our culture, systems, and structure enable us to excel at both small and large projects. By combining our national resources with specific local area expertise, we consistently overcome obstacles and deliver the results our clients expect. Terracon serves a diverse portfolio of private and public clients. By being responsive, resourceful, and reliable, we strive to exceed our clients’ expectations for service, solutions, quality, and speed of delivery. Based on a deep understanding of our clients’ needs, our commitment is centered around these key objectives. To view our LinkedIn page guidelines, please visit: http://www.terracon.com/social-media-rules/

As of September 2025

Terracon Consultants
workforce metrics

Headcount

8.1k

Avg. Salary

$83.5k

Tenure

5.2yr

Growth Rate

8.3%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of Terracon Consultants annual worldwide employee count from 2023 to 2025.

  • Terracon Consultants total number of employees in 2025 was 8,161.999, a 8.3% increase from 2024.
  • Terracon Consultants total number of employees in 2024 was 7,455.102, a 3.7% increase from 2023.
  • Terracon Consultants total number of employees in 2023 was 7,162.665, a 4.4% increase from 2022.

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Employee Geographic Breakdown

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Employee Role Breakdown

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Employee Compensation

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Active Job Postings

Interactive chart of Terracon Consultants annual active job postings from 2023 to 2025.

  • Terracon Consultants active job postings in 2025 was 5,696, a 14.9% increase from 2024.
  • Terracon Consultants active job postings in 2024 was 4,783, a 8.0% decline from 2023.
  • Terracon Consultants active job postings in 2023 was 5,183, a 21.9% increase from 2022.

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Employee Sentiment

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