How many employees work at GZA GeoEnvironmental, Inc.?
GZA GeoEnvironmental, Inc. has 1,037 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 5.3%.
Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025
About GZA GeoEnvironmental, Inc.
Founded in 1964 as a soils and foundations specialty consultant, GZA GeoEnvironmental, Inc. (GZA) has grown into a full-service company providing its clients with highly diversified technical services supporting our core practice areas. GZA employs over 650 engineers, scientists, and technical support staff in 32 offices throughout the U.S. With a legacy of experience in geotechnical and environmental engineering, GZA's core offerings include water, ecology, and construction management services.
As of September 2025
GZA GeoEnvironmental, Inc.
workforce metrics
Headcount
1k
Avg. Salary
$113.9k
Tenure
7.4yr
Growth Rate
5.3%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of GZA GeoEnvironmental, Inc. annual worldwide employee count from 2023 to 2025.
- GZA GeoEnvironmental, Inc. total number of employees in 2025 was 1,015.967, a 5.3% increase from 2024.
- GZA GeoEnvironmental, Inc. total number of employees in 2024 was 954.452, a 2.7% increase from 2023.
- GZA GeoEnvironmental, Inc. total number of employees in 2023 was 929.889, a 0.9% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of GZA GeoEnvironmental, Inc. annual active job postings from 2023 to 2025.
- GZA GeoEnvironmental, Inc. active job postings in 2025 was 166, a 35.2% decline from 2024.
- GZA GeoEnvironmental, Inc. active job postings in 2024 was 153, a 17.9% decline from 2023.
- GZA GeoEnvironmental, Inc. active job postings in 2023 was 183, a 8.9% decline from 2022.
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Employee Sentiment
Sentiment Topics
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