How many employees work at Groundwater?
Groundwater & Environmental Services, Inc. has 523 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 9.0%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Groundwater
We are Groundwater & Environmental Services, Inc. , better known as GES. We are scientists, engineers, consultants, and hands-on technical specialists. More important, we're innovators, problem solvers, and trusted partners to the organizations that count on us to tackle their most pressing environmental challenges. GES provides integrated environmental planning, assessment, remediation, engineering, permitting, and compliance solutions with your business goals in mind. That's our approach, and it's been proven effective over our 35+ years as a client-driven environmental consultant and contractor. GESonline.com twitter.com/GESofficial
As of December 2025
Groundwater
workforce metrics
Headcount
523
Avg. Salary
$101.4k
Tenure
7.9yr
Growth Rate
9.0%
Hiring Rate
Attrition Rate
For even more metrics data,
reach out to our sales team.
Employee Headcount
Interactive chart of Groundwater annual worldwide employee count from 2023 to 2025.
- Groundwater total number of employees in 2025 was 523, a 9.0% increase from 2024.
- Groundwater total number of employees in 2024 was 478, a 2.0% increase from 2023.
- Groundwater total number of employees in 2023 was 469, a 2.7% increase from 2022.
Would you like to see the latest employee headcount data?
Employee Geographic Breakdown
Would you like to see the latest employee geographic data?
Active Job Postings
Interactive chart of Groundwater annual active job postings from 2023 to 2025.
- Groundwater active job postings in 2025 was 38, a 21.2% decline from 2024.
- Groundwater active job postings in 2024 was 47, a 44.2% increase from 2023.
- Groundwater active job postings in 2023 was 30, a 23.5% decline from 2022.
Would you like to see the latest active job postings data?
Employee Sentiment
Sentiment Topics
Would you like to see the latest employee sentiment data?