How many employees work at NSI Groupe?

NSI Groupe SARL has approximately 340 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. NSI Groupe’s total headcount has grown 64.8% from 207 employees in 2023 to 340 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published August 2026

Is NSI Groupe hiring right now?

Yes, NSI Groupe is actively hiring. NSI Groupe had 75 active job postings in 2026, a 36.1% decline from 2025 — see job openings & hiring trends.

About NSI Groupe’s Workforce

NSI Groupe SARL is an Environmental Services company that employs 340 people worldwide as of March 2026. It is the 7th-largest by headcount among its peers. Founded in 2011, the company is headquartered in Bruay-sur-l'Escaut, France.

NSI Groupe's workforce has grown 64.8% from 2023 to 2026, up 2.6% year over year in 2026. Its workforce is concentrated most in Western Europe (98.1%), followed by South America (0.8%) and North America (0.5%).

NSI Groupe's functional groups are Finance and Operations (45.5%), Engineering (35.1%), and Sales and Marketing (19.4%), with Engineering growing fastest (up 15.3%). The average salary is $44,350, highest in Western Europe at a median of $36,000, up 1.2% year over year in 2026.

NSI Groupe's active job postings fell 36.1% in 2026 to 75, with new postings per month climbing from 36 in 2023 to 57 in 2026. Overall employee sentiment is negative and declining.

Sourced from Revelio Labs workforce data.

Headquarters
Bruay-sur-l'Escaut, France
Founded
2011
Industry
Environmental Services
Employees
340
YoY
+2.6% (+47)

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NSI Groupe Annual Employee Count (2023-2026)

Interactive chart of NSI Groupe annual worldwide employee count from 2023 to 2026.
  • NSI Groupe had 340 employees in 2026, a 2.6% increase (+47) from 2025.
  • NSI Groupe had 331 employees in 2025, a 2.6% decline (+57) from 2024.
  • NSI Groupe had 274 employees in 2024, a 3.0% increase (+45) from 2023.
  • NSI Groupe had 229 employees in 2023, a 5.5% increase (+32) from 2022.

NSI Groupe's total workforce has grown from 207 employees in 2023 to 340 in 2026.

NSI Groupe SARL quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q1340+47+2.6%
2025Q4331+57-2.6%
2025Q3316+59-0.6%
2025Q2320+78+0.4%
2025Q1293+64+0.8%
2024Q4274+45+3.0%
2024Q3257+46+4.8%
2024Q2242+35+9.6%
2024Q1229+32+5.1%
2023Q4229+32+5.5%
2023Q3211+18+0.3%
2023Q2207+13-4.1%

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NSI Groupe Employee Count by Region (2026)

Western Europe accounts for the largest share of NSI Groupe's global workforce with approximately 98% of total employees, followed by South America and North America.

NSI Groupe employees by region

RegionEmployees% of Total
Western Europe33498.1%
South America30.8%
North America20.5%
North Africa20.5%

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NSI Groupe Employee Count by Department (2026)

NSI Groupe's employee groups are Finance and Operations (45.5%), Engineering (35.1%), and Sales and Marketing (19.4%).

NSI Groupe employees by department

DepartmentEmployees% of Total
Finance and Operations15545.5%
Engineering11935.1%
Sales and Marketing6619.4%

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NSI Groupe Employee Salary by Region (2026)

NSI Groupe's average employee salary is $44,350 globally. Employees in Western Europe receive the highest compensation.

NSI Groupe median employee salary by region (USD)

RegionMedian Salary
Western Europe$36,000

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NSI Groupe Job Openings and Hiring Trends (2023-2026)

Interactive chart of NSI Groupe annual active job postings from 2023 to 2026.
  • NSI Groupe had 75 active job postings in 2026, a 36.1% decline (+13) from 2025.
  • NSI Groupe had 62 active job postings in 2025, a 43.0% decline (-34) from 2024.
  • NSI Groupe had 96 active job postings in 2024, a 34.1% increase (+28) from 2023.
  • NSI Groupe had 68 active job postings in 2023, a 95.7% increase from 2022.
  • Hiring velocity in 2026: 57 new roles/month, down from 71 in 2025 and 64 in 2024.

NSI Groupe's active job postings fell 36.1% in 2026 to 75, with new postings per month climbing from 36 in 2023 to 57 in 2026.

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NSI Groupe Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across NSI Groupe's workforce based on public professional data. Overall sentiment is negative and has declined year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About NSI Groupe

How fast is NSI Groupe growing?
In 2026, NSI Groupe's headcount grew 2.6% to 340 employees, up from 293 in 2025.
See the full headcount history
Where are NSI Groupe employees located?
Most NSI Groupe employees are based in Western Europe (98.1% of headcount), followed by South America and North America.
Explore where the workforce is based
What is the average salary at NSI Groupe?
The average employee salary at NSI Groupe is approximately $44.4k per year.
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How many new job postings does NSI Groupe open per year?
In Q1 2026, NSI Groupe opened 172 new job postings. In 2025, NSI Groupe opened 853 new job postings — about 71 per month.
Track hiring trends by role
When was NSI Groupe founded and where is it headquartered?
NSI Groupe was founded in 2011 and is headquartered in Bruay-sur-l'Escaut, France.
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