How many employees work at Onet SA?
Onet SA has approximately 22,232 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Onet SA’s total headcount has grown 0.7% from 22,078 employees in 2023 to 22,232 in 2026.
Is Onet SA hiring right now?
Yes, Onet SA is actively hiring. Onet SA had 2,947 active job postings in 2026, a 40.8% increase from 2025 — see job openings & hiring trends.
About Onet SA’s Workforce
Onet SA is an Environmental Services company that employs 22,232 people worldwide as of March 2026. It is the 2nd-largest by headcount among its peers. Founded in 1959, the company is headquartered in Marseille, France.
Onet SA's workforce has grown 0.7% from 2023 to 2026, though it is down 0.3% year over year in 2026. Its workforce is concentrated most in Western Europe (75.1%), followed by South America (18.6%) and Southern Europe (4.2%).
Onet SA's functional groups are Finance and Operations (46.8%), Engineering (29.6%), and Sales and Marketing (23.6%). The average salary is $29,845, ranging from a median of $92,000 in North America to $6,000 in South America, up 1.0% year over year in 2026.
Onet SA's active job postings rose 40.8% in 2026 to 2,947, with new postings per month climbing from 1,075 in 2023 to 1,342 in 2026. Overall employee sentiment is negative and declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Marseille, France
- Founded
- 1959
- Industry
- Environmental Services
- Employees
- 22,232
- YoY
- -0.3% (+200)
As of March 2026
Onet SA workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Onet SA. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsOnet SA Annual Employee Count (2023-2026)
- Onet SA had 22,232 employees in 2026, a 0.3% decline (+200) from 2025.
- Onet SA had 22,202 employees in 2025, a 0% no change (+225) from 2024.
- Onet SA had 21,977 employees in 2024, a 0% no change (-8) from 2023.
- Onet SA had 21,985 employees in 2023, a 0.7% increase (+87) from 2022.
Onet SA's total workforce has grown from 21,977 employees in 2024 to 22,232 in 2026. Onet SA's headcount peaked at 22,536 in 2024 before declining in 2024 and recovering through 2025 and 2026.
Onet SA quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 22,232 | +200 | -0.3% |
| 2025 | Q4 | 22,202 | +225 | -0.0% |
| 2025 | Q3 | 22,166 | +12 | -0.4% |
| 2025 | Q2 | 22,231 | -305 | -0.6% |
| 2025 | Q1 | 22,032 | -167 | -0.1% |
| 2024 | Q4 | 21,977 | -8 | +0.0% |
| 2024 | Q3 | 22,154 | +158 | +0.6% |
| 2024 | Q2 | 22,536 | +458 | +1.3% |
| 2024 | Q1 | 22,199 | +349 | +0.9% |
| 2023 | Q4 | 21,985 | +87 | +0.7% |
| 2023 | Q3 | 21,996 | +94 | +0.8% |
| 2023 | Q2 | 22,078 | -96 | +0.5% |
See Onet SA's complete headcount history, including quarterly breakdowns.
Get the DataOnet SA Employee Count by Region (2026)
Western Europe accounts for the largest share of Onet SA's global workforce with approximately 75% of total employees, followed by South America and Southern Europe.
Onet SA employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 16,605 | 75.1% |
| South America | 4,116 | 18.6% |
| Southern Europe | 919 | 4.2% |
| North America | 122 | 0.6% |
| Central America and the Caribbean | 87 | 0.4% |
| North Africa | 52 | 0.2% |
| Sub-Saharan Africa | 49 | 0.2% |
| South Asia | 37 | 0.2% |
| Northern Europe | 26 | 0.1% |
| Eastern Europe | 26 | 0.1% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataOnet SA Employee Count by Department (2026)
Onet SA's employee groups are Finance and Operations (46.8%), Engineering (29.6%), and Sales and Marketing (23.6%).
Onet SA employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 10,064 | 46.8% |
| Engineering | 6,361 | 29.6% |
| Sales and Marketing | 5,060 | 23.6% |
Compare Onet SA's department mix to industry peers.
See Full DataOnet SA Employee Salary by Region (2026)
Onet SA's average employee salary is $29,845 globally. Employees in North America receive the highest compensation, with median pay approximately 3.1x the global average. Pay is lowest in South America, at a median of $6,000.
Onet SA median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $92,000 |
| East Asia | $50,000 |
| Northern Europe | $43,000 |
| Pacific Islands | $39,000 |
| Western Europe | $28,000 |
| Eastern Europe | $20,000 |
| Southern Europe | $18,000 |
| Central America and the Caribbean | $17,000 |
| Central and Western Asia | $13,000 |
| Sub-Saharan Africa | $12,000 |
| North Africa | $10,000 |
| Southeast Asia | $7,000 |
| South Asia | $6,000 |
| South America | $6,000 |
Unlock salary by role, level, and city — and compare to Onet SA's industry peers.
Unlock Salary DataOnet SA Job Openings and Hiring Trends (2023-2026)
- Onet SA had 2,947 active job postings in 2026, a 40.8% increase (+694) from 2025.
- Onet SA had 2,253 active job postings in 2025, a 12.2% increase (+260) from 2024.
- Onet SA had 1,993 active job postings in 2024, a 2.4% decline (-48) from 2023.
- Onet SA had 2,041 active job postings in 2023, a 82.6% increase from 2022.
- Hiring velocity in 2026: 1,342 new roles/month, down from 1,445 in 2025 and 1,770 in 2024.
Onet SA's hiring is accelerating: active job postings rose 40.8% in 2026 to 2,947, with new postings per month climbing from 1,075 in 2023 to 1,342 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataOnet SA Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Onet SA's workforce based on public professional data. Overall sentiment is negative and has declined year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
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Frequently Asked Questions About Onet SA
- How fast is Onet SA growing?
- In 2026, Onet SA's headcount shrank 0.3% to 22,232 employees, up from 22,032 in 2025.
- See the full headcount history
- Where are Onet SA employees located?
- Most Onet SA employees are based in Western Europe (75.1% of headcount), followed by South America and Southern Europe.
- Explore where the workforce is based
- What is the average salary at Onet SA?
- The average employee salary at Onet SA is approximately $29.8k per year.
- Analyze the salary distribution
- How many new job postings does Onet SA open per year?
- In Q1 2026, Onet SA opened 4,026 new job postings. In 2025, Onet SA opened 17,340 new job postings — about 1,445 per month.
- Track hiring trends by role
- When was Onet SA founded and where is it headquartered?
- Onet SA was founded in 1959 and is headquartered in Marseille, France.
- Compare Onet SA to industry peers
Speak with a workforce expert about Onet SA.
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