How many employees work at OSol?
O'Sol SAS has approximately 53 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. OSol’s total headcount has grown 10.3% from 48 employees in 2023 to 53 in 2026.
Is OSol hiring right now?
No, OSol is not actively hiring. OSol had 0 active job postings in 2026, a 200.0% decline from 2025 — see job openings & hiring trends.
About OSol’s Workforce
O'Sol SAS is an Energy and Resources company that employs 53 people worldwide as of March 2026. It is the 7th-largest by headcount among its peers. Founded in 2016, the company is headquartered in Metz, France.
OSol's workforce has grown 10.3% from 2023 to 2026, up 13.1% year over year in 2026. It fell to a low of 39 in 2025 Q2 before recovering. Its workforce is concentrated most in Western Europe (95.6%), followed by North America (4.4%).
OSol's functional groups are Engineering (51.1%), Finance and Operations (26.0%), and Sales and Marketing (22.9%), with Sales and Marketing growing fastest (up 42.4%). The average salary is $61,613, highest in Western Europe at a median of $64,000, up 10.5% year over year in 2026.
OSol's active job postings fell 200.0% in 2026 to 0, with new postings per month cooling from 2 in 2023 to 0 in 2026. Overall employee sentiment is negative but improving.
Sourced from Revelio Labs workforce data.
- Headquarters
- Metz, France
- Founded
- 2016
- Industry
- Energy and Resources
- Employees
- 53
- YoY
- +13.1% (+11)
As of March 2026
OSol workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for OSol. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsOSol Annual Employee Count (2023-2026)
- OSol had 53 employees in 2026, a 13.1% increase (+11) from 2025.
- OSol had 44 employees in 2025, a 0.8% increase (-2) from 2024.
- OSol had 46 employees in 2024, a 0% no change (+2) from 2023.
- OSol had 44 employees in 2023, a 3.4% increase (+6) from 2022.
OSol's total workforce has grown from 48 employees in 2023 to 53 in 2026.
O'Sol SAS quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 53 | +11 | +13.1% |
| 2025 | Q4 | 44 | -2 | +0.8% |
| 2025 | Q3 | 41 | -8 | -4.0% |
| 2025 | Q2 | 39 | -8 | -4.1% |
| 2025 | Q1 | 42 | +2 | +18.0% |
| 2024 | Q4 | 46 | +2 | -0.0% |
| 2024 | Q3 | 49 | +4 | +8.3% |
| 2024 | Q2 | 47 | -1 | -3.7% |
| 2024 | Q1 | 40 | -3 | -20.0% |
| 2023 | Q4 | 44 | +6 | +3.4% |
| 2023 | Q3 | 45 | +16 | +21.2% |
| 2023 | Q2 | 48 | +18 | +29.4% |
See OSol's complete headcount history, including quarterly breakdowns.
Get the DataOSol Employee Count by Region (2026)
Western Europe accounts for the largest share of OSol's global workforce with approximately 96% of total employees, followed by North America.
OSol employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 50 | 95.6% |
| North America | 2 | 4.4% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataOSol Employee Count by Department (2026)
OSol's employee groups are Engineering (51.1%), Finance and Operations (26.0%), and Sales and Marketing (22.9%).
OSol employees by department
| Department | Employees | % of Total |
|---|---|---|
| Engineering | 27 | 51.1% |
| Finance and Operations | 14 | 26.0% |
| Sales and Marketing | 12 | 22.9% |
Compare OSol's department mix to industry peers.
See Full DataOSol Employee Salary by Region (2026)
OSol's average employee salary is $61,613 globally. Employees in Western Europe receive the highest compensation.
OSol median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Western Europe | $64,000 |
Unlock salary by role, level, and city — and compare to OSol's industry peers.
Unlock Salary DataOSol Job Openings and Hiring Trends (2023-2026)
- OSol had 0 active job postings in 2026, a 200.0% decline (-1) from 2025.
- OSol had 1 active job postings in 2025, a 100.0% decline (-2) from 2024.
- OSol had 3 active job postings in 2024, a 40.0% increase (+1) from 2023.
- OSol had 2 active job postings in 2023, a 66.7% increase from 2022.
- Hiring velocity in 2026: 0 new roles/month, down from 1 in 2025 and 1 in 2024.
OSol's hiring is slowing: active job postings fell 200.0% in 2026 to 0, with new postings per month cooling from 2 in 2023 to 0 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataOSol Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across OSol's workforce based on public professional data. Overall sentiment is negative and has improved 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 OSol
- How fast is OSol growing?
- In 2026, OSol's headcount grew 13.1% to 53 employees, up from 42 in 2025.
- See the full headcount history
- Where are OSol employees located?
- Most OSol employees are based in Western Europe (95.6% of headcount), followed by North America.
- Explore where the workforce is based
- What is the average salary at OSol?
- The average employee salary at OSol is approximately $61.6k per year.
- Analyze the salary distribution
- How many new job postings does OSol open per year?
- In Q1 2026, OSol opened 0 new job postings. In 2025, OSol opened 7 new job postings — about 1 per month.
- Track hiring trends by role
- When was OSol founded and where is it headquartered?
- OSol was founded in 2016 and is headquartered in Metz, France.
- Compare OSol to industry peers
Speak with a workforce expert about OSol.
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