How many employees work at Alterea?
Alterea SASU has approximately 444 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Alterea’s total headcount has declined 25.1% from 593 employees in 2023 to 444 in 2026.
Is Alterea hiring right now?
Yes, Alterea is actively hiring. Alterea had 69 active job postings in 2026, a 15.6% increase from 2025 — see job openings & hiring trends.
About Alterea’s Workforce
Alterea SASU is an Engineering and Construction Services company that employs 444 people worldwide as of March 2026. It is the 10th-largest by headcount among its peers. Founded in 2004, the company is headquartered in Nantes, France.
Alterea's workforce has declined 25.1% from 2023 to 2026, down 9.6% year over year in 2026. It fell to a low of 441 in 2025 Q3 before recovering. Its workforce is concentrated most in Western Europe (98.2%), followed by South Asia (0.8%) and South America (0.4%).
Alterea's functional groups are Finance and Operations (42.8%), Sales and Marketing (30.8%), and Engineering (26.4%), with Finance and Operations growing fastest (up 2.0%). The average salary is $51,014, highest in Western Europe at a median of $45,000, up 7.1% year over year in 2026.
Alterea's active job postings rose 15.6% in 2026 to 69, with new postings per month cooling from 95 in 2023 to 21 in 2026. Overall employee sentiment is negative and declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Nantes, France
- Founded
- 2004
- Industry
- Engineering and Construction Services
- Employees
- 444
- YoY
- -9.6% (-66)
As of March 2026
Alterea workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Alterea. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsAlterea Annual Employee Count (2023-2026)
- Alterea had 444 employees in 2026, a 9.6% decline (-66) from 2025.
- Alterea had 449 employees in 2025, a 11.4% decline (-102) from 2024.
- Alterea had 551 employees in 2024, a 0.8% increase (-7) from 2023.
- Alterea had 558 employees in 2023, a 4.7% increase (-8) from 2022.
Alterea's total workforce has grown from 441 employees in 2025 to 444 in 2026. Alterea's headcount peaked at 593 in 2023 before declining in 2025 and recovering through 2026.
Alterea SASU quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 444 | -66 | -9.6% |
| 2025 | Q4 | 449 | -102 | -11.4% |
| 2025 | Q3 | 441 | -132 | -13.8% |
| 2025 | Q2 | 471 | -100 | -9.5% |
| 2025 | Q1 | 510 | -73 | -7.6% |
| 2024 | Q4 | 551 | -7 | +0.8% |
| 2024 | Q3 | 573 | -3 | +5.0% |
| 2024 | Q2 | 571 | -22 | +2.3% |
| 2024 | Q1 | 583 | -16 | +3.3% |
| 2023 | Q4 | 558 | -8 | +4.7% |
| 2023 | Q3 | 576 | +12 | +4.2% |
| 2023 | Q2 | 593 | +37 | +5.7% |
See Alterea's complete headcount history, including quarterly breakdowns.
Get the DataAlterea Employee Count by Region (2026)
Western Europe accounts for the largest share of Alterea's global workforce with approximately 98% of total employees, followed by South Asia and South America.
Alterea employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 432 | 98.2% |
| South Asia | 3 | 0.8% |
| South America | 2 | 0.4% |
| Southern Europe | 2 | 0.4% |
| North America | 1 | 0.2% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataAlterea Employee Count by Department (2026)
Alterea's employee groups are Finance and Operations (42.8%), Sales and Marketing (30.8%), and Engineering (26.4%).
Alterea employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 190 | 42.8% |
| Sales and Marketing | 137 | 30.8% |
| Engineering | 117 | 26.4% |
Compare Alterea's department mix to industry peers.
See Full DataAlterea Employee Salary by Region (2026)
Alterea's average employee salary is $51,014 globally. Employees in Western Europe receive the highest compensation.
Alterea median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Western Europe | $45,000 |
Unlock salary by role, level, and city — and compare to Alterea's industry peers.
Unlock Salary DataAlterea Job Openings and Hiring Trends (2023-2026)
- Alterea had 69 active job postings in 2026, a 15.6% increase (-36) from 2025.
- Alterea had 105 active job postings in 2025, a 5.9% increase (+6) from 2024.
- Alterea had 99 active job postings in 2024, a 80.4% decline (-133) from 2023.
- Alterea had 232 active job postings in 2023, a 92.7% increase from 2022.
- Hiring velocity in 2026: 21 new roles/month, down from 41 in 2025 and 99 in 2024.
Alterea's active job postings rose 15.6% in 2026 to 69, with new postings per month cooling from 95 in 2023 to 21 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataAlterea Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Alterea'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 Alterea
- How fast is Alterea growing?
- In 2026, Alterea's headcount shrank 9.6% to 444 employees, down from 510 in 2025.
- See the full headcount history
- Where are Alterea employees located?
- Most Alterea employees are based in Western Europe (98.2% of headcount), followed by South Asia and South America.
- Explore where the workforce is based
- What is the average salary at Alterea?
- The average employee salary at Alterea is approximately $51k per year.
- Analyze the salary distribution
- How many new job postings does Alterea open per year?
- In Q1 2026, Alterea opened 63 new job postings. In 2025, Alterea opened 487 new job postings — about 41 per month.
- Track hiring trends by role
- When was Alterea founded and where is it headquartered?
- Alterea was founded in 2004 and is headquartered in Nantes, France.
- Compare Alterea to industry peers
Speak with a workforce expert about Alterea.
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