How many employees work at Siello?
Siello SAS has approximately 35 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Siello’s total headcount has grown 266.4% from 10 employees in 2023 to 35 in 2026.
Is Siello hiring right now?
No, Siello is not actively hiring. Siello had 0 active job postings in 2026, a 200.0% decline from 2025 — see job openings & hiring trends.
About Siello’s Workforce
Siello SAS is a Real Estate and Development company that employs 35 people worldwide as of March 2026. It is the 9th-largest by headcount among its peers. Founded in 2023, the company is headquartered in Saint-Denis, France.
Siello's workforce has grown 266.4% from 2023 to 2026, up 3.6% year over year in 2026. Its workforce is concentrated most in Western Europe (70.4%), followed by Central America and the Caribbean (9.6%) and Southern Europe (7.0%).
Siello's functional groups are Finance and Operations (51.6%), Engineering (29.8%), and Sales and Marketing (18.6%), with Finance and Operations growing fastest (up 5.7%). The average salary is $57,132, highest in Western Europe at a median of $52,000, down 4.6% year over year in 2026.
Siello'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.
Sourced from Revelio Labs workforce data.
- Headquarters
- Saint-Denis, France
- Founded
- 2023
- Industry
- Real Estate and Development
- Employees
- 35
- YoY
- +3.6% (+0)
As of March 2026
Siello workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Siello. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsSiello Annual Employee Count (2023-2026)
- Siello had 35 employees in 2026, a 3.6% increase from 2025.
- Siello had 32 employees in 2025, a 7.2% increase (-2) from 2024.
- Siello had 34 employees in 2024, a 8.9% increase (+15) from 2023.
- Siello had 19 employees in 2023, a 13.5% increase (+11) from 2022.
Siello's total workforce has grown from 10 employees in 2023 to 35 in 2026.
Siello SAS quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 35 | +0 | +3.6% |
| 2025 | Q4 | 32 | -2 | +7.2% |
| 2025 | Q3 | 33 | +3 | +11.1% |
| 2025 | Q2 | 34 | +15 | +8.2% |
| 2025 | Q1 | 35 | +18 | +8.4% |
| 2024 | Q4 | 34 | +15 | +8.9% |
| 2024 | Q3 | 30 | +14 | +10.1% |
| 2024 | Q2 | 19 | +9 | +21.6% |
| 2024 | Q1 | 17 | +9 | +24.5% |
| 2023 | Q4 | 19 | +11 | +13.5% |
| 2023 | Q3 | 16 | +9 | +16.1% |
| 2023 | Q2 | 10 | +3 | +0.0% |
See Siello's complete headcount history, including quarterly breakdowns.
Get the DataSiello Employee Count by Region (2026)
Western Europe accounts for the largest share of Siello's global workforce with approximately 70% of total employees, followed by Central America and the Caribbean and Southern Europe.
Siello employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 25 | 70.4% |
| Central America and the Caribbean | 3 | 9.6% |
| Southern Europe | 2 | 7.0% |
| Pacific Islands | 2 | 7.0% |
| South America | 2 | 6.1% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataSiello Employee Count by Department (2026)
Siello's employee groups are Finance and Operations (51.6%), Engineering (29.8%), and Sales and Marketing (18.6%).
Siello employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 18 | 51.6% |
| Engineering | 10 | 29.8% |
| Sales and Marketing | 6 | 18.6% |
Compare Siello's department mix to industry peers.
See Full DataSiello Employee Salary by Region (2026)
Siello's average employee salary is $57,132 globally. Employees in Western Europe receive the highest compensation.
Siello median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Western Europe | $52,000 |
Unlock salary by role, level, and city — and compare to Siello's industry peers.
Unlock Salary DataSiello Job Openings and Hiring Trends (2023-2026)
- Siello had 0 active job postings in 2026, a 200.0% decline from 2025.
- Siello had 0 active job postings in 2025, a 200.0% decline (-2) from 2024.
- Siello had 2 active job postings in 2024, a 0% no change from 2023.
- Siello had 2 active job postings in 2023, a 200.0% increase from 2022.
- Hiring velocity in 2026: 0 new roles/month, up from 0 in 2025 and 3 in 2024.
Siello'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 DataSimilar Companies
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Frequently Asked Questions About Siello
- How fast is Siello growing?
- In 2026, Siello's headcount grew 3.6% to 35 employees.
- See the full headcount history
- Where are Siello employees located?
- Most Siello employees are based in Western Europe (70.4% of headcount), followed by Central America and the Caribbean and Southern Europe.
- Explore where the workforce is based
- What is the average salary at Siello?
- The average employee salary at Siello is approximately $57.1k per year.
- Analyze the salary distribution
- How many new job postings does Siello open per year?
- In Q1 2026, Siello opened 0 new job postings. In 2025, Siello opened 1 new job postings — about 0 per month.
- Track hiring trends by role
- When was Siello founded and where is it headquartered?
- Siello was founded in 2023 and is headquartered in Saint-Denis, France.
- Compare Siello to industry peers
Speak with a workforce expert about Siello.
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