How many employees work at Koster HeizungLuftung?
Koster AG, Heizung/Lüftung has approximately 209 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Koster HeizungLuftung’s total headcount has declined 8.4% from 228 employees in 2023 to 209 in 2026.
Is Koster HeizungLuftung hiring right now?
Yes, Koster HeizungLuftung is actively hiring. Koster HeizungLuftung had 185 active job postings in 2026, a 20.2% increase from 2025 — see job openings & hiring trends.
About Koster HeizungLuftung’s Workforce
Koster AG, Heizung/Lüftung is an Engineering and Construction Services company that employs 209 people worldwide as of March 2026. It is the 8th-largest by headcount among its peers. Founded in 1967, the company is headquartered in Zuerich, Switzerland.
Koster HeizungLuftung's workforce has declined 8.4% from 2023 to 2026, though it is up 0.1% year over year in 2026. It fell to a low of 197 in 2025 Q1 before recovering. Its workforce is concentrated most in Western Europe (100.0%).
Koster HeizungLuftung's functional groups are Finance and Operations (47.9%), Engineering (31.9%), and Sales and Marketing (20.2%), with Sales and Marketing growing fastest (up 9.1%). The average salary is $71,558, highest in Western Europe at a median of $70,000, down 1.6% year over year in 2026.
Koster HeizungLuftung's active job postings rose 20.2% in 2026 to 185, with new postings per month climbing from 1 in 2023 to 54 in 2026. Overall employee sentiment is positive and broadly stable.
Sourced from Revelio Labs workforce data.
- Headquarters
- Zuerich, Switzerland
- Founded
- 1967
- Industry
- Engineering and Construction Services
- Employees
- 209
- YoY
- +0.1% (+12)
As of March 2026
Koster HeizungLuftung workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Koster HeizungLuftung. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsKoster HeizungLuftung Annual Employee Count (2023-2026)
- Koster HeizungLuftung had 209 employees in 2026, a 0.1% increase (+12) from 2025.
- Koster HeizungLuftung had 200 employees in 2025, a 0.6% decline (+3) from 2024.
- Koster HeizungLuftung had 197 employees in 2024, a 1.5% increase (-12) from 2023.
- Koster HeizungLuftung had 209 employees in 2023, a 1.0% decline (-23) from 2022.
Koster HeizungLuftung's total workforce has grown from 197 employees in 2025 to 209 in 2026. Koster HeizungLuftung's headcount peaked at 228 in 2023 before declining in 2025 and recovering through 2026.
Koster AG, Heizung/Lüftung quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 209 | +12 | +0.1% |
| 2025 | Q4 | 200 | +3 | -0.6% |
| 2025 | Q3 | 199 | -5 | -0.9% |
| 2025 | Q2 | 200 | +3 | +2.5% |
| 2025 | Q1 | 197 | -12 | +3.7% |
| 2024 | Q4 | 197 | -12 | +1.5% |
| 2024 | Q3 | 204 | -22 | +2.2% |
| 2024 | Q2 | 197 | -31 | -2.9% |
| 2024 | Q1 | 209 | -23 | -3.4% |
| 2023 | Q4 | 209 | -23 | -1.0% |
| 2023 | Q3 | 226 | -3 | +0.7% |
| 2023 | Q2 | 228 | +10 | +3.9% |
See Koster HeizungLuftung's complete headcount history, including quarterly breakdowns.
Get the DataKoster HeizungLuftung Employee Count by Region (2026)
Western Europe accounts for the largest share of Koster HeizungLuftung's global workforce with approximately 100% of total employees.
Koster HeizungLuftung employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 209 | 100.0% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataKoster HeizungLuftung Employee Count by Department (2026)
Koster HeizungLuftung's employee groups are Finance and Operations (47.9%), Engineering (31.9%), and Sales and Marketing (20.2%).
Koster HeizungLuftung employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 96 | 47.9% |
| Engineering | 64 | 31.9% |
| Sales and Marketing | 40 | 20.2% |
Compare Koster HeizungLuftung's department mix to industry peers.
See Full DataKoster HeizungLuftung Employee Salary by Region (2026)
Koster HeizungLuftung's average employee salary is $71,558 globally. Employees in Western Europe receive the highest compensation.
Koster HeizungLuftung median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Western Europe | $70,000 |
Unlock salary by role, level, and city — and compare to Koster HeizungLuftung's industry peers.
Unlock Salary DataKoster HeizungLuftung Job Openings and Hiring Trends (2023-2026)
- Koster HeizungLuftung had 185 active job postings in 2026, a 20.2% increase (+26) from 2025.
- Koster HeizungLuftung had 159 active job postings in 2025, a 174.1% increase (+148) from 2024.
- Koster HeizungLuftung had 11 active job postings in 2024, a 75.0% increase (+6) from 2023.
- Koster HeizungLuftung had 5 active job postings in 2023, a 50.0% increase from 2022.
- Hiring velocity in 2026: 54 new roles/month, up from 43 in 2025 and 3 in 2024.
Koster HeizungLuftung's hiring is accelerating: active job postings rose 20.2% in 2026 to 185, with new postings per month climbing from 1 in 2023 to 54 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataKoster HeizungLuftung Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Koster HeizungLuftung's workforce based on public professional data. Overall sentiment is positive and has held steady 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 Koster HeizungLuftung
- How fast is Koster HeizungLuftung growing?
- In 2026, Koster HeizungLuftung's headcount grew 0.1% to 209 employees, up from 197 in 2025.
- See the full headcount history
- Where are Koster HeizungLuftung employees located?
- Most Koster HeizungLuftung employees are based in Western Europe (100.0% of headcount).
- Explore where the workforce is based
- What is the average salary at Koster HeizungLuftung?
- The average employee salary at Koster HeizungLuftung is approximately $71.6k per year.
- Analyze the salary distribution
- How many new job postings does Koster HeizungLuftung open per year?
- In Q1 2026, Koster HeizungLuftung opened 163 new job postings. In 2025, Koster HeizungLuftung opened 519 new job postings — about 43 per month.
- Track hiring trends by role
- When was Koster HeizungLuftung founded and where is it headquartered?
- Koster HeizungLuftung was founded in 1967 and is headquartered in Zuerich, Switzerland.
- Compare Koster HeizungLuftung to industry peers
Speak with a workforce expert about Koster HeizungLuftung.
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