How many employees work at Koch Membrane Systems?
Koch Separation Solutions, Inc. has approximately 641 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Koch Membrane Systems’s total headcount has declined 1.3% from 650 employees in 2023 to 641 in 2026.
Is Koch Membrane Systems hiring right now?
Yes, Koch Membrane Systems is actively hiring. Koch Membrane Systems had 36 active job postings in 2026, a 0.0% no change from 2025 — see job openings & hiring trends.
About Koch Membrane Systems’s Workforce
Koch Separation Solutions, Inc. is an Environmental Services company that employs 641 people worldwide as of March 2026. It is the 11th-largest by headcount among its peers. Founded in 1966, the company is headquartered in Wilmington, Massachusetts.
Koch Membrane Systems's workforce has declined 1.3% from 2023 to 2026, down 2.4% year over year in 2026. It fell to a low of 640 in 2023 Q3 before recovering. Its workforce is concentrated most in North America (72.2%), followed by South America (7.1%) and Western Europe (6.1%).
Koch Membrane Systems's functional groups are Finance and Operations (39.4%), Sales and Marketing (30.8%), and Engineering (29.9%). The average salary is $74,900, ranging from a median of $81,000 in Western Europe to $7,000 in South Asia, down 3.2% year over year in 2026.
Koch Membrane Systems's hiring activity held steady in 2026. Overall employee sentiment is negative and declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Wilmington, Massachusetts
- Founded
- 1966
- Industry
- Environmental Services
- Employees
- 641
- YoY
- -2.4% (-8)
As of March 2026
Koch Membrane Systems workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Koch Membrane Systems. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsKoch Membrane Systems Annual Employee Count (2023-2026)
- Koch Membrane Systems had 641 employees in 2026, a 2.4% decline (-8) from 2025.
- Koch Membrane Systems had 642 employees in 2025, a 1.8% decline (-8) from 2024.
- Koch Membrane Systems had 650 employees in 2024, a 0.5% decline (-3) from 2023.
- Koch Membrane Systems had 653 employees in 2023, a 0.6% increase (+27) from 2022.
Koch Membrane Systems's total workforce has declined from 650 employees in 2023 to 641 in 2026. Koch Membrane Systems's headcount peaked at 671 in 2025.
Koch Separation Solutions, Inc. quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 641 | -8 | -2.4% |
| 2025 | Q4 | 642 | -8 | -1.8% |
| 2025 | Q3 | 664 | +8 | -0.6% |
| 2025 | Q2 | 671 | +4 | -0.0% |
| 2025 | Q1 | 649 | -9 | -0.0% |
| 2024 | Q4 | 650 | -3 | -0.5% |
| 2024 | Q3 | 656 | +16 | +0.5% |
| 2024 | Q2 | 667 | +17 | +0.4% |
| 2024 | Q1 | 658 | +21 | +0.3% |
| 2023 | Q4 | 653 | +27 | +0.6% |
| 2023 | Q3 | 640 | +7 | +0.1% |
| 2023 | Q2 | 650 | +20 | +0.2% |
See Koch Membrane Systems's complete headcount history, including quarterly breakdowns.
Get the DataKoch Membrane Systems Employee Count by Region (2026)
North America accounts for the largest share of Koch Membrane Systems's global workforce with approximately 72% of total employees, followed by South America and Western Europe.
Koch Membrane Systems employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 460 | 72.2% |
| South America | 45 | 7.1% |
| Western Europe | 39 | 6.1% |
| South Asia | 30 | 4.7% |
| Central America and the Caribbean | 18 | 2.9% |
| Southern Europe | 12 | 1.9% |
| Southeast Asia | 8 | 1.3% |
| Northern Europe | 7 | 1.1% |
| Pacific Islands | 5 | 0.8% |
| East Asia | 5 | 0.8% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataKoch Membrane Systems Employee Count by Department (2026)
Koch Membrane Systems's employee groups are Finance and Operations (39.4%), Sales and Marketing (30.8%), and Engineering (29.9%).
Koch Membrane Systems employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 248 | 39.4% |
| Sales and Marketing | 194 | 30.8% |
| Engineering | 189 | 29.9% |
Compare Koch Membrane Systems's department mix to industry peers.
See Full DataKoch Membrane Systems Employee Salary by Region (2026)
Koch Membrane Systems's average employee salary is $74,900 globally. Employees in Western Europe receive the highest compensation. Pay is lowest in South Asia, at a median of $7,000.
Koch Membrane Systems median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Pacific Islands | $104,000 |
| Western Europe | $81,000 |
| Southeast Asia | $78,000 |
| North America | $71,000 |
| Northern Europe | $64,000 |
| East Asia | $61,000 |
| Southern Europe | $45,000 |
| Eastern Europe | $45,000 |
| Central America and the Caribbean | $33,000 |
| South America | $11,000 |
| South Asia | $7,000 |
Unlock salary by role, level, and city — and compare to Koch Membrane Systems's industry peers.
Unlock Salary DataKoch Membrane Systems Job Openings and Hiring Trends (2023-2026)
- Koch Membrane Systems had 36 active job postings in 2026, a 0% no change (+16) from 2025.
- Koch Membrane Systems had 20 active job postings in 2025, a 54.5% decline (-15) from 2024.
- Koch Membrane Systems had 35 active job postings in 2024, a 159.0% increase (+31) from 2023.
- Koch Membrane Systems had 4 active job postings in 2023, a 28.6% increase from 2022.
- Hiring velocity in 2026: 17 new roles/month, down from 18 in 2025 and 21 in 2024.
Koch Membrane Systems's hiring activity held steady in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataKoch Membrane Systems Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Koch Membrane Systems'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 Koch Membrane Systems
- How fast is Koch Membrane Systems growing?
- In 2026, Koch Membrane Systems's headcount shrank 2.4% to 641 employees, down from 649 in 2025.
- See the full headcount history
- Where are Koch Membrane Systems employees located?
- Most Koch Membrane Systems employees are based in North America (72.2% of headcount), followed by South America and Western Europe.
- Explore where the workforce is based
- What is the average salary at Koch Membrane Systems?
- The average employee salary at Koch Membrane Systems is approximately $74.9k per year.
- Analyze the salary distribution
- How many new job postings does Koch Membrane Systems open per year?
- In Q1 2026, Koch Membrane Systems opened 51 new job postings. In 2025, Koch Membrane Systems opened 216 new job postings — about 18 per month.
- Track hiring trends by role
- When was Koch Membrane Systems founded and where is it headquartered?
- Koch Membrane Systems was founded in 1966 and is headquartered in Wilmington, Massachusetts.
- Compare Koch Membrane Systems to industry peers
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