How many employees work at Aspen Aerogels?
Aspen Aerogels, Inc. (ASPN) has approximately 823 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Aspen Aerogels's total headcount has declined 5.7% from 872 employees in 2023 to 823 in 2026.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026
Is Aspen Aerogels hiring right now?
Yes, Aspen Aerogels is actively hiring. Aspen Aerogels had 15 active job postings in 2026, a 6.9% increase from 2025 — see job openings & hiring trends.
About Aspen Aerogels's Workforce
Aspen Aerogels, Inc. (ASPN) is an Environmental Services company that employs 823 people worldwide as of March 2026. It is the 9th-largest by headcount among its peers, founded in 2001, headquartered in Northborough, Massachusetts, and trades on the New York Stock Exchange.
Aspen Aerogels's workforce has declined 5.7% from 2023 to 2026, and year over year in 2026 it fell 13.6%. It reached 823 in 2026 Q1 before recovering. Its workforce is concentrated most in the United States (56.5%), followed by Mexico (36.0%) and the United Arab Emirates (0.8%), with the United Arab Emirates identified as its fastest-growing location.
Aspen Aerogels's largest groups are Finance and Operations (48.1%), Sales and Marketing (26.4%), and Engineering (25.4%). The average tenure is 3.2 years. The average salary is $73,842, with regional medians of $96,000 in South-Eastern Asia and $17,000 in Central America and the Caribbean.
Aspen Aerogels's hiring activity shows a 6.9% increase in postings for 2026, reaching 15 postings in the latest quarter, with postings per month rising to 7 in 2026 after higher levels in recent years (38 per month in 2023, 27 in 2024, and 6 in 2025). Overall, employee sentiment is negative and directionally down.
Sourced from Revelio Labs workforce data.
As of March 2026
Aspen Aerogels
workforce metrics
Headcount
823
13.6% YoY
Avg. Salary
$73.8k
0.1% YoY
Tenure
3.2yr
0.0yr YoY
Growth Rate
-13.6%
9.4pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Aspen Aerogels. Compare to peers, export the dataset, and access the full quarterly history.
- Aspen Aerogels had 823 employees in 2026, a 13.6% decline (-196) from 2025.
- Aspen Aerogels had 855 employees in 2025, a 16.8% decline (-249) from 2024.
- Aspen Aerogels had 1,104 employees in 2024, a 1.9% increase (+104) from 2023.
- Aspen Aerogels had 1,000 employees in 2023, a 7.7% increase (+174) from 2022.
Aspen Aerogels's total workforce has declined from 872 employees in 2023 to 823 in 2026. Aspen Aerogels's headcount peaked at 1,104 in 2024.
Aspen Aerogels, Inc. — quarterly employee count (2023–2026)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 823 | -196 | -13.6% |
| 2025 | Q4 | 855 | -249 | -16.8% |
| 2025 | Q3 | 919 | -174 | -12.7% |
| 2025 | Q2 | 952 | -127 | -9.0% |
| 2025 | Q1 | 1,019 | -39 | -4.2% |
| 2024 | Q4 | 1,104 | +104 | +1.9% |
| 2024 | Q3 | 1,093 | +172 | +6.6% |
| 2024 | Q2 | 1,079 | +207 | +5.0% |
| 2024 | Q1 | 1,058 | +229 | +7.8% |
| 2023 | Q4 | 1,000 | +174 | +7.7% |
| 2023 | Q3 | 921 | +109 | +4.3% |
| 2023 | Q2 | 872 | +114 | +5.8% |
Want to see Aspen Aerogels's complete headcount history back to 2008, including quarterly breakdowns?
The United States accounts for the largest share of Aspen Aerogels's global workforce with approximately 57% of total employees, followed by Mexico and the United Arab Emirates.
Aspen Aerogels employees by country — 2026
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 454 | 56.5% | -10.1% |
| Mexico | 289 | 36.0% | -12.2% |
| United Arab Emirates | 6 | 0.8% | +0.0% |
| Germany | 6 | 0.7% | -44.8% |
| Singapore | 5 | 0.6% | +0.0% |
| Canada | 4 | 0.4% | +0.0% |
| Botswana | 4 | 0.4% | +0.0% |
| Chile | 3 | 0.4% | +0.0% |
| South Africa | 3 | 0.4% | +0.0% |
| Malaysia | 3 | 0.4% | -25.7% |
Drill into city-level data, hiring trends by region and historic geographic shifts
Aspen Aerogels's largest employee groups are Finance and Operations (48.1%), Sales and Marketing (26.4%), and Engineering (25.4%).
Aspen Aerogels employees by department — 2026
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Finance and Operations | 393 | 48.1% | -10.6% |
| Sales and Marketing | 216 | 26.4% | -8.6% |
| Engineering | 207 | 25.4% | -10.6% |
Compare Aspen Aerogels's department mix to industry peers.
Aspen Aerogels's average employee salary is $73,842 globally. Employees in South-Eastern Asia receive the highest compensation, with median pay approximately 1.3x the global average. Pay is lowest in Central America and the Caribbean, at a median of $17,000.
Aspen Aerogels median employee salary by region — 2026 (USD)
| Region | Median Salary |
|---|---|
| South-Eastern Asia | $96,000 |
| Northern America | $87,000 |
| Western Europe | $76,000 |
| Eastern Asia | $35,000 |
| Central America and the Caribbean | $17,000 |
Unlock salary by role, level, and city — and compare to Aspen Aerogels's industry peers.
- Aspen Aerogels had 15 active job postings in 2026, a 6.9% increase (+5) from 2025.
- Aspen Aerogels had 10 active job postings in 2025, a 71.0% decline (-11) from 2024.
- Aspen Aerogels had 21 active job postings in 2024, a 84.9% decline (-31) from 2023.
- Aspen Aerogels had 52 active job postings in 2023, a 0% no change from 2022.
- Hiring velocity in 2026: 7 new roles/month, up from 6 in 2025 and 27 in 2024. New metric
Aspen Aerogels's active job postings rose 6.9% in 2026 to 15, with new postings per month cooling from 38 in 2023 to 7 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across Aspen Aerogels'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.
Similar Environmental Services Companies by Employee Count
- How fast is Aspen Aerogels growing?
- In 2026, Aspen Aerogels's headcount shrank 13.6% to 823 employees, down from 1,019 in 2025.
- Where are Aspen Aerogels employees located?
- Most Aspen Aerogels employees are based in the United States (56.5% of headcount), followed by Mexico and the United Arab Emirates.
- What is the average salary at Aspen Aerogels?
- The average employee salary at Aspen Aerogels is approximately $73.8k per year.
- How many people does Aspen Aerogels hire per year?
- In 2026, Aspen Aerogels opened roughly 84 new roles — about 7 per month.
- When was Aspen Aerogels founded and where is it headquartered?
- Aspen Aerogels was founded in 2001 and is headquartered in Northborough, Massachusetts.
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