NASDAQ: ASPI

How many employees work at ASP Isotopes?

ASP Isotopes, Inc. (ASPI) has approximately 1,023 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. ASP Isotopes's total headcount has grown 157.8% from 397 employees in 2023 to 1,023 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026

ASP Isotopes is hiring

Is ASP Isotopes hiring right now?

Yes, ASP Isotopes is actively hiring. ASP Isotopes had 2 active job postings in 2026, a 66.7% increase from 2025 see job openings & hiring trends.

About ASP Isotopes's Workforce

ASP Isotopes, Inc. (ASPI) is a Pharmaceuticals company that employs 1,023 people worldwide as of March 2026. Founded in 2021, the company is headquartered in Dallas, Texas and trades on the NASDAQ.

ASP Isotopes's workforce has grown 157.8% from 2023 to 2026, and it rose 5.5% year over year in 2026. Its headcount is most concentrated in South Africa (86.3%), with the United States at 5.3% and the United Kingdom at 4.5%, and the United Kingdom is the fastest-growing location at 68.1%.

ASP Isotopes's largest groups by headcount are Finance and Operations (41.5%), Sales and Marketing (31.5%), and Engineering (27.0%), with Sales and Marketing the fastest-growing at 33.8%. The average tenure is 1.9 years, and the average salary is $38,603, with regional medians ranging from $175,000 in Northern America to $21,000 in Sub-Saharan Africa.

ASP Isotopes's hiring activity shows a 66.7% increase in postings in 2026 to 2 postings in the latest quarter, up from 0 postings per month in 2023. Sentiment across the workforce is positive and flat.

Sourced from Revelio Labs workforce data.

As of March 2026

ASP Isotopes
workforce metrics

Headcount

1k

5.5% YoY

Avg. Salary

$38.6k

30.4% YoY

Tenure

1.9yr

0.9yr YoY

Growth Rate

5.5%

4.0pts YoY

Hiring Rate

Attrition Rate

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Interactive chart of ASP Isotopes annual worldwide employee count from 2023 to 2026.
  • ASP Isotopes had 1,023 employees in 2026, a 5.5% increase (+375) from 2025.
  • ASP Isotopes had 912 employees in 2025, a 10.8% increase (+321) from 2024.
  • ASP Isotopes had 591 employees in 2024, a 10.1% increase (+145) from 2023.
  • ASP Isotopes had 446 employees in 2023, a 1.4% increase (+56) from 2022.

ASP Isotopes's total workforce has grown from 397 employees in 2023 to 1,023 in 2026.

ASP Isotopes, Inc. — quarterly employee count (20232026)

YearQtrEmployeesYoY ChangeYoY %
2026Q11,023+375+5.5%
2025Q4912+321+10.8%
2025Q3791+246+9.4%
2025Q2676+153+10.0%
2025Q1648+156+9.5%
2024Q4591+145+10.1%
2024Q3545+134+7.1%
2024Q2523+126+10.0%
2024Q1492+86+5.5%
2023Q4446+56+1.4%
2023Q3411+35+0.7%
2023Q2397+49-5.8%

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South Africa accounts for the largest share of ASP Isotopes's global workforce with approximately 86% of total employees, followed by the United States and the United Kingdom. ASP Isotopes's headcount in the United Kingdom is growing fastest among its major locations, up 68.1% year over year in 2026.

ASP Isotopes employees by country — 2026

CountryEmployees% of TotalYoY %
South Africa87386.3%+23.1%
United States545.3%+54.2%
United Kingdom454.5%+68.1%
India292.8%+0.0%
Chile101.0%+0.0%
Mexico10.1%+0.0%

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ASP Isotopes's largest employee groups are Finance and Operations (41.5%), Sales and Marketing (31.5%), and Engineering (27.0%).

ASP Isotopes employees by department — 2026

DepartmentEmployees% of TotalYoY %
Finance and Operations41841.5%+24.5%
Sales and Marketing31731.5%+33.8%
Engineering27227.0%+19.6%

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ASP Isotopes's average employee salary is $38,603 globally. Employees in Northern America receive the highest compensation, with median pay approximately 4.5x the global average. Pay is lowest in Sub-Saharan Africa, at a median of $21,000.

ASP Isotopes median employee salary by region — 2026 (USD)

RegionMedian Salary
Northern America$175,000
Northern Europe$77,000
Sub-Saharan Africa$21,000

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Interactive chart of ASP Isotopes annual active job postings from 2023 to 2026.
  • ASP Isotopes had 2 active job postings in 2026, a 66.7% increase (+1) from 2025.
  • ASP Isotopes had 1 active job postings in 2025, a 200.0% increase (+1) from 2024.
  • ASP Isotopes had 0 active job postings in 2024, a 0% no change from 2023.
  • ASP Isotopes had 0 active job postings in 2023, a 0% no change from 2022.
  • Hiring velocity in 2026: 2 new roles/month, up from 0 in 2025 and 0 in 2024. New metric

ASP Isotopes's hiring is accelerating: active job postings rose 66.7% in 2026 to 2, with new postings per month climbing from 0 in 2023 to 2 in 2026.

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Revelio Labs tracks employee sentiment across ASP Isotopes's workforce based on public professional data. Overall sentiment is positive and has held steady year over year in 2026.

Overall

NegativePositive

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How fast is ASP Isotopes growing?
In 2026, ASP Isotopes's headcount grew 5.5% to 1,023 employees, up from 648 in 2025.
Where are ASP Isotopes employees located?
Most ASP Isotopes employees are based in South Africa (86.3% of headcount), followed by the United States and the United Kingdom.
What is the average salary at ASP Isotopes?
The average employee salary at ASP Isotopes is approximately $38.6k per year.
How many people does ASP Isotopes hire per year?
In 2026, ASP Isotopes opened roughly 24 new roles — about 2 per month.
When was ASP Isotopes founded and where is it headquartered?
ASP Isotopes was founded in 2021 and is headquartered in Dallas, Texas.

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