BME Spanish Markets: ATSI

How many employees work at Aplicaciones Tratamientos?

Aplicaciones y Tratamientos de Sistemas SA (ATSI) has approximately 3,076 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Aplicaciones Tratamientos’s total headcount has grown 24.0% from 2,481 employees in 2023 to 3,076 in 2026.

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

Is Aplicaciones Tratamientos hiring right now?

Yes, Aplicaciones Tratamientos is actively hiring. Aplicaciones Tratamientos had 471 active job postings in 2026, a 32.3% increase from 2025 — see job openings & hiring trends.

About Aplicaciones Tratamientos’s Workforce

Aplicaciones y Tratamientos de Sistemas SA (ATSI) is an Information Technology Services company that employs 3,076 people worldwide as of March 2026. It is the 5th-largest by headcount among its peers. Founded in 1994, the company is headquartered in Las Rozas de Madrid, Spain and trades on the BME Spanish Markets.

Aplicaciones Tratamientos's workforce has grown 24.0% from 2023 to 2026, up 2.4% year over year in 2026. Its workforce is concentrated most in Southern Europe (96.3%), followed by Western Europe (2.0%) and Northern Europe (0.7%).

Aplicaciones Tratamientos's functional groups are Finance and Operations (37.6%), Engineering (32.5%), and Sales and Marketing (29.9%), with Engineering growing fastest (up 4.2%). The average salary is $51,521, ranging from a median of $80,000 in Western Europe to $10,000 in North Africa, down 1.5% year over year in 2026.

Aplicaciones Tratamientos's active job postings rose 32.3% in 2026 to 471, with new postings per month cooling from 318 in 2023 to 245 in 2026. Overall employee sentiment is neutral but declining.

Sourced from Revelio Labs workforce data.

Ticker
BME Spanish Markets: ATSI
Headquarters
Las Rozas de Madrid, Spain
Founded
1994
Industry
Information Technology Services
Employees
3,076
YoY
+2.4% (+302)

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Aplicaciones Tratamientos Annual Employee Count (2023-2026)

Interactive chart of Aplicaciones Tratamientos annual worldwide employee count from 2023 to 2026.
  • Aplicaciones Tratamientos had 3,076 employees in 2026, a 2.4% increase (+302) from 2025.
  • Aplicaciones Tratamientos had 3,011 employees in 2025, a 3.7% increase (+348) from 2024.
  • Aplicaciones Tratamientos had 2,663 employees in 2024, a 0.8% increase (+136) from 2023.
  • Aplicaciones Tratamientos had 2,527 employees in 2023, a 2.1% increase (+185) from 2022.

Aplicaciones Tratamientos's total workforce has grown from 2,481 employees in 2023 to 3,076 in 2026.

Aplicaciones y Tratamientos de Sistemas SA quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q13,076+302+2.4%
2025Q43,011+348+3.7%
2025Q32,938+332+3.6%
2025Q22,918+368+4.4%
2025Q12,774+239+2.4%
2024Q42,663+136+0.8%
2024Q32,606+90+0.8%
2024Q22,550+69+0.4%
2024Q12,535+79+1.1%
2023Q42,527+185+2.1%
2023Q32,516+286+2.6%
2023Q22,481+389+3.4%

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Aplicaciones Tratamientos Employee Count by Region (2026)

Southern Europe accounts for the largest share of Aplicaciones Tratamientos's global workforce with approximately 96% of total employees, followed by Western Europe and Northern Europe.

Aplicaciones Tratamientos employees by region

RegionEmployees% of Total
Southern Europe2,88596.3%
Western Europe602.0%
Northern Europe210.7%
South America100.3%
Southeast Asia60.2%
North Africa50.2%
North America40.1%
East Asia10.0%
Sub-Saharan Africa10.0%
South Asia10.0%

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Aplicaciones Tratamientos Employee Count by Department (2026)

Aplicaciones Tratamientos's employee groups are Finance and Operations (37.6%), Engineering (32.5%), and Sales and Marketing (29.9%).

Aplicaciones Tratamientos employees by department

DepartmentEmployees% of Total
Finance and Operations1,15637.6%
Engineering1,00132.5%
Sales and Marketing91829.9%

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Aplicaciones Tratamientos Employee Salary by Region (2026)

Aplicaciones Tratamientos's average employee salary is $51,521 globally. Employees in Western Europe receive the highest compensation, with median pay approximately 1.6x the global average. Pay is lowest in North Africa, at a median of $10,000.

Aplicaciones Tratamientos median employee salary by region (USD)

RegionMedian Salary
Western Europe$80,000
North America$71,000
Northern Europe$64,000
Southern Europe$49,000
South America$29,000
North Africa$10,000

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Aplicaciones Tratamientos Job Openings and Hiring Trends (2023-2026)

Interactive chart of Aplicaciones Tratamientos annual active job postings from 2023 to 2026.
  • Aplicaciones Tratamientos had 471 active job postings in 2026, a 32.3% increase (+182) from 2025.
  • Aplicaciones Tratamientos had 289 active job postings in 2025, a 47.1% decline (-178) from 2024.
  • Aplicaciones Tratamientos had 467 active job postings in 2024, a 7.4% decline (-36) from 2023.
  • Aplicaciones Tratamientos had 503 active job postings in 2023, a 104.8% increase from 2022.
  • Hiring velocity in 2026: 245 new roles/month, up from 226 in 2025 and 209 in 2024.

Aplicaciones Tratamientos's active job postings rose 32.3% in 2026 to 471, with new postings per month cooling from 318 in 2023 to 245 in 2026.

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Aplicaciones Tratamientos Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across Aplicaciones Tratamientos's workforce based on public professional data. Overall sentiment is neutral and has declined year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About Aplicaciones Tratamientos

How fast is Aplicaciones Tratamientos growing?
In 2026, Aplicaciones Tratamientos's headcount grew 2.4% to 3,076 employees, up from 2,774 in 2025.
See the full headcount history
Where are Aplicaciones Tratamientos employees located?
Most Aplicaciones Tratamientos employees are based in Southern Europe (96.3% of headcount), followed by Western Europe and Northern Europe.
Explore where the workforce is based
What is the average salary at Aplicaciones Tratamientos?
The average employee salary at Aplicaciones Tratamientos is approximately $51.5k per year.
Analyze the salary distribution
How many new job postings does Aplicaciones Tratamientos open per year?
In Q1 2026, Aplicaciones Tratamientos opened 734 new job postings. In 2025, Aplicaciones Tratamientos opened 2,706 new job postings — about 226 per month.
Track hiring trends by role
When was Aplicaciones Tratamientos founded and where is it headquartered?
Aplicaciones Tratamientos was founded in 1994 and is headquartered in Las Rozas de Madrid, Spain.
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