How many employees work at IO Gmbh?

IO Gmbh has approximately 785 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. IO Gmbh’s total headcount has declined 1.5% from 798 employees in 2023 to 785 in 2026.

Data source: Revelio LabsCoverage: Global workforce, 20232026Published August 2026

Is IO Gmbh hiring right now?

Yes, IO Gmbh is actively hiring. IO Gmbh had 7 active job postings in 2026, a 15.4% increase from 2025 see job openings & hiring trends.

About IO Gmbh’s Workforce

IO Gmbh is an Engineering and Construction Services company that employs 785 people worldwide as of March 2026. It is the 11th-largest by headcount among its peers. Founded in 1958, the company is headquartered in Heidelberg, Germany.

IO Gmbh's workforce has declined 1.5% from 2023 to 2026. It fell to a low of 743 in 2023 Q4 before recovering. Its workforce is concentrated most in Western Europe (74.1%), followed by Southeast Asia (6.2%) and South Asia (5.1%).

IO Gmbh's functional groups are Finance and Operations (54.3%), Sales and Marketing (26.0%), and Engineering (19.7%), with Engineering growing fastest (up 2.9%). The average salary is $70,238, ranging from a median of $68,000 in Western Europe to $5,000 in South Asia, up 6.9% year over year in 2026.

IO Gmbh's active job postings rose 15.4% in 2026 to 7, with new postings per month cooling from 26 in 2023 to 9 in 2026.

Sourced from Revelio Labs workforce data.

Headquarters
Heidelberg, Germany
Founded
1958
Industry
Engineering and Construction Services
Employees
785
YoY
-0.0% (+21)

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IO Gmbh Annual Employee Count (2023-2026)

Interactive chart of IO Gmbh annual worldwide employee count from 2023 to 2026.
  • IO Gmbh had 785 employees in 2026, a 0% no change (+21) from 2025.
  • IO Gmbh had 782 employees in 2025, a 2.2% increase (+22) from 2024.
  • IO Gmbh had 760 employees in 2024, a 5.1% increase (+17) from 2023.
  • IO Gmbh had 743 employees in 2023, a 1.7% decline (-14) from 2022.

IO Gmbh's total workforce has declined from 798 employees in 2023 to 785 in 2026. IO Gmbh's headcount peaked at 802 in 2025.

IO Gmbh quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q1785+21-0.0%
2025Q4782+22+2.2%
2025Q3802+45+5.8%
2025Q2778+34+4.8%
2025Q1764+18+5.2%
2024Q4760+17+5.1%
2024Q3757-6+2.6%
2024Q2744-54-1.6%
2024Q1746-16+0.3%
2023Q4743-14-1.7%
2023Q3763+22+0.8%
2023Q2798+112+8.9%

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IO Gmbh Employee Count by Region (2026)

Western Europe accounts for the largest share of IO Gmbh's global workforce with approximately 74% of total employees, followed by Southeast Asia and South Asia.

IO Gmbh employees by region

RegionEmployees% of Total
Western Europe57774.1%
Southeast Asia486.2%
South Asia405.1%
North America395.0%
Southern Europe263.3%
East Asia172.2%
South America101.3%
Sub-Saharan Africa50.7%
North Africa40.5%
Eastern Europe40.5%

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IO Gmbh Employee Count by Department (2026)

IO Gmbh's employee groups are Finance and Operations (54.3%), Sales and Marketing (26.0%), and Engineering (19.7%).

IO Gmbh employees by department

DepartmentEmployees% of Total
Finance and Operations41854.3%
Sales and Marketing20026.0%
Engineering15219.7%

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IO Gmbh Employee Salary by Region (2026)

IO Gmbh's average employee salary is $70,238 globally. Employees in Western Europe receive the highest compensation. Pay is lowest in South Asia, at a median of $5,000.

IO Gmbh median employee salary by region (USD)

RegionMedian Salary
East Asia$77,000
Western Europe$68,000
North America$60,000
Southeast Asia$54,000
Northern Europe$46,000
Southern Europe$35,000
Eastern Europe$28,000
South Asia$5,000

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IO Gmbh Job Openings and Hiring Trends (2023-2026)

Interactive chart of IO Gmbh annual active job postings from 2023 to 2026.
  • IO Gmbh had 7 active job postings in 2026, a 15.4% increase (-2) from 2025.
  • IO Gmbh had 9 active job postings in 2025, a 160.0% increase (+8) from 2024.
  • IO Gmbh had 1 active job postings in 2024, a 150.0% decline (-6) from 2023.
  • IO Gmbh had 7 active job postings in 2023, a 103.4% decline from 2022.
  • Hiring velocity in 2026: 9 new roles/month, up from 7 in 2025 and 6 in 2024.

IO Gmbh's active job postings rose 15.4% in 2026 to 7, with new postings per month cooling from 26 in 2023 to 9 in 2026.

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Frequently Asked Questions About IO Gmbh

How fast is IO Gmbh growing?
In 2026, IO Gmbh's headcount shrank 0.0% to 785 employees, up from 764 in 2025.
See the full headcount history
Where are IO Gmbh employees located?
Most IO Gmbh employees are based in Western Europe (74.1% of headcount), followed by Southeast Asia and South Asia.
Explore where the workforce is based
What is the average salary at IO Gmbh?
The average employee salary at IO Gmbh is approximately $70.2k per year.
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How many new job postings does IO Gmbh open per year?
In Q1 2026, IO Gmbh opened 26 new job postings. In 2025, IO Gmbh opened 78 new job postings — about 7 per month.
Track hiring trends by role
When was IO Gmbh founded and where is it headquartered?
IO Gmbh was founded in 1958 and is headquartered in Heidelberg, Germany.
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