How many employees work at IOI?
IOI Corp. Bhd. (1961) has approximately 28,027 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. IOI's total headcount has grown 4.9% from 26,724 employees in 2023 to 28,027 in 2026.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026
Is IOI hiring right now?
Yes, IOI is actively hiring. IOI had 9 active job postings in 2026, a 112.2% decline from 2025 — see job openings & hiring trends.
About IOI's Workforce
IOI Corp. Bhd. (1961) is an Energy and Resources company that employs 28,027 people worldwide as of March 2026. It is the 3rd-largest by headcount among its peers. Founded in 1969, the company is headquartered in Kuala Lumpur, Malaysia and trades on the Malaysia Stock Exchange.
IOI's workforce has grown 4.9% from 2023 to 2026, though it is down 0.2% year over year in 2026. Its headcount is concentrated most in Malaysia (77.5%), followed by Indonesia (8.6%) and Germany (5.9%), with India noted as its fastest-growing location.
IOI's largest functional groups are Finance and Operations (41.1%), Engineering (35.7%), and Sales and Marketing (23.2%), with Engineering the fastest-growing group (up 1.0%). The average tenure is 3.3 years, and the average salary is $15,048, ranging from a median of $52,000 in Northern America to $3,000 in Southern Asia.
IOI's active job postings fell 112.2% in 2026 to 9, with new postings per month cooling from 16 in 2023 to 8 in 2026. Overall employee sentiment is neutral but improving.
Sourced from Revelio Labs workforce data.
As of March 2026
IOI
workforce metrics
Headcount
28k
0.2% YoY
Avg. Salary
$15k
2.7% YoY
Tenure
3.3yr
0.2yr YoY
Growth Rate
-0.2%
2.5pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for IOI. Compare to peers, export the dataset, and access the full quarterly history.
- IOI had 28,027 employees in 2026, a 0.2% decline (+399) from 2025.
- IOI had 27,981 employees in 2025, a 0.7% increase (+303) from 2024.
- IOI had 27,678 employees in 2024, a 2.2% increase (+560) from 2023.
- IOI had 27,118 employees in 2023, a 4.0% increase (+1,331) from 2022.
IOI's total workforce has grown from 26,724 employees in 2023 to 28,027 in 2026.
IOI Corp. Bhd. — quarterly employee count (2023–2026)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 28,027 | +399 | -0.2% |
| 2025 | Q4 | 27,981 | +303 | +0.7% |
| 2025 | Q3 | 27,855 | +388 | +1.0% |
| 2025 | Q2 | 28,104 | +845 | +2.7% |
| 2025 | Q1 | 27,628 | +315 | +2.4% |
| 2024 | Q4 | 27,678 | +560 | +2.2% |
| 2024 | Q3 | 27,467 | +622 | +2.5% |
| 2024 | Q2 | 27,259 | +535 | +2.0% |
| 2024 | Q1 | 27,313 | +945 | +2.9% |
| 2023 | Q4 | 27,118 | +1,331 | +4.0% |
| 2023 | Q3 | 26,845 | +1,232 | +3.7% |
| 2023 | Q2 | 26,724 | +1,128 | +3.5% |
Want to see IOI's complete headcount history back to 2008, including quarterly breakdowns?
Malaysia accounts for the largest share of IOI's global workforce with approximately 78% of total employees, followed by Indonesia and Germany. IOI's headcount in India is growing fastest among its major locations, up 2.3% year over year in 2026.
IOI employees by country — 2026
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| Malaysia | 21,532 | 77.5% | -0.4% |
| Indonesia | 2,385 | 8.6% | +1.9% |
| Germany | 1,641 | 5.9% | +0.8% |
| India | 438 | 1.6% | +2.3% |
| Nepal | 324 | 1.2% | +0.0% |
| United States | 291 | 1.0% | +0.0% |
| China | 236 | 0.9% | +0.0% |
| Pakistan | 91 | 0.3% | +0.0% |
| Mexico | 83 | 0.3% | +0.0% |
| France | 64 | 0.2% | -4.0% |
Drill into city-level data, hiring trends by region and historic geographic shifts
IOI's largest employee groups are Finance and Operations (41.1%), Engineering (35.7%), and Sales and Marketing (23.2%).
IOI employees by department — 2026
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Finance and Operations | 11,184 | 41.1% | -1.9% |
| Engineering | 9,694 | 35.7% | +1.0% |
| Sales and Marketing | 6,312 | 23.2% | +1.0% |
Compare IOI's department mix to industry peers.
IOI's average employee salary is $15,048 globally. Employees in Northern America receive the highest compensation, with median pay approximately 3.5x the global average. Pay is lowest in Southern Asia, at a median of $3,000.
IOI median employee salary by region — 2026 (USD)
| Region | Median Salary |
|---|---|
| Eastern Europe | $60,000 |
| Northern America | $52,000 |
| Northern Europe | $49,000 |
| Western Europe | $41,000 |
| Pacific Islands | $39,000 |
| Arab States | $38,000 |
| Eastern Asia | $26,000 |
| Southern Europe | $25,000 |
| Central America and the Caribbean | $19,000 |
| Southern America | $19,000 |
| South-Eastern Asia | $9,000 |
| Southern Asia | $3,000 |
Unlock salary by role, level, and city — and compare to IOI's industry peers.
- IOI had 9 active job postings in 2026, a 112.2% decline (-7) from 2025.
- IOI had 16 active job postings in 2025, a 47.6% decline (-10) from 2024.
- IOI had 26 active job postings in 2024, a 73.7% increase (+14) from 2023.
- IOI had 12 active job postings in 2023, a 34.5% decline from 2022.
- Hiring velocity in 2026: 8 new roles/month, down from 20 in 2025 and 19 in 2024. New metric
IOI's hiring is slowing: active job postings fell 112.2% in 2026 to 9, with new postings per month cooling from 16 in 2023 to 8 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across IOI's workforce based on public professional data. Overall sentiment is neutral and has improved year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Similar Energy and Resources Companies by Employee Count
- How fast is IOI growing?
- In 2026, IOI's headcount shrank 0.2% to 28,027 employees, up from 27,628 in 2025.
- Where are IOI employees located?
- Most IOI employees are based in Malaysia (77.5% of headcount), followed by Indonesia and Germany.
- What is the average salary at IOI?
- The average employee salary at IOI is approximately $15k per year.
- How many people does IOI hire per year?
- In 2026, IOI opened roughly 96 new roles — about 8 per month.
- When was IOI founded and where is it headquartered?
- IOI was founded in 1969 and is headquartered in Kuala Lumpur, Malaysia.
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