How many employees work at SI Group?
SI Group, Inc. has approximately 2,623 total employees worldwide as of December 2025, according to Revelio Labs workforce intelligence data. SI Group's total headcount has declined 3.3% from 2,714 employees in 2023 to 2,623 in 2025.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published June 2026
Is SI Group hiring right now?
Yes, SI Group is actively hiring. SI Group had 37 active job postings in 2025, a 50.5% decline from 2024 — see job openings & hiring trends.
About SI Group's Workforce
SI Group, Inc. is a Materials Manufacturing company headquartered in The Woodlands, Texas, founded in 1895. It employs 2,623 people worldwide as of December 2025 and is the 10th-largest by headcount among its peers.
SI Group's workforce has declined 3.3% from 2023 to 2025, and is down 0.9% year over year in 2025. It fell to a low of 2,623 in 2025 Q4 before recovering. The company is most heavily concentrated in the United States (39.1%), followed by India (16.6%) and China (10.7%), with the United Kingdom noted as its fastest-growing location.
SI Group's largest groups by headcount are Finance and Operations (40.5%), Engineering (34.0%), and Sales and Marketing (25.4%), while the average tenure is 5.8 years. The average salary across all employees is $64,973, with regional medians of $86,000 in Northern America and $12,000 in Southern America.
SI Group's hiring activity shows a steep pullback in open roles, with active postings down 50.5% to 37 in 2025 Q4. Hiring velocity has cooled over the years, rising to 53 postings per month in 2025 after 58 per month in 2023 and 35 per month in 2024. Overall employee sentiment remains neutral but is improving.
Sourced from Revelio Labs workforce data.
As of December 2025
SI Group
workforce metrics
Headcount
2.6k
0.9% YoY
Avg. Salary
$65k
0.3% YoY
Tenure
5.8yr
0.2yr YoY
Growth Rate
-0.9%
0.3pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for SI Group. Compare to peers, export the dataset, and access the full quarterly history.
- SI Group had 2,623 employees in 2025, a 0.9% decline (-24) from 2024.
- SI Group had 2,647 employees in 2024, a 1.2% decline (-33) from 2023.
- SI Group had 2,680 employees in 2023, a 1.8% decline (-50) from 2022.
SI Group's total workforce has declined from 2,714 employees in 2023 to 2,623 in 2025.
SI Group, Inc. — quarterly employee count (2023–2025)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2025 | Q4 | 2,623 | -24 | -0.9% |
| 2025 | Q3 | 2,657 | +9 | +0.3% |
| 2025 | Q2 | 2,658 | -3 | -0.1% |
| 2025 | Q1 | 2,650 | -13 | -0.5% |
| 2024 | Q4 | 2,647 | -33 | -1.2% |
| 2024 | Q3 | 2,648 | -64 | -2.4% |
| 2024 | Q2 | 2,661 | -57 | -2.1% |
| 2024 | Q1 | 2,663 | -51 | -1.9% |
| 2023 | Q4 | 2,680 | -50 | -1.8% |
| 2023 | Q3 | 2,712 | -51 | -1.9% |
| 2023 | Q2 | 2,718 | -91 | -3.3% |
| 2023 | Q1 | 2,714 | -130 | -4.7% |
Want to see SI Group's complete headcount history back to 2017, including quarterly breakdowns?
The United States accounts for the largest share of SI Group's global workforce with approximately 39% of total employees, followed by India and China. SI Group's headcount in the United Kingdom is growing fastest among its major locations, up 3.1% year over year in 2025.
SI Group employees by country — 2025
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 1,021 | 39.1% | -1.9% |
| India | 434 | 16.6% | -0.8% |
| China | 279 | 10.7% | -1.4% |
| United Kingdom | 133 | 5.1% | +3.1% |
| Brazil | 92 | 3.5% | -0.9% |
| France | 88 | 3.3% | -4.7% |
| South Africa | 86 | 3.3% | +0.0% |
| Switzerland | 72 | 2.7% | -1.6% |
| Germany | 55 | 2.1% | +11.0% |
| Singapore | 34 | 1.3% | -7.9% |
Drill into city-level data, hiring trends by region and historic geographic shifts
SI Group's largest employee groups are Finance and Operations (40.5%), Engineering (34.0%), and Sales and Marketing (25.4%).
SI Group employees by department — 2025
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Finance and Operations | 1,005 | 40.5% | -1.2% |
| Engineering | 844 | 34.0% | -1.5% |
| Sales and Marketing | 630 | 25.4% | -0.4% |
Compare SI Group's department mix to industry peers.
SI Group's average employee salary is $64,973 globally. Employees in Northern America receive the highest compensation, with median pay approximately 1.3x the global average. Pay is lowest in Southern America, at a median of $12,000.
SI Group median employee salary by region — 2025 (USD)
| Region | Median Salary |
|---|---|
| Pacific Islands | $173,000 |
| Northern America | $86,000 |
| Western Europe | $78,000 |
| Northern Europe | $64,000 |
| Arab States | $50,000 |
| Southern Europe | $45,000 |
| Eastern Asia | $41,000 |
| South-Eastern Asia | $33,000 |
| Central America and the Caribbean | $26,000 |
| Eastern Europe | $25,000 |
| Central and Western Asia | $23,000 |
| Sub-Saharan Africa | $23,000 |
| Northern Africa | $16,000 |
| Southern Asia | $13,000 |
| Southern America | $12,000 |
Unlock salary by role, level, and city — and compare to SI Group's industry peers.
- SI Group had 37 active job postings in 2025, a 50.5% decline (-25) from 2024.
- SI Group had 62 active job postings in 2024, a 34.0% increase (+18) from 2023.
- SI Group had 44 active job postings in 2023, a 77.8% decline from 2022.
- Hiring velocity in 2025: 53 new roles/month, up from 35 in 2024 and 58 in 2023. New metric
SI Group's hiring is slowing: active job postings fell 50.5% in 2025 to 37, with new postings per month cooling from 58 in 2023 to 53 in 2025.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across SI Group's workforce based on public professional data. Overall sentiment is neutral and has improved year over year in 2025.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Similar Materials Manufacturing Companies by Employee Count
- How fast is SI Group growing?
- In 2025, SI Group's headcount shrank 0.9% to 2,623 employees, down from 2,647 in 2024.
- Where are SI Group employees located?
- Most SI Group employees are based in the United States (39.1% of headcount), followed by India and China.
- What is the average salary at SI Group?
- The average employee salary at SI Group is approximately $65k per year.
- How many people does SI Group hire per year?
- In 2025, SI Group opened roughly 636 new roles — about 53 per month.
- When was SI Group founded and where is it headquartered?
- SI Group was founded in 1895 and is headquartered in The Woodlands, Texas.
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