How many employees work at Transportation Research?
Transportation Research Center, Inc. has approximately 438 total employees worldwide as of December 2025, according to Revelio Labs workforce intelligence data. Transportation Research's total headcount has grown 12.7% from 389 employees in 2023 to 438 in 2025.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published June 2026
Is Transportation Research hiring right now?
Yes, Transportation Research is actively hiring. Transportation Research had 8 active job postings in 2025, a 46.2% increase from 2024 — see job openings & hiring trends.
About Transportation Research's Workforce
Transportation Research Center, Inc. is an Engineering and Construction Services company founded in 1988 and headquartered in East Liberty, Ohio. It employs 438 people worldwide as of December 2025 and ranks as the 10th-largest by headcount among its peers.
Transportation Research's workforce has grown 12.7% from 2023 to 2025, and it rose 7.5% year over year in 2025. Its workforce is overwhelmingly concentrated in the United States (99.4%), with smaller shares in Iran (0.4%) and the Czech Republic (0.3%), and the United States is its fastest-growing location, up 4.4%.
Transportation Research's largest groups by headcount are Engineering (40.7%), Sales and Marketing (33.0%), and Finance and Operations (26.2%), with Engineering growing the fastest at 5.8%. The median tenure across employees is 6.7 years, and the average salary is $70,648, with the highest regional median in Northern America at $56,000.
Transportation Research's hiring activity has accelerated, with active postings up 46.2% in 2025 to 8, and postings per month increasing from 7 in 2023 to 15 in 2025. Overall sentiment about the company remains positive and is improving.
Sourced from Revelio Labs workforce data.
As of December 2025
Transportation Research
workforce metrics
Headcount
438
7.5% YoY
Avg. Salary
$70.6k
0.3% YoY
Tenure
6.7yr
0.5yr YoY
Growth Rate
7.5%
4.7pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Transportation Research. Compare to peers, export the dataset, and access the full quarterly history.
- Transportation Research had 438 employees in 2025, a 7.5% increase (+32) from 2024.
- Transportation Research had 406 employees in 2024, a 2.8% increase (+11) from 2023.
- Transportation Research had 395 employees in 2023, a 3.4% increase (+13) from 2022.
Transportation Research's total workforce has grown from 389 employees in 2023 to 438 in 2025.
Transportation Research Center, Inc. — quarterly employee count (2023–2025)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2025 | Q4 | 438 | +32 | +7.5% |
| 2025 | Q3 | 421 | +15 | +3.7% |
| 2025 | Q2 | 414 | +0 | -0.1% |
| 2025 | Q1 | 402 | +0 | +0.0% |
| 2024 | Q4 | 406 | +11 | +2.8% |
| 2024 | Q3 | 406 | +10 | +2.5% |
| 2024 | Q2 | 414 | +10 | +2.7% |
| 2024 | Q1 | 402 | +13 | +3.3% |
| 2023 | Q4 | 395 | +13 | +3.4% |
| 2023 | Q3 | 396 | +10 | +2.5% |
| 2023 | Q2 | 404 | +29 | +7.4% |
| 2023 | Q1 | 389 | +33 | +8.7% |
Want to see Transportation Research's complete headcount history back to 2017, including quarterly breakdowns?
The United States accounts for the largest share of Transportation Research's global workforce with approximately 99% of total employees, followed by Iran and the Czech Republic. Transportation Research's headcount in the United States is growing fastest among its major locations, up 4.4% year over year in 2025.
Transportation Research employees by country — 2025
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 434 | 99.4% | +4.4% |
| Iran | 2 | 0.4% | +0.0% |
| Czech Republic | 1 | 0.3% | +0.0% |
Drill into city-level data, hiring trends by region and historic geographic shifts
Transportation Research's largest employee groups are Engineering (40.7%), Sales and Marketing (33.0%), and Finance and Operations (26.2%).
Transportation Research employees by department — 2025
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Engineering | 178 | 40.7% | +5.8% |
| Sales and Marketing | 144 | 33.0% | +3.9% |
| Finance and Operations | 114 | 26.2% | +3.0% |
Compare Transportation Research's department mix to industry peers.
Transportation Research's average employee salary is $70,648 globally. Employees in Northern America receive the highest compensation.
Transportation Research median employee salary by region — 2025 (USD)
| Region | Median Salary |
|---|---|
| Northern America | $56,000 |
Unlock salary by role, level, and city — and compare to Transportation Research's industry peers.
- Transportation Research had 8 active job postings in 2025, a 46.2% increase (+3) from 2024.
- Transportation Research had 5 active job postings in 2024, a 88.9% decline (-8) from 2023.
- Transportation Research had 13 active job postings in 2023, a 26.7% decline from 2022.
- Hiring velocity in 2025: 15 new roles/month, up from 7 in 2024 and 7 in 2023. New metric
Transportation Research's hiring is accelerating: active job postings rose 46.2% in 2025 to 8, with new postings per month climbing from 7 in 2023 to 15 in 2025.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across Transportation Research's workforce based on public professional data. Overall sentiment is positive and has improved year over year in 2025.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Similar Engineering and Construction Services Companies by Employee Count
- How fast is Transportation Research growing?
- In 2025, Transportation Research's headcount grew 7.5% to 438 employees, up from 406 in 2024.
- Where are Transportation Research employees located?
- Most Transportation Research employees are based in the United States (99.4% of headcount), followed by Iran and the Czech Republic.
- What is the average salary at Transportation Research?
- The average employee salary at Transportation Research is approximately $70.6k per year.
- How many people does Transportation Research hire per year?
- In 2025, Transportation Research opened roughly 180 new roles — about 15 per month.
- When was Transportation Research founded and where is it headquartered?
- Transportation Research was founded in 1988 and is headquartered in East Liberty, Ohio.
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