How many employees does Trinseo have?
Trinseo Plc (TSEOQ) has approximately 2,788 total employees worldwide as of June 2026, according to Revelio Labs workforce intelligence data. Trinseo’s total headcount has declined 10.4% from 3,113 employees in 2023 to 2,788 in 2026.
Is Trinseo hiring right now?
Yes, Trinseo is actively hiring. Trinseo had 98 active job postings in 2026, a 5.9% decline from 2025 — see job openings & hiring trends.
About Trinseo’s Workforce
Trinseo Plc (TSEOQ) is a Materials Manufacturing company that employs 2,788 people worldwide as of June 2026. It is the 9th-largest by headcount among its peers. Founded in 2015, the company is headquartered in Wayne, Pennsylvania and trades on the US OTC.
Trinseo's workforce has declined 10.4% from 2023 to 2026, down 3.1% year over year in 2026. It fell to a low of 2,788 in 2026 Q2 before recovering. Its workforce is concentrated most in Western Europe (35.3%), followed by North America (19.4%) and East Asia (16.3%).
Trinseo's functional groups are Finance and Operations (45.4%), Engineering (28.5%), and Sales and Marketing (26.0%). The average salary is $71,066, ranging from a median of $98,000 in North America to $33,000 in Southern Europe, up 0.8% year over year in 2026.
Trinseo's active job postings fell 5.9% in 2026 to 98, with new postings per month cooling from 107 in 2023 to 33 in 2026. Overall employee sentiment is negative and declining.
Sourced from Revelio Labs workforce data.
- Ticker
- US OTC: TSEOQ
- Headquarters
- Wayne, Pennsylvania
- Founded
- 2015
- Industry
- Materials Manufacturing
- Employees
- 2,788
- YoY
- -3.1% (-90)
As of June 2026
Trinseo workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Trinseo. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsTrinseo Annual Employee Count (2023-2026)
Loading- Trinseo had 2,788 employees in 2026, a 3.1% decline (-90) from 2025.
- Trinseo had 2,829 employees in 2025, a 2.6% decline (-77) from 2024.
- Trinseo had 2,906 employees in 2024, a 5.2% decline (-160) from 2023.
- Trinseo had 3,066 employees in 2023, a 3.3% decline (-105) from 2022.
Trinseo's total workforce has declined from 3,113 employees in 2023 to 2,788 in 2026.
Trinseo Plc quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q2 | 2,788 | -90 | -3.1% |
| 2026 | Q1 | 2,797 | -78 | -2.7% |
| 2025 | Q4 | 2,829 | -77 | -2.6% |
| 2025 | Q3 | 2,865 | -150 | -5.0% |
| 2025 | Q2 | 2,878 | -187 | -6.1% |
| 2025 | Q1 | 2,875 | -170 | -5.6% |
| 2024 | Q4 | 2,906 | -160 | -5.2% |
| 2024 | Q3 | 3,015 | -98 | -3.1% |
| 2024 | Q2 | 3,065 | -110 | -3.5% |
| 2024 | Q1 | 3,045 | -99 | -3.1% |
| 2023 | Q4 | 3,066 | -105 | -3.3% |
| 2023 | Q3 | 3,113 | -83 | -2.6% |
See Trinseo's complete headcount history, including quarterly breakdowns.
Get the DataTrinseo Employee Count by Region (2026)
LoadingWestern Europe accounts for the largest share of Trinseo's global workforce with approximately 35% of total employees, followed by North America and East Asia.
Trinseo employees by region
| Region | Employees | % of Total |
|---|---|---|
| Western Europe | 972 | 35.3% |
| North America | 533 | 19.4% |
| East Asia | 450 | 16.3% |
| Southern Europe | 375 | 13.6% |
| Northern Europe | 227 | 8.2% |
| Southeast Asia | 94 | 3.4% |
| Central America and the Caribbean | 33 | 1.2% |
| South Asia | 19 | 0.7% |
| South America | 19 | 0.7% |
| Eastern Europe | 18 | 0.6% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataTrinseo Employee Count by Department (2026)
LoadingTrinseo's employee groups are Finance and Operations (45.4%), Engineering (28.5%), and Sales and Marketing (26.0%).
Trinseo employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 1,261 | 45.4% |
| Engineering | 792 | 28.5% |
| Sales and Marketing | 723 | 26.0% |
Compare Trinseo's department mix to industry peers.
See Full DataTrinseo Employee Salary by Region (2026)
LoadingTrinseo's average employee salary is $71,066 globally. Employees in North America receive the highest compensation, with median pay approximately 1.4x the global average. Pay is lowest in Southern Europe, at a median of $33,000.
Trinseo median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $98,000 |
| Western Europe | $65,000 |
| Northern Europe | $64,000 |
| East Asia | $46,000 |
| Eastern Europe | $37,000 |
| Southern Europe | $33,000 |
| Central and Western Asia | $25,000 |
| Central America and the Caribbean | $21,000 |
| Southeast Asia | $16,000 |
| South Asia | $16,000 |
| South America | $15,000 |
Unlock salary by role, level, and city — and compare to Trinseo's industry peers.
Unlock Salary DataTrinseo Job Openings and Hiring Trends (2023-2026)
Loading- Trinseo had 98 active job postings in 2026, a 5.9% decline (+25) from 2025.
- Trinseo had 73 active job postings in 2025, a 33.6% increase (+21) from 2024.
- Trinseo had 52 active job postings in 2024, a 74.7% decline (-62) from 2023.
- Trinseo had 114 active job postings in 2023, a 0% no change from 2022.
- Hiring velocity in 2026: 33 new roles/month, down from 40 in 2025 and 57 in 2024.
Trinseo's hiring is slowing: active job postings fell 5.9% in 2026 to 98, with new postings per month cooling from 107 in 2023 to 33 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataTrinseo Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across Trinseo's workforce based on public professional data. Overall sentiment is negative and has declined year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
Similar Materials Manufacturing Companies by Employee Count
Frequently Asked Questions About Trinseo
- How fast is Trinseo growing?
- In 2026, Trinseo's headcount shrank 3.1% to 2,788 employees, down from 2,878 in 2025.
- See the full headcount history
- Where are Trinseo employees located?
- Most Trinseo employees are based in Western Europe (35.3% of headcount), followed by North America and East Asia.
- Explore where the workforce is based
- How many people work at Trinseo in Western Europe?
- About 972 people work at Trinseo in Western Europe, its largest region.
- See headcount by region
- What is the average salary at Trinseo?
- The average employee salary at Trinseo is approximately $71.1k per year.
- Analyze the salary distribution
- How many new job postings does Trinseo open per year?
- Through Q2 2026, Trinseo opened 197 new job postings. In 2025, Trinseo opened 484 new job postings — about 40 per month.
- Track hiring trends by role
- When was Trinseo founded and where is it headquartered?
- Trinseo was founded in 2015 and is headquartered in Wayne, Pennsylvania.
- Compare Trinseo to industry peers
Speak with a workforce expert about Trinseo.
Book a DemoSee something that doesn't look right? Reach out and our team will review it.