How many employees work at OPW?

OPW, Inc. has approximately 1,187 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. OPW’s total headcount has declined 3.9% from 1,236 employees in 2023 to 1,187 in 2026.

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

Is OPW hiring right now?

Yes, OPW is actively hiring. OPW had 86 active job postings in 2026, a 27.8% increase from 2025 see job openings & hiring trends.

About OPW’s Workforce

OPW, Inc. is an Environmental Services company that employs 1,187 people worldwide as of March 2026. It is the 11th-largest by headcount among its peers. Founded in 1892, the company is headquartered in Hamilton, Ohio.

OPW's workforce has declined 3.9% from 2023 to 2026, down 0.9% year over year in 2026. It fell to a low of 1,187 in 2026 Q1 before recovering. Its workforce is concentrated most in North America (44.4%), followed by Northern Europe (20.0%) and Central America and the Caribbean (10.5%).

OPW's functional groups are Finance and Operations (40.8%), Engineering (29.7%), and Sales and Marketing (29.5%). The average salary is $60,444, ranging from a median of $68,000 in North America to $9,000 in South Asia, down 1.9% year over year in 2026.

OPW's active job postings rose 27.8% in 2026 to 86, with new postings per month cooling from 111 in 2023 to 38 in 2026. Overall employee sentiment is negative and declining.

Sourced from Revelio Labs workforce data.

Headquarters
Hamilton, Ohio
Founded
1892
Industry
Environmental Services
Employees
1,187
YoY
-0.9% (-41)

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OPW Annual Employee Count (2023-2026)

Interactive chart of OPW annual worldwide employee count from 2023 to 2026.
  • OPW had 1,187 employees in 2026, a 0.9% decline (-41) from 2025.
  • OPW had 1,202 employees in 2025, a 0.8% decline (-29) from 2024.
  • OPW had 1,231 employees in 2024, a 1.2% decline (-15) from 2023.
  • OPW had 1,246 employees in 2023, a 1.4% increase (+17) from 2022.

OPW's total workforce has declined from 1,236 employees in 2023 to 1,187 in 2026. OPW's headcount peaked at 1,273 in 2024.

OPW, Inc. quarterly employee count

YearQtrEmployeesYoY ChangeYoY %
2026Q11,187-41-0.9%
2025Q41,202-29-0.8%
2025Q31,209-50-1.8%
2025Q21,218-55-1.7%
2025Q11,228-22-1.6%
2024Q41,231-15-1.2%
2024Q31,259+13+0.2%
2024Q21,273+37+1.8%
2024Q11,250+19+1.6%
2023Q41,246+17+1.4%
2023Q31,246+7+0.4%
2023Q21,236+3-0.9%

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OPW Employee Count by Region (2026)

North America accounts for the largest share of OPW's global workforce with approximately 44% of total employees, followed by Northern Europe and Central America and the Caribbean.

OPW employees by region

RegionEmployees% of Total
North America52544.4%
Northern Europe23620.0%
Central America and the Caribbean12410.5%
Western Europe1028.6%
South Asia615.2%
East Asia594.9%
Southeast Asia302.5%
Southern Europe121.0%
Sub-Saharan Africa100.9%
South America100.8%

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OPW Employee Count by Department (2026)

OPW's employee groups are Finance and Operations (40.8%), Engineering (29.7%), and Sales and Marketing (29.5%).

OPW employees by department

DepartmentEmployees% of Total
Finance and Operations47440.8%
Engineering34529.7%
Sales and Marketing34229.5%

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OPW Employee Salary by Region (2026)

OPW's average employee salary is $60,444 globally. Employees in North America receive the highest compensation. Pay is lowest in South Asia, at a median of $9,000.

OPW median employee salary by region (USD)

RegionMedian Salary
North America$68,000
Western Europe$57,000
Southern Europe$48,000
Northern Europe$44,000
East Asia$39,000
Eastern Europe$24,000
Southeast Asia$22,000
Central America and the Caribbean$18,000
Sub-Saharan Africa$16,000
South America$13,000
South Asia$9,000

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OPW Job Openings and Hiring Trends (2023-2026)

Interactive chart of OPW annual active job postings from 2023 to 2026.
  • OPW had 86 active job postings in 2026, a 27.8% increase (+8) from 2025.
  • OPW had 78 active job postings in 2025, a 76.1% increase (+43) from 2024.
  • OPW had 35 active job postings in 2024, a 66.7% decline (-35) from 2023.
  • OPW had 70 active job postings in 2023, a 107.0% decline from 2022.
  • Hiring velocity in 2026: 38 new roles/month, down from 47 in 2025 and 84 in 2024.

OPW's active job postings rose 27.8% in 2026 to 86, with new postings per month cooling from 111 in 2023 to 38 in 2026.

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OPW Employee Sentiment (2026)

Revelio Labs tracks employee sentiment across OPW's workforce based on public professional data. Overall sentiment is negative and has declined year over year in 2026.

Overall

NegativePositive

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Frequently Asked Questions About OPW

How fast is OPW growing?
In 2026, OPW's headcount shrank 0.9% to 1,187 employees, down from 1,228 in 2025.
See the full headcount history
Where are OPW employees located?
Most OPW employees are based in North America (44.4% of headcount), followed by Northern Europe and Central America and the Caribbean.
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What is the average salary at OPW?
The average employee salary at OPW is approximately $60.4k per year.
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How many new job postings does OPW open per year?
In Q1 2026, OPW opened 115 new job postings. In 2025, OPW opened 564 new job postings — about 47 per month.
Track hiring trends by role
When was OPW founded and where is it headquartered?
OPW was founded in 1892 and is headquartered in Hamilton, Ohio.
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