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OHM Overview

OHM Corp. offers onsite hazardous waste remediation services. The company provides environmental services primarily to government agencies; and to large chemical, petroleum, transportation, and industrial companies. The company was formerly known as Environmental Treatment & Technologies Corp. and changed its name to OHM Corp. in February 1989. The company was founded in 1969 and is based in Findlay, Ohio. OHM Corp. operates as a subsidiary of CB&I Government Solutions, Inc.
The staff at OHM come from unusually diverse demographic backgrounds. The company is 32.1% female and 40.2% ethnic minorities. Even though it has great demographic diversity, OHM notably lacks in political diversity. It has an unusually high proportion of employees who are members of the Democratic Party, at 80.0%. Despite having coworkers who agree with each other about politics, employees at OHM tend to have relatively short tenures. Staff members usually stay with the company for 2.8 years. The average employee at OHM makes $56,695 per year, which is competitive for its industry and location. Some of its highest paying competitors, IMC Companies, Minnesota, and MSS, pay $58,049, $57,978, and $56,338, respectively.
A large finance company with 2,800 employees and an annual revenue of $750,000, OHM is headquartered in the United States.







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OHM Salaries

How much does OHM pay?
The national average salary for an OHM employee in the United States is $56,251 per year. Employees in the top 10 percent can make over $94,000 per year, while employees at the bottom 10 percent earn less than $33,000 per year.
Salary Score
Average Employee Earnings

OHM Salaries By Job Title

While the average employee salary at OHM is $56,251, there is a big variation in pay depending on the role.

The higher paying positions at OHM include finance manager, software engineer, team leader, and oracle database administrator.

A typical finance manager salary at OHM is $108,959.

To get a better sense of the salaries at OHM, other roles such as cashier and bartender can be considered as well. For comparison, the title cashier at OHM earns $21,719 per year.

OHM Careers

On average, employees at OHM stay with the company for 2.8 years. Employees most commonly join OHM after leaving Pfizer. When they leave OHM, they most frequently get their next job at Shaw Environmental.

Average Length of Employment
Minnesota3.0 years


2.8 years
Optimum2.3 years
Serco2.1 years
Top Employers Before OHM
Pfizer11.1 %
US Army8.6 %
ENSCO7.4 %
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Top Employers After OHM
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OHM Employee Demographics

Diversity Score
We calculated the diversity score of companies by measuring multiple factors, including the ethnic background, gender identity, and language skills of their workforce.

OHM Employees Education

Of the 2,800 employees at OHM, 11.8% attended Ohio State University. Employees at OHM most frequently majored in Business, and most employees’ highest level of education is a Bachelors.

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OHM Financial Performance

Performance Score
We calculated the performance score of companies by measuring multiple factors, including revenue, longevity, and stock market performance.


< $5M

Founded in


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OHM Competitors

Based on our research, similar companies to OHM are Minnesota, MSS, and IMC Companies.

The average salaries at Minnesota rank the highest, with their employees earning an average salary of $58,734 per year.

Employees at MSS earn an average of $58,370 per year, and the employees at IMC Companies earn an average salary of $57,945 per year.

Average Salary

Frequently Asked Questions about OHM

When was OHM founded?

OHM was founded in 1969.

How many Employees does OHM have?

OHM has 2,800 employees.

How much money does OHM make?

OHM generates $750,000 in revenue.

What industry is OHM in?

OHM is in the transportation industry.

Who are OHM's competitors?

OHM competitors include Optimum, Serco, Minnesota, Schindler Elevator, IMC Companies, ATS, EMS, MSS, Maersk Line, J & D, Lynx, US Airways, GET Inc. publicidad e importaciones, Otis Elevator Company, Vantage, Faneuil, Carey International, Air Serv, Mediterranean Shipping Company, Frontier Airlines.

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Updated May 18, 2020

Zippia gives an in-depth look into the details of OHM, including salaries, political affiliations, employee data, and more, in order to inform job seekers about OHM. The employee data is based on information from people who have self-reported their past or current employments at OHM. While we have made attempts to ensure that the information displayed are correct, Zippia is not responsible for any errors or omissions, or for the results obtained from the use of this information. The data presented on this page does not represent the view of OHM and its employees or that of Zippia.

OHM may also be known as or be related to OHM CORP, OHM Corp and OHM Corporation.