Merrimack Pharmaceuticals Overview

Merrimack is a fully integrated biopharmaceutical company that views cancer as a complex engineering challenge. Through systems biology, which brings together the fields of biology, computing and engineering, Merrimack aims to decrease uncertainty in d...
The staff at Merrimack Pharmaceuticals come from unusually diverse demographic backgrounds. The company is 52.4% female and 25.6% ethnic minorities. Merrimack Pharmaceuticals employees are more likely to be members of the Republican Party than the Democratic Party, with 58.1% of employees identifying as members of the Republican Party. But those numbers could change quickly because the turnover rate at Merrimack Pharmaceuticals is relatively high. Employees at Merrimack Pharmaceuticals stay with the company for an average of 2.7 years before leaving. The average employee at Merrimack Pharmaceuticals makes $55,878 per year. Pay at Merrimack Pharmaceuticals is significantly lower than some of its highest paying competitors, like Ironwood Pharmaceuticals, ImmunoGen, and Crest, which pay $80,777, $76,376, and $76,171, respectively.
Based in Cambridge, Massachusetts, Merrimack Pharmaceuticals is a medium-sized pharmaceutical company with 294 employees and a revenue of $144.3M.







Founded in



Cambridge, MA


Organization Type


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The Team At Merrimack Pharmaceuticals

Key People
  • Robert Mulroy (Executive Officer, Director)
  • Gary Crocker (Director)
  • Sarah Nash (Director)
  • Michael Porter (Director)
  • Walter Lovenberg (Director)
  • James Dresser (Director)
  • Anthony Sinskey (Director)
  • Gordon Fehr (Director)
  • William Sullivan (Executive Officer)
  • Robert Gay (Director)

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Merrimack Pharmaceuticals Rankings

Merrimack Pharmaceuticals is ranked #59 on the Best Pharmaceutical Companies to Work For in America list. Zippia's Best Places to Work lists provide unbiased, data-based evaluations of companies. Rankings are based on government and proprietary data on salaries, company financial health, and employee diversity.

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Merrimack Pharmaceuticals Salaries

How much does Merrimack Pharmaceuticals pay?
The national average salary for a Merrimack Pharmaceuticals employee in the United States is $55,878 per year. Employees in the top 10 percent can make over $107,000 per year, while employees at the bottom 10 percent earn less than $29,000 per year.
Salary Score
Average Employee Earnings

Merrimack Pharmaceuticals Salaries By Job Title

The average employee at Merrimack Pharmaceuticals earns a yearly salary of $55,878 per year, but different jobs can earn drastically different salaries. Some of the job titles with high salaries at Merrimack Pharmaceuticals are Biochemist, Human Resources Business Partner, Research Associate, and Dietary Aide. A typical Biochemist salary at Merrimack Pharmaceuticals is $100,871. Other roles at Merrimack Pharmaceuticals include Housekeeper and Recreation Aide. A Housekeeper at Merrimack Pharmaceuticals earns an average yearly salary of $22,541.
Human Resources Business Partner
Human Resources Business Partner
Research Associate
Research Associate
Dietary Aide
Dietary Aide
Clinical Trial Manager
Clinical Trial Manager
Risk Analyst
Risk Analyst
MIS Technician
MIS Technician
Registered Nurse Supervisor
Registered Nurse Supervisor
Quality Control Analyst
Quality Control Analyst

Merrimack Pharmaceuticals Careers

On average, employees at Merrimack Pharmaceuticals stay with the company for 2.7 years. Employees most commonly join Merrimack Pharmaceuticals after leaving Dunkin' Donuts Northeast Distribution Center. When they leave Merrimack Pharmaceuticals, they most frequently get their next job at New Hampshire Insurance Company.

Average Length of Employment
ImmunoGen2.9 years

Merrimack Pharmaceuticals

2.7 years
Top Employers Before Merrimack Pharmaceuticals
Genzyme8.4 %
Walmart6.3 %
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Top Employers After Merrimack Pharmaceuticals
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Merrimack Pharmaceuticals Financial Performance

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


$100M - $1B

Founded in


Organization type


Merrimack Pharmaceuticals Financing Rounds

DateAmountSecurity Type
Apr 13, 2011Equity
Apr 13, 2011

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Merrimack Pharmaceuticals Competitors

Some of the competitors of Merrimack Pharmaceuticals are Ironwood Pharmaceuticals, ImmunoGen, and Crest. The average salaries at Ironwood Pharmaceuticals rank the highest, with their employees earning an average salary of $80,777 per year. Employees at ImmunoGen earn an average of $76,376 per year, and the employees at Crest earn an average salary of $76,171 per year.

Frequently Asked Questions about Merrimack Pharmaceuticals

When was Merrimack Pharmaceuticals founded?

Merrimack Pharmaceuticals was founded in 2000.

How many Employees does Merrimack Pharmaceuticals have?

Merrimack Pharmaceuticals has 294 employees.

How much money does Merrimack Pharmaceuticals make?

Merrimack Pharmaceuticals generates $144.3M in revenue.

What industry is Merrimack Pharmaceuticals in?

Merrimack Pharmaceuticals is in the pharmaceutical industry.

What type of company is Merrimack Pharmaceuticals?

Merrimack Pharmaceuticals is a public company.

Who are Merrimack Pharmaceuticals's competitors?

Merrimack Pharmaceuticals competitors include Alnylam Pharmaceuticals, Momenta Pharmaceuticals, ImmunoGen, Ironwood Pharmaceuticals, Catalent, BioReliance, Emergent BioSolutions, AMRI, La Jolla Pharmaceutical Company, Patheon, Eyeglass World, Ricerca Biosciences, Crest, BioLife Plasma Services LP, Sandia National Laboratories, KV Pharmaceutical, Corium International, Amneal Pharmaceuticals, Health Quest, Watson Laboratories.

Who works at Merrimack Pharmaceuticals?

Robert Mulroy (Executive Officer, Director)

Gary Crocker (Director)

Sarah Nash (Director)

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Where is Merrimack Pharmaceuticals's headquarters?

Merrimack Pharmaceuticals's headquarters is in Cambridge, MA.

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You can find out what it is like to work at Merrimack Pharmaceuticals, also known as MERRIMACK PHARM INC, MERRIMACK PHARMACEUTICALS INC, Merrimack, Merrimack Pharmaceuticals, Merrimack Pharmaceuticals Inc and Merrimack Pharmaceuticals, Inc..

Zippia gives an in-depth look into the details of Merrimack Pharmaceuticals, including salaries, political affiliations, employee data, and more, in order to inform job seekers about Merrimack Pharmaceuticals. The employee data is based on information from people who have self-reported their past or current employments at Merrimack Pharmaceuticals. 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 Merrimack Pharmaceuticals and its employees or that of Zippia.