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Anonymously Rate Your Experience & Make Work BetterMerrimack Pharmaceuticals employees are -34% more likely to recommend Merrimack Pharmaceuticals as a great place to work
| 33% | Promoters |
|---|---|
| 0% | Passives |
| 67% | Detractors |
Working at Merrimack Pharmaceuticals is rated below average by 3 employees, across various culture dimensions. Merrimack Pharmaceuticals employees rate Perks And Benefits highest among all categories, and think that Outlook and CEO Rating have the most room for improvement, putting Merrimack Pharmaceuticals’s culture in the Bottom 35% compared to similar sized companies on Comparably and in the Bottom 30% compared to other companies in Boston. See below in detail how working at Merrimack Pharmaceuticals was rated by employees.
Overall Company Culture at Merrimack Pharmaceuticals is rated C-
Last updated months ago
Merrimack Pharmaceuticals ranks in the Bottom 35% of other companies on Comparably with 201-500 Employees for Overall Company Culture Score
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Anonymously Rate Your Experience & Make Work BetterMerrimack Pharmaceuticals discovers, designs and develops therapies for the treatment of diseases in the areas of autoimmunity and cancer.
To transform cancer care through the smart design and development of targeted solutions based on a deep understanding of cancer pathways and biological markers.
A world where all cancer patients and their families live fulfilling lives.
| Headquarter | One Kendall Square, Suite B7201 Cambridge, MA United States of America |
|---|---|
| Website | www.merrimackpharma.com |
| Founding Date | 2000 |
| Tel | (617) 441-1000 |
| Company Status | Public |
| Stock | MACK |
Merrimack Pharmaceuticals competitors include Juno Therapeutics. Merrimack Pharmaceuticals ranks 2nd in Overall Culture Score on Comparably vs its competitors. See below how Merrimack Pharmaceuticals compares to its competitors with CEO Rankings, Product & Services, NPS, Pricing, Customer Services, Overall Culture Score, eNPS, Gender and Diversity Scores.
3 employees at Merrimack Pharmaceuticals have reviewed Merrimack Pharmaceuticals across various culture dimensions, providing their opinions on items ranging from executive ratings to the pace at work. The latest review was months ago.
Overall, the 3 Merrimack Pharmaceuticals employees give their leadership a grade of C+, or Top 50% of similar size companies on Comparably. This includes specific ratings of their executive team, CEO, and manager.
Employees at Merrimack Pharmaceuticals are not very pleased with their total compensation at Merrimack Pharmaceuticals, which includes a combination of pay, stock and equity, and benefits.
Overall, employees at Merrimack Pharmaceuticals are generally satisfied with their team. 3 Participants grade the quality of their coworkers a C-. Less than half believe the meetings at Merrimack Pharmaceuticals are effective, and the majority look forward to interacting with their coworkers.
The majority of employees at Merrimack Pharmaceuticals believe the environment at Merrimack Pharmaceuticals is negative. Most Participants believe the pace of work at Merrimack Pharmaceuticals is comfortably fast. About 34% of the employees at Merrimack Pharmaceuticals work 8 hours or less, while 33% of them have an extremely long day - longer than twelve hours.
Overall, the employees at Merrimack Pharmaceuticals are dissatisfied, based on their aggregated ratings of future outlook, customer perception, and their excitement going to work.

The prevailing opinion from Comparably users in Boston about their company is that it was very prepared on their first day. Boston employees concluded that their overall onboarding experience was positive. 75% said their direct manager was helpful with their acclimation during the first 90 days. First impressions are important, and how prepared a company is on your first day leaves a lasting impression.
Employees’ understanding of Merrimack Pharmaceuticals' KPIs and OKRs is essential for its success. Out of 3 Merrimack Pharmaceuticals employees who’ve answered, “Are your company’s goals clear and are you invested in them?” 2 have said yes.
Richard’s approval rate is lower compared to CEOs at similar sized companies, putting Richard in the Bottom 5% of all CEOs of similar-sized companies on Comparably, and in the Bottom 5% compared to CEOs of all other companies in Boston. Richard Peters’s employees rank Merrimack Pharmaceuticals in the Top 20% for Perks And Benefits, in the Top 25% for Manager, and in the Top 35% for Professional Development. When compared to Merrimack Pharmaceuticals’s competitors, Richard Peters ranks below Juno Therapeutics CEO Hans Bishop.
The Merrimack Pharmaceuticals Executive Team is rated a “C+” and led by CEO Richard Peters, CFO, Principal Accounting Officer & Treasurer Jean Franchi, and Founder Gavin MacBeath Ph.D.
Richard Peters CEO / President
Dr. Richard Peters, M.D., Ph.D. has been the Chief Executive Officer and President of Merrimack Pharmaceuticals, Inc.... read more
Jean Franchi CFO, Principal Accounting Officer & Treasurer
Ms. Jean M. Franchi has been Chief Financial Officer of Merrimack Pharmaceuticals, Inc. since August 21, 2017 and serves... read more
Gavin MacBeath Ph.D. Founder
Dr. Gavin MacBeath, Ph.D., has been Chief Scientific Officer at Abpro Corporation since March 2017. Dr. MacBeath is a... read more
Ulrik Nielsen Ph.D. Co-Founder & Director
Dr. Ulrik B. Nielsen, Ph.D., is the Co-founder of Merrimack Pharmaceuticals, Inc. Dr. Nielsen served as the Chief... read more
Thomas E. Needham Jr., MBA Chief Business Officer
Mr. Thomas E. Needham, also known as Tom, Jr., MBA, has been the Chief Business Officer at Merrimack Pharmaceuticals,... read more
Jeffrey A. Munsie General Counsel, Head of Corporate Operations & Secretary
Mr. Jeffrey A. Munsie has been the Head of Corporate Operations at Merrimack Pharmaceuticals, Inc. since March 2017 and... read more
Daryl C. Drummond Ph.D. Head of Research
Dr. Daryl C. Drummond, Ph.D. has been Head of Research at Merrimack Pharmaceuticals, Inc. since March 2017. Prior to... read more
Sergio L. Santillana M.D., MSc Chief Medical Officer
Dr. Sergio L. Santillana, M.D., MSc has been Chief Medical Officer at Merrimack Pharmaceuticals, Inc. since June 12,... read more
Fazal R. Khan Ph.D. Senior Vice President of Manufacturing
Dr. Fazal R. Khan, Ph.D. has been Senior Vice President of Manufacturing at Merrimack Pharmaceuticals, Inc. since April... read more
How much do people at Merrimack Pharmaceuticals get paid? See the latest salaries by department and job title. The average estimated annual salary, including base and bonus, at Merrimack Pharmaceuticals is $98,163, or $47 per hour, while the estimated median salary is $96,698, or $46 per hour.
At Merrimack Pharmaceuticals, the highest paid job is a General Counsel at $288,965 annually and the lowest is a CS Rep at $46,581 annually. Average Merrimack Pharmaceuticals salaries by department include: Product at $137,090, Finance at $63,140, Design at $82,029, and HR at $96,298. Half of Merrimack Pharmaceuticals salaries are above $96,698.
3 employees at Merrimack Pharmaceuticals rank their Compensation in the Bottom 35% of similar sized companies in the US (based on 13 ratings) while 3 employees at Merrimack Pharmaceuticals rank their Perks And Benefits in the Top 20% of similar sized companies in the US (based on 6 ratings).
Last updated months ago.
| Summary | Salary Range | Percentile |
|---|---|---|
1st Percentile $62k | $62k | 1st Percentile |
17th Percentile $79k | $79k | 17th Percentile |
33rd Percentile $93k | $93k | 33rd Percentile |
50th Percentile $187k | $187k | 50th Percentile |
67th Percentile $271k | $271k | 67th Percentile |
83rd Percentile $312k | $312k | 83rd Percentile |
100th Percentile $373k | $373k | 100th Percentile |
* Estimated salaries Estimated salaries are based on data provided anonymously by employees and/or estimated by other statistical methods.
The Diversity score provides insights into how diverse employees feel and rate their work experience at Merrimack Pharmaceuticals across various culture dimensions.
Merrimack Pharmaceuticals' PTO and Vacation policy typically gives unlimited days off a year. Merrimack Pharmaceuticals' benefits and PTO Package averages to represent a $500 -$1000 cash value per month.

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In 2019, Merrimack Pharmaceuticals applied for 8 H1B visas. Of the work permits applied for, 75% were approved, 13% certified-withdrawn, and 13% withdrawn.
An in-depth look at ‘Certified-withdrawn’ H1B applications at Merrimack Pharmaceuticals unveil that one approved work permit application was withdrawn before the employee’s start date, and one was withdrawn by Merrimack Pharmaceuticals after the employee’s start date.
H1B Applications Outcome
This data was calculated using publicly sourced data from OFLC Performance Data

Candidates By Department
All Industries | 33% | |
|---|---|---|
Executive | 17% | |
Finance | 17% | |
Sales | 17% | |
Business Development | 17% |
Candidates By Location
Boston | 50% | |
|---|---|---|
Washington | 17% | |
Clifton Park | 17% | |
Nashua | 17% |
What is Merrimack Pharmaceuticals address?
Merrimack Pharmaceuticals location is at One Kendall Square, Suite B7201
Who is the CEO of Merrimack Pharmaceuticals?
Merrimack Pharmaceuticals CEO is Richard Peters, their score by employees is 50
What is Merrimack Pharmaceuticals eNPS?
The eNPS for Merrimack Pharmaceuticals is -34
What is the salary for Data Scientist in Merrimack Pharmaceuticals?
Data Scientist average salary in the US is 130k
What are the salaries in the IT in Merrimack Pharmaceuticals?
The average salaries for IT in Merrimack Pharmaceuticals is 101k