Top Companies in Cambridge, MA

Glassdoor brings you an inside look at the top rated companies in Cambridge based upon employee reviews.

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Twitter HQ: San Francisco, CA NYSE: TWTR

A Twitter Senior Software Engineer said:

“Awesome place for engineers to learn and grow with an endless supply of perks and opportunities!”
“Interesting projects, really smart people, great perks, and highly visible company. It's fun to work at a company where most major feature releases are highlighted on TechCrunch and other tech blogs!” –
148 Reviews

Overall Company Rating

4.3 Employees are “Very Satisfied”

Overall CEO Rating

Twitter CEO Dick Costolo

Dick Costolo
95% Approve

Insight Global HQ: Atlanta, GA

An Insight Global Senior Business Analyst said:

“Impressive way to search for candidates and match their profiles with strong job positions”
“I was just starting to search for a new job when Insight Global contacted me. They found me, I did not look for them.. impressive way to search for candidates. They matched my job skills with an open…” –
1,148 Reviews

Overall Company Rating

4.4 Employees are “Very Satisfied”

Overall CEO Rating

Glenn Johnson
96% Approve

The Frankel Group HQ: New York, NY

A The Frankel Group Consultant said:

“A growing, entrepreneurial firm for people who love the life sciences and business”
“Some of the key reasons to choose Frankel Group include: Caliber of the people: Colleagues at the Frankel Group are some of the sharpest in the life sciences industry and have extremely deep…” –
22 Reviews

Overall Company Rating

4.6 Employees are “Very Satisfied”

Overall CEO Rating

The Frankel Group Founder Barry R. Frankel

Barry R. Frankel
100% Approve

Infinity Pharmaceuticals HQ: Cambridge, MA NASDAQ: INFI

An Infinity Pharmaceuticals Intern said:

“Exciting and rewarding internship experience”
“-weekly luncheons with various departments, able to shadow any department upon completion (often including free lunch) -supervisor challenging but friendly -understanding of work/life balance…” –
8 Reviews

Overall Company Rating

4.5 Employees are “Very Satisfied”

Overall CEO Rating

Infinity Pharmaceuticals CEO and Director Adelene Q. Perkins

Adelene Q. Perkins
100% Approve

Union of Concerned Scientists HQ: Cambridge, MA

An Union of Concerned Scientists employee said:

“An incredible learning opportunity with very smart co-workers!”
“UCS staff are all very dedicated to their job and to the mission of the organization. My colleagues were passionate, smart, and friendly. This is a medium-sized nonprofit that is managed well and…” –
5 Reviews

Overall Company Rating

4.8 Employees are “Very Satisfied”

Overall CEO Rating

Kevin Knobloch
100% Approve

Ironwood Pharmaceuticals HQ: Cambridge, MA

An Ironwood Pharmaceuticals Office Manager said:

“Free beer on Fridays!”
“Really laid back people, great company culture, and challenging work.” –
4 Reviews

Overall Company Rating

4.8 Employees are “Very Satisfied”

Overall CEO Rating

Peter M. Hecht, Ph.D.
100% Approve

ROI Solutions HQ: Cambridge, MA

A ROI Solutions Account Management said:

“Awesome place to work!”
“ROI Solutions is really great place to work; great team and co-workers. The office space/location is really nice and they have a great client base. Nice work environment all around. Some of the…” –
3 Reviews

Overall Company Rating

4.7 Employees are “Very Satisfied”

Overall CEO Rating

Gina M. VanderLoop
100% Approve

Tapjoy HQ: San Francisco, CA

​​Tapjoy is a exciting and innovative global company that is changing the mobile landscape through cutting-edge and dynamic products. ​ Tapjoy's mobile performance-based advertising platform…Full Overview

A Tapjoy Software Engineer said:

“The challenge of a lifetime to operate at scale.”
“* The engineering problems are challenging, complex, exciting, and a great learning opportunity. * The culture is phenomenal, and your co-workers across every organization are great to work with…” –
27 Reviews

Overall Company Rating

3.4 Employees say it's “OK”

Overall CEO Rating

Steve Wadsworth
91% Approve

J.P. Morgan HQ: New York, NY NYSE: JPM

J.P. Morgan has been doing first-class business in a first-class way for more than 200 years. We have been a leading player in helping companies grow and markets develop throughout our history. We…Full Overview

A J.P. Morgan Senior Software Developer said:

“JP Morgan”
“Aggressive technical, can afford the best of the best staff, pays well” –
3,574 Reviews

Overall Company Rating

3.4 Employees say it's “OK”

Overall CEO Rating

J.P. Morgan Chairman, President, and CEO Jamie Dimon

Jamie Dimon
82% Approve

Pier 1 Imports HQ: Fort Worth, TX NYSE: PIR

A Pier 1 Imports employee said:

“As unique as the items they sell.”
“Flexibility with work schedules. Great store manager! Coworkers are so diverse and great to work with. The whimsical atmosphere. Uses positive reinforcement to motivate associates.” –
426 Reviews

Overall Company Rating

3.0 Employees say it's “OK”

Overall CEO Rating

Pier 1 Imports President, CEO, and Director Alex Smith

Alex Smith
69% Approve

Glassdoor is your free inside look at the top companies in Cambridge, MA - including employee satisfaction and CEO approval rating. We've compiled 2,123 company reviews to bring you the best companies as rated anonymously by employees.