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What's Best Midsize Companies?

Built In's “Best Midsize Companies” list rates companies with 101-500 employees based on their employer benefits and employee submitted compensation data. Rank is determined by combining a company’s score in each of these categories.

50 Best Midsize Companies to Work For in Boston

Circle

Blockchain + Fintech
About us
We are a global internet finance company built on blockchain technology, powered by crypto assets, and dedicated to helping people everywhere create and share value.
140
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Company Equity
Dental Benefits
Family Medical Leave
Remote Work Program
Vision Benefits
Casual Dress
What people are saying
"Flexible in every way - not just in hours and vacation time. Circle also gave me the confidence and support to grow and change my role so I could follow my passions over the past four years. I love getting to work with such creative, smart people."

edX

Consumer Web + eCommerce
About us
Founded in 2012 by Harvard University and MIT, edX is the leading nonprofit, open-source online learning destination. We offer high-quality courses, from 120 of the world’s best universities and institutions, to learners everywhere. Our mission: Increase access to high-quality education for everyone, everywhere.
180
Local Employees
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Life Insurance
Performance Bonus
Flexible Work Schedule
Health Insurance Benefits
Commuter Benefits
Flexible Spending Account (FSA)
What people are saying
"Why did you choose to work at edX?
"The mission brought me to edX. Beyond that the culture, technology, amazing people, and commitment to excellence are why I stayed.""

Cogo Labs

AdTech + Big Data
About us
We’re a startup accelerator in Kendall Square, Cambridge. We have a proven track record of turning great ideas into fast-growing, successful web companies. Our mission is to launch and accelerate internet companies using our data, tech, analytics, and entrepreneurial expertise.
100
Local Employees
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Restricted work hours
Job Training & Conferences
Friends outside of work
Sabbatical
Commuter Benefits
Life Insurance
What people are saying
"“Upon starting here at Cogo it became quickly apparent that each and every person has a uniquely distinct and important role in creating value for the company. I have never worked in an environment where individual contributors have been appreciated."

SHYFT Analytics

Big Data + Healthtech
About us
SHYFT is the world’s leading analytics cloud for life sciences that enables organizations to catalyze clinical development and commercial growth through converged insights. Customers drive collective action against key objectives as they anticipate, design and deliver the right treatment to the right patient at precisely the right time.
135
Local Employees
Founded
Waltham
Location
TOP PERKS + BENEFITS
Stocked Kitchen
Happy Hours
Unlimited Vacation Policy
Recreational Clubs
Health Insurance Benefits
Onsite Gym
What people are saying
"Growth opportunities at SHYFT are present for anyone who wants them – when you build something with merit or want to grow in a new direction, that’s encouraged. Not only will you get support from leaders in the company, but from team members as well"

CrunchTime!

Food + Software
About us
CrunchTime is the gold-standard restaurant management platform technology in the hospitality industry. Thousands of the world's most popular restaurants, cruise lines, and entertainment venues depend on CrunchTime to manage their food inventory and workforce scheduling, lower operational costs, and create amazing experiences for their guests.
120
Local Employees
Boston
Location
TOP PERKS + BENEFITS
Disability Insurance
Happy Hours
Volunteer in local community
Fitness Subsidies
Game Room
Paid Holidays
What people are saying
"A big part of our culture is giving back to the community. Whether it's donating our software to The Pine Street Inn to help them prepare 3,000 meals a day or just a few of us going to prep food for the less fortunate, we try to be good neighbors."
About us
CloudHealth Technologies gives organizations a new, more efficient way to visualize, optimize, and automate their cloud environments. The CloudHealth® Cloud Service Management platform integrates with services across the datacenter and cloud, giving enterprises, startups, and service providers access to a centralized hub of robust data analytics.
240
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Happy Hours
Wellness Programs
Health Insurance Benefits
Unlimited Vacation Policy
Company Outings
Paid Volunteer Time
What people are saying
"This is, hands down, the smartest, most motivated, and highly collaborative group of people I have ever had the chance to work with and I can honestly say that I’m more excited than I've ever been to come to work every day."

LevelUp

Fintech + Payments
About us
LevelUp aims to build the next-generation mobile payment network, connecting consumers and merchants with a seamless payments experience that blends payments, analytics and rewards. LevelUp is bringing this technology to market in three distinct ways; via the LevelUp app, embedded into partner restaurant apps, and via an open developer platform.
215
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Casual Dress
Disability Insurance
Unlimited Vacation Policy
Happy Hours
Flexible Work Schedule
Some Meals Provided
What people are saying
"These are some of the best people I've had the chance to work with. I appreciate the autonomy each dev has to choose their own ways of solving problems, while having the resources of constructive teammates to bounce ideas off of."

Vestmark, Inc.

Fintech + Software
About us
Vestmark enables financial advisors and institutions to efficiently manage and trade their clients’ portfolios through an innovative SaaS platform. Our client list includes blue chip financial institutions, with over $1 trillion in assets and 3.4 million investor accounts on our platform.
290
Local Employees
Founded
Wakefield
Location
TOP PERKS + BENEFITS
401(K)
Job Training & Conferences
Generous PTO
Vision Benefits
Company Equity
Onsite Gym
What people are saying
"At Vestmark we have a fun committee that plans two to three events per quarter including company and family events. Our events include paint nights, chili cookoffs, meditation sessions, cornhole tournaments, movie nights, and so much more. . We are strong believers that providing a fun work culture promotes individual growth and teamwork. "

WordStream

AdTech + Digital Media
About us
WordStream is a SaaS company and the preeminent thought leader in the world of online advertising. We create and support award-winning software that empowers small businesses and agencies to grow more efficiently. Accelerating this success is only possible if we continue to scale our talented, customer-inspired team.
270
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Generous Parental Leave
Diversity manifesto
Team owned deliverables
Intracompany committees
Family Medical Leave
Flexible Work Schedule
About us
The only web-based software platform specifically designed for ELL educators and the English Learners they serve. Ellevation helps English Language Learners realize their highest aspirations. The success of our nation’s underserved students is closely tied to effective teaching. To support hard-working and passionate educators, we develop solutions
80
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Unlimited Vacation Policy
Flexible Spending Account (FSA)
Paid Holidays
Happy Hours
Adoption Assistance
Company Equity
What people are saying
"I'm proud to work for a company that works hard to support the dreams and goals of English Language Learners across the country. "

Hopper

Travel
About us
Hopper is the smart way to book travel on your phone. Combining massive amounts of data and advanced machine learning algorithms, Hopper predicts and analyzes airfare and accommodation to save users money and enable them to travel more often.
53
Local Employees
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Casual Dress
Relocation Assistance
Documented equal pay policy
Partners with Nonprofits
Stocked Kitchen
Friends outside of work

Upserve

Payments + Software
About us
Upserve is a leading full-service Restaurant Management Platform. In a single platform, Upserve offers cloud POS, actionable analytics, and seamless integration with leading 3rd party restaurant apps. Thousands of restaurants use Upserve to manage relationships with more than 32 million active diners to serve over 23 million meals per month.
170
Local Employees
Providence
Location
TOP PERKS + BENEFITS
Company Outings
Free Daily Meals
Wellness Programs
Recreational Clubs
Stocked Kitchen
Paid Sick Days

Quick Base

Cloud + Software
About us
Quick Base is a tool that enables individuals to build apps and automate parts of their jobs without needing to know how to code. People of all technical backgrounds use Quick Base to create solutions that streamline processes, save time and increase efficiency while working in concert with existing IT systems.
300
Local Employees
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Vision Benefits
401(K) Matching
Disability Insurance
Pet Insurance
Dental Benefits
Commuter Benefits

SmartBear

Software
About us
SmartBear is the innovator behind the industry’s highest impact tools to build, test, and monitor great software. Over 6 million software professionals and 22,000 companies across 194 countries use SmartBear tools.
185
Local Employees
Founded
Somerville
Location
TOP PERKS + BENEFITS
Disability Insurance
Company Equity
401(K)
Pet Insurance
Stocked Kitchen
Commuter Benefits
What people are saying
"I am proud to welcome new hires to SmartBear knowing the unlimited potential for growth ahead of them. We are equipped with the support, leadership, and resources needed to accelerate a prosperous career at SmartBear and beyond."

Kensho Technologies

Big Data + Fintech
About us
Kensho uses machine learning, artificial intelligence, natural language processing, and data visualization techniques to solve some of the hardest analytical problems for top investment organizations.
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Family Medical Leave
Company Outings
Performance Bonus
Life Insurance
Dental Benefits
Flexible Spending Account (FSA)
What people are saying
"Kensho has a super friendly office vibe. People are genuinely happy to work here and it shows. I recently joined Kensho and as a "newbie" I have never felt more welcome at a company in my life. People go out of their way to talk to you, sit with you at lunch and get to know you. It's an amazing place!"

Panorama Education

Edtech + Software
About us
Through our SaaS platform and professional services, Panorama helps educators monitor how students are doing across academics, attendance, behavior, and college readiness. We also help educators get data about non-academic factors that are key to each child’s success in school and in life, such as SEL skills, safety, and family engagement.
125
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Wellness Programs
Paid Holidays
Casual Dress
Fitness Subsidies
Happy Hours
Flexible Spending Account (FSA)
What people are saying
"Panorama has tripled in size over the last 3 years since I joined. In those 3 years, I’ve found myself continuously learning, working alongside team members with diverse skill sets, and always finding opportunities for laughter and fun in my day. "

Cybereason

Security + Software
About us
Founded by elite Israeli intelligence cybersecurity experts, Cybereason is reinventing the way some of the world's most respected brands secure their most critical assets. Our product brings military grade technology to the enterprise, leveraging cutting-edge machine learning and behavioral analytics to hunt advanced cyber threats in real time.
110
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Generous Parental Leave
Game Room
Flexible Work Schedule
Company Equity
Disability Insurance
Commuter Benefits

Rogue Wave Software

Information Technology + Internet of Things
About us
Rogue Wave helps enterprises worldwide build, connect and secure applications and deliver them to customers with speed. Our 400+ employees span across 13 offices worldwide and are empowered to fix problems, make decisions, and take action in solving our customers' toughest and most complex challenges, but most importantly we have fun doing it!
50
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Some Meals Provided
401(K) Matching
Paid Volunteer Time
Performance Bonus
Company Outings
Tuition Reimbursement
What people are saying
"The Rogue Wave Boston office is a melting pot of personalities. We've got a "work hard play hard" vibe. People want to succeed together and you see that camaraderie in how eager everyone is to help each other. With that, our office is highly competitive, fostering a high energy, extremely motivated engaging group who care for one another."

The Predictive Index

HR Tech + Software
About us
Through a unique blend of scientific behavioral assessments, groundbreaking software, kick-butt management training, and professional consulting from the world's best workplace behavior experts, The Predictive Index can help you overcome the most complex business challenges.
Westwood
Location
TOP PERKS + BENEFITS
401(K)
Pet Insurance
Game Room
Onsite Gym
Beer on Tap
Stocked Kitchen
What people are saying
"PI is always focused on getting better as a whole. The constant support helps to create a trustworthy and collaborative environment where everyone can be themselves and really achieve their goals. We're a work-hard-play-hard kind of workplace!"

Markforged

3D Printing + Hardware
About us
At Markforged, we are on a mission to unlock the next 10x innovation in design and manufacturing. We build an Industrial 3D Printing Platform to liberate designers and engineers from decades-old, slow processes. Only Markforged enables engineers to build the world's strongest 3D printed parts across the entire range of materials.
183
Local Employees
Founded
Watertown
Location
TOP PERKS + BENEFITS
Company Outings
Vision Benefits
401(K)
Dental Benefits
Flexible Work Schedule
Parking
What people are saying
"Markforged was (and still is) really the perfect combination of what I was looking to pursue in a career. I'm a mechanical engineer by study, and what I found here was much more in tune with my hardware interests and passion for helping people out."

Starry

Hardware + Other
About us
Welcome to Happy Interneting. We love the internet, but not the complicated plans, bloated bundles, and poor service. So we reinvented it. We use next-gen technology to beam lightning-fast internet. We eliminated the bundles, contracts, fees, and just left the good part: lightning-fast, incredibly reliable, and awesome service at one fair price.
165
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Generous Parental Leave
Happy Hours
Onsite Gym
Paid Sick Days
Paid Holidays
Flexible Spending Account (FSA)
What people are saying
""I love working at Starry because of the breadth of software I get to work on. My team is entirely autonomous and we're allowed to choose what we want to build as well as how we want to build it. As a recent grad, this freedom gives me many opportuni"

Devoted Health

Healthtech + Software
About us
Devoted Health is a new health care company serving seniors. Aiming to launch Medicare Advantage plans in 2019, our mission is to build a health care solution good enough for Mom. Founded by Todd and Ed Park, previously of Athenahealth, they intend to devote themselves to building Devoted Health for the next 30 years.
45
Local Employees
Founded
Waltham
Location
TOP PERKS + BENEFITS
Company Equity
401(K)
Health Insurance Benefits
Job Training & Conferences
Life Insurance
Flexible Spending Account (FSA)

Flywire

Fintech + Payments
About us
Flywire solves complex payment problems for businesses and institutions. Our full-service billing, payment, and receivables solutions make transactions faster, more secure, less expensive, and more transparent. Clients use our platform to tailor the payment experience for their customers while streamlining their own reconciliation process.
100
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Dental Benefits
Generous PTO
Flexible Work Schedule
Game Room
Happy Hours
Stocked Kitchen
What people are saying
"Flywire rocks - every day I come to the office and get to work with amazing FlyMates across the world who challenge and inspire me to be a better professional, person, and global citizen."

riskmethods

Artificial Intelligence + Cloud
About us
Founded in 2013, riskmethods offers a SaaS, cloud-based Supply Chain Risk Management solution. Our innovative data driven service uses machine learning and AI to enable companies to proactively mitigate risks in their supply chains to protect their revenue and reputation.
24
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Performance Bonus
Wellness Programs
Pet Friendly
Pet Insurance
Vision Benefits
Commuter Benefits
What people are saying
"riskmethods has been a fantastic exposure to the world of enterprise selling. Experienced and accessible leadership, coupled with visionary technology, has made this a great decision for my career!"

CozyKin

Edtech + Kids + Family
About us
When you join a CozyKin nanny share, you get more than incredible nannies supported by leading baby Montessori experts. Your child experiences the joy of growing up with another child - their new best friend.
128
Local Employees
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Remote Work Program
Paid Holidays
Vision Benefits
Dental Benefits
Flexible Work Schedule
Team workouts

eGym, Inc.

Cloud + Fitness
About us
As one of Germany’s leading gym equipment manufacturers, specializing in digital training machines, fitness apps and software, we offer you a unique training experience that is perfectly adapted to your individual physical requirements, your fitness level, and your personal fitness goals.
22
Local Employees
Founded
Boulder
Location
TOP PERKS + BENEFITS
Health Insurance Benefits
Flexible Work Schedule
Parking
Some Meals Provided
401(K)
Casual Dress

OpsGenie

Software
About us
OpsGenie is a cloud-based service for dev & ops teams, providing reliable alerts, on-call schedule management and escalations. OpsGenie integrates with monitoring tools & services, ensures the right people are notified via email, SMS, phone calls, and iOS & Android push notifications.
90
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Flexible Work Schedule
401(K)
Paid Sick Days
Job Training & Conferences
Health Insurance Benefits
Dental Benefits
What people are saying
""Finding the right team & growing professionally has always been the most important part of my sales career path. It was a no brainer to join a highly motivated & supportive team that offers unbelievable growth""

Everbridge

Information Technology + Security
About us
Everbridge is a global enterprise software company that provides applications which automate the delivery of critical information to help keep people safe and businesses running. During mission-critical business events or man-made or natural disasters, over 2,700 global customers rely on the Everbridge platform to quickly and reliably construct and
177
Local Employees
Founded
Burlington
Location
TOP PERKS + BENEFITS
Stocked Kitchen
Company Outings
Casual Dress
Onsite Gym
Happy Hours
What people are saying
""I was really inspired by Everbridge's mission. Coming from non-profits, it was important to me to be doing work that makes a difference in people's lives.""

Cambridge Innovation Center

Co-Working Space or Incubator + Sharing Economy
About us
We provide high-quality, flexible office and coworking spaces, as well as stocked community kitchens, unmetered access to conference rooms, enterprise-grade internet services, printing and copying, phones, high-end furniture, operational and technical support, concierge services, perks and wellness offerings, and much more.
150
Local Employees
Founded
Cambridge
Location
TOP PERKS + BENEFITS
401(K)
Generous PTO
Casual Dress
Health Insurance Benefits
Vision Benefits
Game Room
What people are saying
"CIC feels like the Slack for physical space. I can tune into as many events as I want to and plug myself into the community when I want. I enjoy being involved in all the action."

Kyruus

Healthtech + Software
About us
Kyruus is focused on solving the “patient access paradox”: patients being told to wait weeks/months for appointments while appointment slots simultaneously go unutilized – even at leading health systems. We are the leader in patient access technology and are helping to alleviate this supply-demand mismatch and solve truly unmet needs in healthcare.
120
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Flexible Work Schedule
Health Insurance Benefits
Recreational Clubs
Dental Benefits
Unlimited Vacation Policy
Commuter Benefits
What people are saying
"What has been most satisfying is witnessing firsthand how Kyruus’ products make health systems operate more efficiently, and thereby improve patient access to care."

Mendix

Software
About us
Mendix is a low-code, high-productivity platform that enables enterprises to transform how their organizations innovate and compete with applications. Low-code application development makes it possible to build web and mobile apps without having to code. Our platform helps create and continuously improve multi-channel applications at scale.
95
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Generous PTO
Casual Dress
Stocked Kitchen
Dental Benefits
Vision Benefits
Happy Hours
What people are saying
"The 3 things that get me up before my alarm clock each day are: our market potential, our people and our client interactions with our platform's ability to modernize, drive revenue and gain operational efficiencies in a unique way."

Salsify

Productivity + Software
About us
The Salsify product experience management (PXM) platform combines the power of product content management, a broad commerce ecosystem, and actionable insights — empowering brands to deliver compelling shopping experiences for consumers across every digital touchpoint.
Founded
Boston
Location

Black Duck Software

Security + Software
About us
Organizations worldwide use Black Duck Software’s industry-leading products to secure and manage open source software, eliminating the pain related to security vulnerabilities, compliance and operational risk. Black Duck is headquartered in Burlington, MA, and has offices in San Jose, London, Frankfurt, Hong Kong, Tokyo, Vancouver, Seoul & Beijing
180
Local Employees
Founded
Burlington
Location

ownerIQ

AdTech + Digital Media
About us
ownerIQ, is changing the way retailers, brands and marketers view and access data; helping to create a data sharing economy by connecting powerful second-party data with decisioning. Within our Qniverse lives the largest, most transparent second-party data cloud in ad tech.
Founded
Boston
Location

Jobcase

HR Tech + Social Impact
About us
As one of the Boston area's fastest growing technology companies, Jobcase is the only social media site dedicated to empowering America's workforce. Available online as well as an app, Jobcase provides one place to manage all things job-related, especially access to the knowledge, connections and wisdom of 80 million+ other Jobcasers.
Founded
Cambridge
Location
TOP PERKS + BENEFITS
Company Equity
Job Training & Conferences
Disability Insurance
Casual Dress
Parking
Company Outings

FareHarbor

Sales + Travel
About us
FareHarbor is the fastest growing reservation platform in the tour & activity industry. Founded in Hawaii in 2013, FareHarbor now has 7 offices across the US, as well as in Sydney and Amsterdam, with over 425 employees and over 8,000 clients. We have a passion for delivering quality service and it starts with our sales team here in Needham.
60
Local Employees
Founded
Needham
Location
TOP PERKS + BENEFITS
Casual Dress
Job Training & Conferences
Generous Parental Leave
Company Outings
Parking
Generous PTO
What people are saying
"Working at FH is like joining a winning team in the 1st quarter. It's growing, it's fun, and it's the best product in the industry!"

JVS Boston

Agency + Other
About us
We are one of the largest workforce development agencies in New England, changing people’s lives and strengthening our communities. We are located located in Boston financial district. Out mission is to empower individuals from diverse communities to find employment and build careers, while partnering with employers to hire,develop,and retain them.
160
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Tuition Reimbursement
Dental Benefits
Flexible Spending Account (FSA)
Paid Holidays
Life Insurance
Generous PTO

Drift

Marketing Tech + Sales
About us
Headquartered in Boston, MA, Drift is a sales communication platform that helps businesses generate more leads and close deals faster. Over the last year, over 100,000 businesses have used Drift to talk to their customers (and people who are just visiting their websites).
180
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
401(K) Matching
Paid Holidays
Beer on Tap
Free Daily Meals
Stocked Kitchen
401(K)
What people are saying
"We've been to Nashville, Austin, and Killington for our yearly company retreat! Where to next?! "

Catchpoint

Sales + Software
About us
Born out of the frustration with traditional monitoring tools and the urge to build something better, Catchpoint is a leading digital experience intelligence company. Founded and created by four DoubleClick/Google alum, our platform offers a holistic approach to provide unparalleled insight into your customer-critical services to help you consisten
40
Local Employees
Founded
Boston
Location
TOP PERKS + BENEFITS
Stocked Kitchen
Company Equity
Fitness Subsidies
Happy Hours
401(K) Matching
Generous PTO
What people are saying
"Cultural fit is a buzz phrase often thrown around the tech industry. I don’t think I understood what that meant until I started working at Catchpoint. I fit here. I spend every day surrounded by people who share my values. I don’t have to hope that m"

What's Best Midsize Companies?

Built In's “Best Midsize Companies” list rates companies with 101-500 employees based on their employer benefits and employee submitted compensation data. Rank is determined by combining a company’s score in each of these categories.