Welcome to fourmangos

What we are

Fourmangos is a professional services firm that provides strategic vision, integrated marketing, enterprise technology and creative design. We are a talented team of individuals with robust and varied backgrounds in technology, design, marketing and business, in both the public and private sectors. We’ve had the good fortune of being in this industry since the summer of 2000 and have witnessed its highest highs and lowest lows. It's taught us a lot, but in the end, our philosophy remains the same...a team dedicated to our work, to our clients and to a better way of doing business.


We are built on the core value of relationships. We have strong and dependable relationships with our clients and with one another. You can be confident that we will deliver results that fulfill your needs and exceed your expectations by providing the tools and knowledge that stimulate success.

Where did we get our name?

The four comes from our service lines: strategy, marketing, technology and creative. 

The mangos - the fruits of your labor. 


Who we are

Neil C. Fennessey


Dad, architect, thinker, doer. Neil has been working with fourmangos for almost two decades. He started fresh out of Bentley in the world of accounting before he learned sql, databases, .net, windows, and other technology focused systems. He's worked with the senior marketing and technology officers at Tufts, Visiting Nurse Association of Boston, LSSMA, MetroPlus Health Plan, FNBO, Fidelity, FMC, Mellon, SwissRe, Commonwealth of Massachusetts, and Oracle to name a few. Neil specializes in helping senior leadership formulate marketing and technology plans which he can then help execute.

Kelly Frew


Kelly is a marketing strategist and project manager at fourmangos, where she combines her background in business communication and content marketing with type-A personality to help clients envision and achieve their goals.

After receiving her undergrad at Arizona State University and an MBA at Boston University, Kelly went to work with the Visiting Nurse Association of Boston, which, during her tenure grew into VNA Care, the largest, non-hospital based not-for-profit home care and hospice agency in New England. Her experiences with the VNA helped shape her marketing acumen and drilled into her the incredible importance of consistent brand messaging and positioning in all aspects of a brand's presence.

Kelly works on a daily basis to ensure that each project is a success by aligning the planning, scheduling, execution, and communication with the client’s needs and goals.

Bottom Line

We have a vested interest in the growth of our clients and ensure that growth by offering a friendly and trusting environment and developing long-lasting relationships. Because in the end, it's all about people...connecting.