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.

For over 20 years, we have been working in this industry which continues to grow at a rapid pace. To keep ahead of these fast-changing times, we stay up-to-date on the latest developments in marketing technology. 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.

fourmangos is built on the core value of relationships. Our clients have come to rely on us for delivering results that exceed expectations by providing the tools and knowledge that stimulate success. We pride ourselves on using state-of-the-art technologies to streamline internal collaboration, analyze the performance of marketing campaigns, and conduct proactive communication with customers.

Where did we get our name?

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

the mangos – the fruits of our labor.

Who we are

We are built on a continuously adapting framework of web development, digital marketing, and systems integrations. Having a vested interest in the growth of our clients can ensure success by offering a trusting environment while developing long-lasting relationships. Because in the end, it’s all about people…connecting.


Neil C Fennessey

President, Architect, Doer of all things

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 relational databases, .net, windows, and other technology-focused systems. He has 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 enjoys building and maintaining relationships and introducing technology processes that push businesses to their greatest potential. He has over two decades of experience directly impacting the growth of organizations through marketing technology.

Discover us on DesignRush