Michelle Costello

Residential and Commercial Sales Agent.

I’m a U.S. veteran, entrepreneur, and real estate professional who thinks outside the box and approaches every deal with a well-rounded perspective. After building and investing in multiple businesses, I’ve developed strong problem-solving skills, strategic thinking, and a marketing approach shaped by diverse career experience. I focus on clear communication, creative solutions, and protecting my clients’ interests while helping them buy, sell, or invest with confidence.

Here to help you buy the right home and sell for the best price in Cambridge and Somerville, Massachusetts. A top agent at Compass. Local resident. Harvard graduate. At your service.