Island-Based Heating & Cooling Solutions for Chilmark Homes

Chilmark may be known for its tranquil countryside, fresh-off-the-boat seafood, and celebrated arts scene—but behind the charm are homes that need dependable comfort through every Island season. From coastal breezes to crisp spring mornings, a properly designed HVAC system makes all the difference.

At Brennan & Co., we provide expert heating and cooling services to homeowners in Chilmark and throughout up-Island. Based just down the road in Edgartown, we bring a local’s understanding of Martha’s Vineyard architecture, seasonal living, and service expectations to every project.

Whether you live off a quiet country road, near Menemsha Harbor, or along Chilmark’s hillside overlooks, your home deserves a system designed for performance and peace of mind. We work with both traditional and modern Island properties—always with discretion, care, and a clean, professional approach. Our services include: