6 Union Street, Natick, MA 01760
phone: 508.647.9200 | fax: 508.652.1936
ESI is a Mechanical/Electrical engineering consulting firm that specializes in building infrastructure analysis and design, emphasizing Energy Efficiency and Green Design. In business since 1988, our experienced hands-on team offers high quality, customized engineering services to loyal clients in the Greater Boston/Providence area.
We invite you to contact us to learn more about how we can help you.
ESI's successful approach is client-focused, with direct personal involvement by its three principals, Rick Dirienzo, Ed Quinlan, and Jack Nelson. They are supported by a dedicated, experienced staff of engineers and designers. Our long-term relationships with many of our clients and their word-of-mouth referrals generate a continuing stream of challenging and interesting projects.
From system upgrades in existing facilities to new construction, ESI offers creative design solutions that work for our clients. With our attention to detail and active participation of our principals and senior level engineers, we are proud of the energy conservation and cost savings that our clients have realized in the classic buildings that grace the Boston skyline and beyond.