Harrington Engineering

Harrington Engineering, Inc., or HEI, has been in business since 1991. Thanks to visionary leadership, we have grown into a company of 200 (plus) employees with headquarters in Old Saybrook, CT and satellite offices in Providence, RI and Rocky Hill, CT. We are a privately held company owned by the Wilkie brothers who both have extensive experience... in the industry. We pride ourselves on being a family-owned business offering responsive and personalized customer service to over 1,000 clients annually throughout Rhode Island and Connecticut. Over the years, we have evolved into an Integrated Building Services company, meaning that we offer virtually any regulatory system needed to run a facility. We've earned a solid reputation in the industry for quality workmanship and a superior work ethic. We offer a full range of building systems services through two core groups:Read More