Largest Mechanical Contractors in Massachusetts

Rank Firm/Prior rank (*unranked in 2018)/ 2018 Mass. mechanical-contracting revenue Mass. mechanical-contracting revenue YTD 2019 No. of Mass. employees Mechanical-contracting specialties Top local executive(s) 1 J.C. Cannistraro LLC, 80 Rosedale Road, Watertown, MA 02472, 617-926-0092, cannistraro.com, https://www.bizjournals.com/profile/company/org_ch_87e171397ff154c70bd726e40ec3d681 291000000 240000000 950 Engineering, installation and service for: plumbing, HVAC, sheet metal, fire protection David…