About: http://webisa.webdatacommons.org/221287438

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	and installation of HVACR, fire life safety, lighting, and related control, mechanical, electrical, and piping ... maintain, and repair mechanical and other equipment and systems requiring lifting, pushing, and pulling up to 50...
http://www.w3.org/ns/prov#wasQuotedFrom	businessweek.com