Collaborative Alternative Sustainable Technologies (CAST) is a privately-owned minority contracting company that provides general contracting services within the State of Connecticut and specialized products and services in HVAC, Geothermal Heating and Cooling and modular home and manufactured housing to end users, locally and nationally


CAST also has two strategic partnerships; one with a major manufacturer of HVAC equipment and appliances that gives them the ability to provide energy efficient quality for projects at proprietary pricing and a second with an international modular home and manufactured housing manufacturer that produces steel-frame units and is a world leading innovator in end-to-end construction of high-rise modular residential buildings.


As a result, CAST has two primary missions: first, to provide construction design build services, facility related services such as HVAC, plumbing, integrated preventative maintenance and installation of renewable technologies with an expertise in geothermal heat pump systems to clients in the governmental, institutional sector and the commercial / residential construciton markets; and second, to provide construction design build services for low rise and high rise manufactured homes, modular homes and mobile homes for commerical , residential, governmetn and temporary housing/disaster relief use-cases.


CAST views services as a partnership with customers. The business goals of this partnership are to acheive the maximum amount of value for the service provided in the most cost-effective way. 


As a minority owned business and contractor our team of professionals can support the construction industry in complying with the minority participation goals and deliver commercially useful functions by providing the expertise, supervision, labor, equipment and supplies necessary to perform the distinct task or tasks of any given project.