O'Hare Mechanical Contractors, Inc. has
been serving Chicago and the suburbs since 1966 as a union H/V/AC
contractor. We specialize in the design/build and plan/spec
of commercial and industrial Heating, Ventilation, and Air Conditioning
Systems for both new construction and existing systems. We install
new or replace existing roof top units, warehouse space heaters,
exhaust systems, ductwork, make up air units, fresh air intakes,
air rotation units, and more. We have the experience of several
engineers, estimators, and project managers to serve you better.
O'Hare Mechanical works closely or can subcontract with union
pipe fitters, insulators, electrical/control contractors, test
and balance, and roofing contractors in order to complete a
full project. For large projects or small, whether your project
is design/build or plan/spec, please contact
for further assistance.