DAVID H. PORTERFIELD

1967 - 1968

Cherrydale Sheet Metal Company, Vienna, VA
Residential HVAC Installation

1968 - 1971

US Marine Corps
Machine Gunner
One tour of duty in Vietnam

1971 - 1973

Winston Air Conditioning, Winston-Salem, NC
HVAC Installation

1973 - 2005

Logan Heating &Air Conditioning, Winston-Salem, NC
Started out in Residential Installation, transferred to Commercial Installation and served as
Field Foreman for fifteen years. Company was merged with Luwa Mechanical Systems in
1996. At this time moved into Project Management and served there for twelve years.

2005 – Current

Started Professional Air Systems, Rural Hall, NC
Co-Owner – President - Project Manager/Estimator

Our Office

Phone (336) 969-1161
Fax (336) 969-1159
Hours 9-5 Mon -Fri

Our Address

Professional Air Systems
601 Clearbrook Drive
Rural Hall, NC 27045

Mail us

P.O Box 930
Rural Hall,NC 27045

Find Us Online

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