Kevin Wheeler APS Building Services Work Phone: 713-979-0720work Cell Phone: 281-677-7701cell Work Email: kwheeler@apshou.comINTERNET Website: apshou.com Categories: ALL, Building Technologies, HVAC, HVAC/Plumbing, Mechanical Contractor, Plumbing Updated 3 years ago. Alfredo Benavides APS Building Services Cell Phone: 713-545-5139cell Work Email: abenavides@apshou.comINTERNET Website: www.apshou.com Categories: ALL, Building Technologies, HVAC, HVAC/Plumbing, Mechanical Contractor, Plumbing Updated 3 years ago. Patrick Walker Siemens Cell Phone: 281-468-7292cell Personal Email: patrick.walker@siemens.comINTERNET Categories: ALL, Building Technologies, Energy, Fire & Life Safety Updated 4 years ago.