Air conditioning and heating service for San Gabriel Valley and Los Angeles area. List of services, area covered and contact information. Heating, Air Conditioning, Refrigeration and Ventilation residential, commerical in the San Gabriel Valley. Horizon Service is your Air Conditioning and Heating Specialist serving the greater Los Angeles area and All of the San Gabriel Valley. We service most of Southern California, so don't hesitate to call if you need a repair or replacement. We do new installations too!

Mechanical contractors, including commercial, industrial and institutional plumbing, heating and air conditioning.

Makers of evaporative cooling units.

Manufacturer's representative offering sales, services, and parts for heavy refrigeration and boilers.

Massachusetts architectural, engineering and planning firm specializing in education, advanced technology, commercial, and health sciences design. Extensive firm information and portfolio. SMMA has the depth, wisdom, and vision to turn great ideas Into great results - from Planning to architecture to engineering to Interiors.

A primer on green building focusing on residential construction.Green Buildings are really resource efficient buildings and are very energy efficient, utilize construction materials wisely -- including recycled, renewable, and reused resources to the maximum extent practical -- are designed, constructed and commissioned to ensure they are healthy for their occupants, are typically more comfortable and easier to live with due to lower operating and owning costs, and are good for the planet. The overall environmental impact of new building and community development and the choices made when we either reuse or demolish existing structures is very important.