Welcome to GCI Energy

Providing Energy Saving Products for 30 Years.

GCI Energy is a family owned and operated general construction company specializing in residential home improvement throughout Southern California. Founded by its President, Frank Gialketsis, the company is now in its third decade.

Frank has always believed in the simple philosophy of providing the best quality and value in the industry. By following this premise, GCI Energy is now one of the oldest and largest home improvement companies in the United States.

From its headquarters in Huntington Beach, California, GCI Energy has successfully installed products in thousands of homes throughout Southern California. Our satisfied customers return time and time again and refer their families and friends.

Quality Products

GCI Energy offers a variety of quality products including energy efficient vinyl windows, beautifully crafted vinyl siding, maintenance free exterior coating, and solar energy systems.

Superior Warranty

In addition, GCI Energy products are designed and built to last and include warranties that symbolize our commitment to quality and superior craftsmanship.