The Denver Gas & Electric Building, also known as the Public Service Building, the Insurance Exchange Building,[5] and IX-West (Internet Exchange, Denver),[6] is a building located in the downtown district of Denver, Colorado.

Edbrooke for the Denver Gas & Electric Company, the 10 story building was completed in 1910.

One of its most striking features is the use of 13,000 electric light bulbs decorating its façade.

[7] In 1978, the building was listed on the National Register of Historic Places.

[8] Media related to Public Service Company of Colorado Building at Wikimedia Commons