In 1974, The Foundation Company of Canada completed Toronto's CN Tower. At 553.33metres (1,815.4 feet) it is one of the tallest free standing structures in the world.

The Foundation Company of Canada was a predecessor company to Aecon Group Inc.

The video was produced by Chris Slagter, C.S.C. of Aries Productions, Toronto for Canron Limited during 1974 and 1975. Canron Limited completed the steel work on the CN Tower.