BuildersCloud, a US-based company that provides file-sharing and mobile collaboration for construction professionals, has raised more than $1m  in a seed funding  round led by Dave McClure, of 500 Startups, and Rudy Gadre, former executive at Facebook and Amazon; other investors include Denny Hill Capital, TEC Ventures, TA Venture, Linden Rhoads, Sujal Patel, and construction company McKinstry.  The seed funding round is the result of a six month campaign.

 Doug Moore, president of Seattle-based McKinstry, a construction and retrofit firm,…