1977The first office was run out of a house in Phoenix.19781st Commercial Project - Cholla Elementary Auditorium with Palmertree Construction1979Sun Valley purchased the Phoenix yard at 11016 N Cave Creek Road.1980Sun Valley Masonry moves to office on Northern Avenue in Phoenix.1981Robert Baum joins Sun Valley to run the field operations.1982Completion of The Borgata of Scottsdale1985Completion of Madison Street Jail with McCarthy1988Sun Valley starts Tucson division.1988Sun Valley purchases their first crane, a 70' Pettibone - MK30 - 15 Ton.1990Sun Valley purchases their second crane. 80' Lorain - LRT 275 - 27.5 Ton.1991Sun Valley completes new office at 10828 N Cave Creek Road in Phoenix, Arizona.1998Sun Valley purchased its third crane. Lorain - LRT 300 - 30 Ton1999Sun Valley purchased first EZ Scaffolding2000Sun Valley yard demolition.2001First project in New Mexico for Rio Rancho Elementary.2001Ken Nessler & Sun Valley featured in Ebuild Magazine as Industry Leader.2001Sun Valley built the new maintenance facility at 11016 N Cave Creek Road.2003Sun Valley starts concrete division.2004Tucson office opens at 2007 W McMillan Street.2006The Valley Wide Insurance building was purchased for possible expansion.2006Concrete yard is purchased at 10849 N Cave Creek Road in Phoenix.2009Sun Valley completes the Phoenix office expansion.20131st concrete podium deck completed at Liv North Scottsdale.20131st concrete tilt up project is completed at Main Event.2013Sun Valley celebrates 35 years with industry partners, clients & friends.2014Ken Nessler receives Pioneer Award at the CFMA Executive of the Year Banquet.2015New Oklahoma office opens in Stillwater.