Glen Ragsdale Underground Associates, Inc.
(707) 738-5705
www.winecaves.com
Contractors Lic# 611965
Glen Ragsdale Underground Associates has been building quality caves and shotcrete
retaining walls in California and Oregon since 1987.
Our team has successfully completed 50 cave projects to date.
Committed to Safety, Quality, & Innovation - If you can dream it, we can build it!
Proud builder of the underground home for the 10,000 Year Clock
ACI certifi ed wet mix and dry mix nozzlemen
AWS certifi ed welders
LEED AP
Visit Davis Estates Winery and see our work, tell them the Cavemen sent you.
Tunnel and Wine Cave Specialists
Napa Valley, California
