Eldorado Energy Claim Listing Return to Directory Rating (average) (0) Business Genre Contractor, Plbg Heat AC Business Website Address sempra.com Business Address, City PO Box 62470, Boulder City ZIP Code 89006 Business Phone Number 7025688200 Business Fax 7025688213 Ratings There are no reviews yet. Please login to leave a review. Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?