Cornerstone Structural Group Cornerstone Structural Group Listed in Engineers-Structural - Listings 986 W Alluvial Ave # 201Fresno, California 93711 (559) 320-3200 Claim Listing Flag Listing Overview Map & Directions Contact/Other Phone (559) 320-3200Listing Category Engineers-Structural - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?