NORMAN HASENFANG RAILING & STAIRS Contact Information 3121 S. Bonita Street, Spring Valley, CA 91977 (619) 697-0100 http://sandiegostair.com/ Reviews from the web 5.0 From 3 Google reviews 4.6 From 10 Angi reviews Detailed InformationNorm is an award-winning craftsman and finish carpenter with over 25 years of specializing as a stairbuilder in the San Diego area.