Waterproofing, Restoration & Window Cleaning

(323) 733-8552

Office Locations

HSG - HQ Los Angeles
4845 Exposition Blvd.
Los Angeles, CA 90016
P: (323) 733-8552
F: (323) 733-3306

HSG South
1844 S. Lewis Street
Anaheim, CA 92805
P: (714) 938-0400
F: (714) 938-0441


At HSG we focus on providing a full service approach to managing each client account, including window cleaning, caulking & waterproofing, high pressure cleaning, metal and curtain wall restoration, glass scratch prevention and removal, bird control, rigging and high lifts as needed. We also provide OSHA and OPOS consulting for our valued clients.

Read the latest news pieces HSG has been featured in:

The Fine Art Of Keeping The Broad Museum Super-Clean
Los Angeles Times
Hector Garcia is the Mr. Miyagi of window washing. As president of HSG, Garcia is tasked with the delicate and complicated chore of cleaning the exterior of the Broad museum, which opens to the public Sunday.Read More

To learn more about HSG or our services, please Contact Us or call (323) 733-8552.