Get Started With Your Next Project

HSG is more than just a service provider—we’re your trusted partner for exterior building maintenance and restoration solutions. Since 1980, we’ve built a reputation for safety, quality, and unmatched expertise in commercial window cleaning, pressure washing, waterproofing, and façade repair throughout Southern California.  

When you work with HSG, you gain a partner who’s invested in the long-term performance, appearance, and safety of your property. 

Let us help you with: 

  • High-Rise & Low-Rise Window Cleaning 
  • Glass Restoration & Stain Removal 
  • Pressure Washing & Building Surface Cleaning 
  • Waterproofing & Sealant Replacement 
  • Bird Proofing 
  • And Other Building Maintenance Needs 

Let’s get started on your next project today. Please complete the form to request an estimate or more information. 

 

Contact Our Team Of Experts

Why HSG

HSG is your trusted partner for all exterior building maintenance needs. With over 40 years of proven expertise, we have established ourselves as the premier choice for window cleaning, pressure washing, and metal maintenance services. 

We are committed to maintaining and enhancing the appearance and integrity of your property—because that’s what being a trusted partner is all about. 

Additional Resources

2026 Planning Hub

Unlock the Planning Hub to gain access to multiple resources for help planning next year's budget. 

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Building Envelope Maintenance Assessment Tool

Complete this assessment to determine your building’s specific needs and identify potential issues.

Learn More