We specialize both new construction and restoration caulking, using commercial grade high performance sealants that have a proven and reliable track record in our Pacific Northwest climate.

  • New Construction: Exterior and interior
  • Restoration: Cut out and replace
  • Horizontal: Traffic grade caulking
  • Wet Seal
  • Rout and Seal
  • Extruded silicone tapes
  • Pre-compressed Foam Sealants
  • Industrial Slab: Caulking/nosing protection
  • Specialty Sealants: Security/tamper resistant and chemical resistant


Focused on restoration waterproofing.

  • Planter/Plaza Waterproofing: Complete removal and replacement
  • Deck Coatings: From complete removal and replacement to adding an additional topcoat
  • Elastomeric Wall Coatings
  • Injection Grouts: Chemical, epoxy and acrylate gels
  • Specialty Coatings: PMMA, PUMA, and moisture triggered chemistry
  • Mechanical/Seismic Expansion Joint Systems
  • Roof Restoration Coatings

Masonry Restoration

  • Tuckpointing/Repointing
  • Brick Repair: Lintel repair and structural reinforcing
  • Brick/Masonry Replacement
  • Cleaning: Cold/hot pressure washing, biodegradable and chemical restoration cleaners
  • Penetrating Sealers
  • Historic Restoration
  • Natural Stone/Terra-Cotta Restoration
  • Seismic Retrofit: Helical Anchors
  • Pigmented Stains

Concrete Restoration

  • Concrete Patching: Horizontal, vertical and overhead structural/spall repairs
  • Rout and Seal
  • Post-tension pocket repair
  • Deck Coatings: Pedestrian and vehicular
  • Injection Grouts: Chemical, epoxy and acrylate gels
  • Cleaning: Cold/hot pressure washing, biodegradable and chemical restoration cleaners
  • Mechanical/Seismic Expansion Joint Systems
  • Horizontal/Vertical Caulking
  • Balcony Restoration
  • Penetrating Sealers
  • Elastomeric Coatings

Water Repellents

  • Clear Penetrating Sealers
  • Graffiti Resistant
  • Pigmented Stains/Sealers

Expansion Joint Installation & Restoration

  • Mechanical/Seismic Expansion Joint Systems: Façade, pedestrian and vehicular
  • Pre-compressed Foam Sealants
  • Caulking: Industrial slab caulking/nosing protection, horizontal and vertical
  • Extruded silicone tapes
  • Elastomeric Concrete
  • Expansion joint block out repairs
  • Pre-molded Expansion Joints


New construction and retrofitted firestopping systems

  • Concrete/CMU: Top of wall, wall to wall, and floor to wall.
  • Specialty Applications
  • Slab Edge/Safing Slot
  • Penetration Firestopping Systems


  • Leak Repair
  • Acrylate Injection
  • Chemical Grout Injection
  • Curtain Grouting
  • Split Slab
  • Structural Repairs

Technical Waterproofing, Inc. is a specialty contractor focused on all varieties of waterproofing in restoration and new construction for commercial and industrial projects.

© 2022 Technical Waterproofing, Inc. |  Design and Development by Ebbeka Design Co.

Washington Office

PO Box 3633
Seattle, WA 98124

Oregon Office

PO Box 19239
Portland, OR 97280