Masonry Restoration
- Historic Brick Matching & Replacement
- Historic Mortar Matching & Replacement
- Dutchmen Repairs
- Jahn Masonry Repair Mortars
Stone Repairs/Replacement
- Brownstone
- Limestone
- Sandstone
- Granite
- Bluestone
- Marble
- Slate
Architectural Metal Restoration
- Copper
- Galvanized Steel
- Cast Iron
- Structural Steel
- Zinc-Aluminum Alloy Spray Metalizing
- Aluminum
- Zinc & Lead-Coated Flashings
- Cornices
- Cupolas
- Wall/Panel Systems
- Domes
- Siding
Local Law 11/98 Facade Inspections & Repairs
Roofing System Replacement
Low-Slope Roofing
- Siplast
- Johns Manville
- Kemper
- Soprema
- GAF
Steep-Slope Roofing
- Slate
- Clay Tile
- Wood
- Standing Seam
Green Roofing Systems
Concrete Restoration/Replacement
- Courtyards
- Sidewalks
- Sidewalk Vaults
- Terraces
- Balconies
- Stucco
Coatings
- Tnemec
- Cathedral Stone
- Jahn
- Sto
- Sika
- Strongwall
Skylight Replacement/Installation
Windows
- Steel Casement Restoration
- Wood Window Restoration
- Glazing
- Low-E Retrofitting
- Leaded Glass Repair
