Commercial Waterproofing Services
Engineering and Integrating Innovative Waterproofing Systems
Greenwood Industries delivers comprehensive waterproofing solutions for new construction, major renovations, and full replacements of commercial roofs and building envelope systems across the Northeast. Through our partnership with TWC Phoenix, part of the Greenwood family of brands, waterproofing systems are designed, specified, and installed by a unified team, ensuring consistent standards, accountability, and coordinated execution from planning through completion.
What You Get with Our Waterproofing Systems
Commercial roof waterproofing systems engineered to prevent moisture issues, protect critical transitions, and support long-term building performance.
Proven Waterproofing Expertise
- Liquid-applied and sheet waterproofing systems
- Injection work to stabilize concrete and fill voids
- Pre-compressed, mechanical, and aesthetic expansion joint systems
- High-performance joint sealants at windows, cleanrooms, and critical transitions
- Waterproofing for commercial roofs, decks, and parking structures
Coordinated Execution
- Integration with concrete, façade, and structural trades
- Detailing at joints, penetrations, edges, and terminations
- Sequencing aligned with construction schedules and site conditions
- Code-compliant installation meeting project specifications
- Single team responsible for system coordination and delivery
Built for Longevity
- Systems carefully selected based on substrate, exposure, and use
- Waterproofing designed to manage moisture and structural movement
- Durable assemblies suited to freeze-thaw and coastal environments
- Reduced callbacks through strict adherence to installation standards
- Controls ensuring long-term performance across new construction and retrofit projects
Benefits of New Waterproofing Systems from Greenwood and TWC Phoenix
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Integrated Expertise
Design-aware installation by dedicated waterproofing specialists
System Accountability
One team responsible from specification through installation
Performance-Driven
Waterproofing engineered for exposure, movement, and longevity
Construction-Ready
Coordinated execution aligned with project schedules
FAQS
Common Questions
THE ANSWER
Waterproofing should be coordinated early during structural and building envelope planning. Early involvement supports proper sequencing with adjacent trades and helps prevent rework or schedule delays later in the project.
THE ANSWER
Waterproofing systems are detailed and installed with careful attention to joints, penetrations, edges, and terminations. Coordination across envelope systems helps maintain continuity where water intrusion risk is highest.
THE ANSWER
A single, coordinated team is responsible for system detailing, installation, and delivery. This provides clear accountability and reduces coordination gaps between trades.
Contact Us
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Why Greenwood?
It's our certified building envelope service team
Greenwood Industries union trained Building Envelope Service Team is certified across major manufacturers (Sarnafil, Carlisle, Firestone, and more). We protect the full building envelope-roofing, waterproofing, masonry, and speciality systems including solar and green roofs.
Commercial Roof Maintenance Plans
Deferred maintenance is a leading cause of premature roof failure and unplanned capital expense Greenwood Industries offers tailored commercial roof maintenance plans designed to maintain warranty compliance, extend roof service life, and reduce long-term risk.
Through the Greenwood Performance Advantage service programs, GPA 2.0, 3.0, and 4.0,Greenwood Industries provides escalating levels of proactive support based on building needs and asset criticality. Each level includes scheduled inspections and reporting, with higher tiers adding expanded maintenance scope, priority service response, and broader building envelope oversight. This structured approach helps prevent minor issues from escalating while keeping roofing and architectural metal systems performing as intended.
Request Custom Maintenance Plan Call (888) 653-7663 x3Safety is Paramount
Our safety begins at the top
Safety. It's only one word, but it guides everything we do at Greenwood Industries.Our commitment to safety begins at the top, with our president setting an uncompromising standard for protecting employees and, by extension, safeguarding others working on or near a job site.
Safety Standards Certifications






