Waterproofing Services
Know What You Need?
Leak Emergency
Decades of Proven Waterproofing Expertise with National Reach
Commercial Inspection, Repair, & Waterproofing for All Property Types
At the Valcourt Group, we bring decades of experience evaluating, restoring, and maintaining waterproofing systems across a wide range of commercial structures. Our consultative approach means we don’t just fix problems— we work with you to identify the right solution based on your project’s size, scale, and budget.
With locations across the United States, our teams are fully staffed with dedicated project managers and service crews with the resources and expertise to handle projects ranging in size and complexity. Our team of professionals works seamlessly with design professionals, engineers, owner’s representatives, and property managers so every phase of your project is managed with precision, communication, and care.
When you work with a Valcourt company, you can expect the personal commitment of a local partner, backed by the strength of a nationwide platform built on safety, quality, and expertise.
Our Commercial Waterproofing Services
Solutions for Long-Term Protection Against Water Damage
The Valcourt Group goes beyond quick fixes by identifying the root cause of leaks and delivering long-term solutions. Our team uses proven methods and advanced diagnostics to pinpoint water intrusion sources and recommend the most effective repair strategy.
By addressing the underlying problem, we help property managers avoid recurring issues, costly damage, and unnecessary downtime.
Services Include:
- Water Testing
- Engineer Investigation Support
- Invasive Probes
Traffic coatings play a vital role in protecting facilities, parking garages, and high-traffic areas. These systems extend the life of your property by preventing water intrusion, improving surface traction, and refreshing the overall appearance — all while reducing long-term maintenance costs.
We provide a full range of coating solutions tailored to your property's needs. Our team will help you select the right system to balance durability, performance, and aesthetics.
Applications Include:
- Pedestrian Traffic Coatings
- Vehicular Traffic Coatings
- Industrial Traffic Coatings
- Balconies
- Parking Garages
- Plaza Decks
- Walkways
- Warehouses
- Mechanical Rooms
- Clean Room Floor Coating
- PMMA System
Concrete structures are constantly exposed to stress, wear, and environmental conditions that can compromise their integrity over time. We provide specialized strengthening solutions that restore durability, improve performance, and extend the life of your structure.
Whether addressing damage, enhancing load capacity, or preventing future cracking, our team delivers tailored repairs that support both safety and long-term resilience.
Services Include:
- Fiber-Reinforced Polymer (FRP) Installation
- Carbon Fiber Reinforced Polymer (CFRP)
- CFRP Plates and Fabrics
- CFRP Fabrics
- Fiber-Reinforced Cementitious Matrix (FRCM)
- Column Enlargement and Repair
- Beam Repair
- Seismic Upgrading / Earthquake Damage Repair
- Increasing Impact Resistance (Parking Garage Columns)
- Crack Prevention
Plaza decks, planters, and fountains require reliable waterproofing to protect the structure, prevent water intrusion, and extend the life of the structure. These waterproofing systems often involve complex materials and applications, making proper maintenance and repair critical to long-term performance.
The Valcourt Group brings the expertise needed to maintain, repair, and replace a wide range of waterproofing systems — ensuring each solution is matched to the unique conditions of your property.
Services Include:
- Hot Fluid-Applied Waterproofing
- Cold Fluid-Applied Waterproofing
- Sheet-Applied Membrane Waterproofing
- Self-Adhering Membrane Waterproofing
- Deck Coatings
- Paver Leveling
- Pedestal Paver Systems
- Skateboard Deterrents
- Resin Membranes Coatings
- Planter Fabric Reinforced Liquid Applied Coatings
- Parking Garages
- Plazas
- Interior Atriums and Lobbies
Grouting and injection systems are effective solutions for repairing cracks, sealing joints, and filling voids that weaken structures over time. These methods help restore strength, control groundwater, and prevent water intrusion — extending the service life of concrete and masonry surfaces.
Commonly used in parking garages, basements, foundations, and other areas exposed to moisture, grouting and injections provide targeted repairs that protect both structural integrity and interior spaces.
Services Include:
- Chemical Grouting
- Epoxy Injection
- Crack Sealing
- Urethane Injection
- Void Grouting
Expansion joint systems are critical to maintaining structural integrity by allowing controlled movement and reducing the risk of cracks, spalls, and other damage in concrete. Over time, joints reach the end of their service life and require replacement to remain effective.
The Valcourt Group provides removal of failing joints, thorough substrate preparation, and expert installation of new expansion joint systems for a wide range of structures, including buildings and parking garages.
Structure Types:
- Interior Vertical and Horizontal
- Exterior Vertical and Horizontal
- Seismic Vertical and Horizontal
- Parking Garages Vertical and Horizontal
Services Offered:
- Winged Joint Systems
- Foam
- Compressions Seal Systems
- Metal Covered Plate Systems
- Roof Bellow Systems
- Vertical Wall
- Parking Garages
- Split Slab / Plaza Decks
- Fire Rated
- Roof
- Below Grade
- Interior Walkways
- Immersed
- Stadium
Façade coatings and water repellents provide a cost-effective way to protect and enhance building exteriors. Applied by spray or roller, coatings help prevent water infiltration, shield substrates like concrete, masonry, and stucco, and can refresh or change the appearance of a structure. Clear water repellents penetrate the surface to add lasting protection without altering its look.
When coatings or repellents reach the end of their service life, the Valcourt Group provides expert evaluation and replacement to maintain both aesthetics and performance for buildings, parking garages, and other structures.
Coatings:
- Acrylic Coatings
- Latex Coatings
- Elastomeric Coatings
- Urethane Coatings
- Silicone Coatings
- Hydrophobic and Photocatalytic Coatings
- Dirt/Mold Resistant Coatings
Clear Water Repellents:
- Siloxane Water Repellents
- Silane Water Repellents
- Corrosion Inhibitors
Sealants are the first line of defense against water intrusion, filling gaps between building materials while allowing for natural expansion and contraction. When properly installed and maintained, they not only protect against leaks but also improve energy efficiency by reducing air loss — supporting indoor comfort and HVAC performance.
Because sealants have a limited-service life and vary by application, selecting the right product is critical. Our technicians are trained to effectively assess your building's specific needs and ensure the proper sealant is being utilized.
Sealant Materials:
- Silicone Sealants
- Urethane Sealants
- Epoxy Sealants
- Hybrid Sealants
Services Include:
- Sealant Repairs & Replacement
- Glazing Gasket Replacement
- Wet Glazing Systems
- Structural Glazing
Below-grade waterproofing protects structures built below ground level — such as basements, foundations, and parking garages — by preventing water intrusion into the building envelope. For existing properties, this often involves careful excavation to expose the application area and install new systems.
The Valcourt Group has the expertise to properly install and maintain a variety of below-grade solutions, providing durable protection against groundwater and moisture while helping prevent structural damage and costly repairs over time.
Systems Include:
- Fluid-Applied Systems
- HDPE/Bentonite
- Self-Adhering Systems
- Sheet Membrane Systems
- Fabric Reinforced Systems
- Cementitious
- Drainage
Parking garages are constantly exposed to heavy traffic, weather, de-icing chemicals, and environmental stress — all of which can lead to deterioration over time. The Valcourt Group provides restoration solutions that repair damage, strengthen structures, and extend the service life of your garage.
By addressing issues early, property managers can improve safety, reduce liability, and avoid the higher costs of full replacement.
Services Include:
- Bearing Pad Replacement
- Expansion Joint Repair & Replacement
- Concrete Repair & Replacement
- Epoxy Injection
- Double-T & Inverted-T Repairs
- Carbon Fiber Structural Wraps
- Structural Steel Repairs & Replacement
- Post-Tension Cable Repairs
Testimonials
At the Valcourt Group, we deliver exterior building services across every property type— from routine maintenance to the most complex and specialized projects. But don’t just take our word for it. Here’s what our customers have to say:
“Without the continuous hard and dedicated work from Valcourt this year-and-a-half project would not have succeeded. I have worked in the construction environment for almost twenty years and I have never worked with such a fantastic team.”
Karen Spies
Facilities Coordinator
Oak Crest
“Having 300 units completely renovated while the property is still 92% tenant occupied is almost unheard of. That’s why it was so important for me to bring in contractors I could trust. I’ve had the pleasure of working with the good people at Valcourt for 20 years. I know I can always count on them when it comes to safety, quality, honesty and reliability.”
Joe Eisenstein
Director of Facilities
GoldOller Real Estate Investments
“SGS (A Valcourt Company) has been a great partner in our work with various Federal Agencies. Their professionalism and reliability shine through when the teams arrive on-site fully prepared and ready to work as scheduled. Their attention to detail not only shows with the high quality of their work, but also with their excellent site protection before starting and complete cleanup at the end of each workday. I would highly recommend SGS.”
Janis J
GP Contracting
“SGS (A Valcourt Company) has been performing our leak sealing repairs for over 15 years, and their work has been very successful. Starting with their knowledgeable office and estimating staff, they provide quick response times for our clients and provide highly qualified grout technicians with years of experience in pressure injection grouting.”
Robert G
Service Manager
James Myers Company
“Our #1 priority is our residents. We selected Valcourt because of their experience orchestrating multi-building projects while being able to significantly limit disruption to our residents and property. Our company’s satisfaction, our residents’ feedback, and completion of the project as promised made this partnership and investment a total success.”
Westover Companies
“SGS (A Valcourt Company) has completed a few very challenging foundation wall waterproofing projects and a Pepco conduit waterproofing project for me over the past 10 years. Great contractor and quick to respond to estimate requests and help in solving waterproofing issues. Good team on site too— organized, professional and always clean up."
Christopher R
Development Project Manager
Douglas Development Corporation
“Ev-Air-Tight (A Valcourt Company) is one of the most dependable contractors I've ever worked with. They provide practical solutions to solve concrete/masonry/waterproofing issues and provide a high level of service whether the project is a one-day repair or complex project phased over several months.”
Steve Colangelo
The Donohoe Companies, Inc., Washington, DC
“Thank you HSG (A Valcourt Company) for being my one stop vendor for window cleaning, metal restoration, pressure washing and waterproofing. We truly appreciate you and your entire team, and we look forward to our continued partnership.”
Tania
Assistant Property Manager
PMRG
“As Property Manager for a 1M square foot office, retail, and below grade public parking facility in Washington DC, I have relied heavily on Ev-Air-Tight (A Valcourt Company)'s subject matter expertise, flexibility, and delivery of services (concrete repair and replacement, waterproofing, roof anchors, and facade caulking) for over 16 years without any performance, personnel, budget, workmanship, flexibility, or warranty issues. Being occupied by a high-profile Federal Agency with mission critical operating requirements, and connected to a large hotel, the property offers unique challenges with respect to construction."
Scott D. Garey
Donohoe Real Estate Services/CORFAC International, Washington, DC
“We have witnessed that Ev‐Air‐Tight (A Valcourt Company) is not only a professional and talented company, but that your company also is a firm believer in looking at the human side of the equation. I have never seen our Residents embrace with such love as with this crew. This crew just gained 250 new grandparents effortlessly without a thought. Your company should be proud of your crew as they demonstrated professionalism throughout the project but better yet, showed their kindness and truly cared about our Residents.”
Torri Stewart
Evergreen House Apartments, Annandale, VA
EDS’s (A Valcourt Company) attention to detail and expertise with working in and around a patient facility was a great asset. The project was completed with little or no disruption to Nash General Hospital’s staff and patients.
Rick Holmes
Director of Plant Services
Nash Health Care Systems
[EDS, A Valcourt Company's] primary goal, from beginning to end, was to satisfy our needs. The quality of the work performed and responsiveness to any concerns conveyed allowed for the project to be completed in a satisfactory manner, and as a result, I have sought their assistance with subsequent projects.
David Watson
Project Engineer II
City of Raleigh
I would recommend that any client faced with a water intrusion or potential water intrusion issue contact EDS (A Valcourt Company) and allow them to provide their insights on how to fix the problem or work with your designer to identify the most cost-effective repair.
William E. Seyler, Sr
Project Manager
Bovis Lend Lease, Inc.
EDS (A Valcourt Company) did an outstanding job of performing the work and equally important, coordinating with building occupants. There were no complaints throughout the project which was amazing in itself.
John E. Gardner
The Citadel
EDS (A Valcourt Company) displayed a commitment to accommodate all our specifications and scheduling constraints throughout the project. I would not hesitate to work with them again for their reliability, results, and professionalism.
Jimmy Riddle
Director of Engineering
Marriot Raleigh Crabtree Valley
I have used A1 Orange (A Valcourt Company) for over 15 years and have always been satisfied with the competitive pricing, professional staff, and work performed. Services we currently use are interior-exterior window cleaning, waterproofing, pressure washing, and painting.
Don Hamilton
Property Manager
CNL Commercial Real Estate
I have absolutely nothing but praise for EDS (A Valcourt Company), their work crew, supervisors, and office staff. They are a wonderful company to work with!
Danny Williams
Contract Administrator
The University of North Carolina at Chapel Hill
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