certified company
Based on 226 reviews
Our Certification Process
Best Pick Guarantee
Verified License(s)
Verified General Liability Ins.
Verified Workers' Comp
7th year as a Best Pick Call
"We focus on delivering a high-quality job the first time as well as an honest, professional experience for our customers. We pride ourselves on the excellent customer reviews we receive."

John Forster | President
Company Information
Services Offered
NV Waterproofing offers interior and exterior waterproofing and drainage systems, backup sump pump systems, window wells and drains, erosion control, commercial sealants, crack repair, sheet and liquid waterproofing membranes, French drains, structural repair, regrading, driveway drains, mold prevention, and downspout drainage systems.
The company offers a lifetime warranty on most interior work and varying warranties on other services.
Company History
NV Waterproofing has been serving customers since 1986.
The company is a Custom Builders USA (CB/USA) Preferred Vendor and a member of the Northern Virginia Building Industry Association (NVBIA) and the DC chapter of CB/USA.
Areas Served
Prince William, Fairfax County, Loudoun County, Arlington County
A selection of 226 homeowner reviews:
“It was great. It's the best thing I ever did to my house. They had to improvise on the fly, but it worked out beautifully. They put a drain and a second sump pump in my basement. It was an A.”
“They did waterproofing for me. They came in, did the job efficiently, and totally cleaned up. I haven't had a leak at all—A+.”
“They did a French drain for us. They were very professional, and they did good, quick work. They were very clean and left everything very nicely. It was just a really positive experience. I'd give NV Waterproofing an A+ overall.”
“The customer service was very, very impressive. The quality of work was great, and we haven't had any water issues.”
“They did the work on time, and it's held up perfectly. They did waterproofing and sump pump installation. I'd give them an A.”
“They did a good job. They did waterproofing for me. I'd give them an A+.”
“NV Waterproofing put in a waterproofing system in the basement. They completed the job on time. The crew was very efficient, cleaned up well after they were done, and did exactly what they said they were going to do. I'd give them an A.”
“They were great. They did waterproofing. I'd give them an A. Their customer service was good.”
“They were here waterproofing our basement. We had a small leak, and they came in, did some injection shots, and then sealed the basement. They were friendly, courteous, on time, and under budget. There was nothing not to like. I'd give them an A.”
“They did waterproofing, and the installation of a sump pump. They did what they were supposed to do, on time and on budget. They get an A on everything.”