TAKE YOUR STORMWATER
TO A BETTER PLACE
Scientific Stormwater Solutions in Fairfield County CT & Westchester County NY
TAKE YOUR STORMWATER
TO A BETTER PLACE
Scientific Stormwater Solutions in Fairfield County CT & Westchester County NY
CT Stormwater Authority: The Premier Certified CULTEC Installer in the Nation


Why Choose CT Stormwater Authority for Your Residential Stormwater Solutions?
As the only CULTEC-certified installer for residential purposes, CT Stormwater Authority has the expertise, equipment, and knowledge to provide top-tier stormwater systems for homes.
We specialize in CULTEC infiltration chambers and stormwater management systems, which are recognized for their durability and efficiency in handling large volumes of water.
Our engineers work closely with CULTEC to ensure all installations meet the highest industry standards, offering long-term protection against water runoff, erosion, and flooding.
Drainage Maintenance Experts in Fairfield County & Westchester County
Gutter & Roofing Services
Latest Shorts
Yard Flooding Solutions in Greenwich, CT
At GreenwichDrains.com, we specialize in permanent yard flooding solutions tailored for Fairfield County’s demanding stormwater conditions. Whether you're battling pooling water after storms, soggy lawns, or water near your foundation, our team provides expert drainage services like dry well installation, yard drains, and downspout tie-ins to keep your property protected.
We’re trusted dry well installers and stormwater experts who offer high-capacity solutions like CULTEC chambers, trench drains, and French drains that help redirect and contain stormwater before it causes costly damage. Our services also include gutter downspout extensions and foundation drainage systems—ideal for Greenwich homeowners dealing with excess water or basement flooding.
- ✔ Yard Drainage Contractors – Greenwich, CT
- ✔ Dry Well Installation Experts
- ✔ CULTEC Chambers for High-Volume Water Control
- ✔ Lawn Drainage & Swale Solutions
- ✔ Stormwater Management Systems
- ✔ Sump Pump Tie-ins & Gutter Drain Extensions



Stormwater Drainage Maintenance Experts in Greenwich, Darien, Fairfield, Stamford Connecticut & Westchester County New York
Whether it’s your home’s backyard or your business property, our team brings efficiency and extensive expertise in the drainage industry.
CULTEC’s stormwater drainage systems are among the best in flood protection, but they require a certified professional for proper installation, inspection, and maintenance. That’s where Connecticut Stormwater Authority comes in.
With nearly two decades of experience, we proudly hold both the “CULTEC Certified Installer” and “CULTEC Certified Maintenance Provider” designations—making us the only firm in Connecticut with these exclusive certifications.
We take great pride in our expertise, delivering exceptional workmanship and top-tier customer service for every project. Whether you need residential stormwater solutions or large-scale commercial drainage systems, we have the skills and equipment to get the job done right.
Looking to install a CULTEC system? Need an inspection or repairs for your current stormwater drainage system?
Contact us today to schedule an appointment. We offer free estimates and consultations in Riverside, Greenwich, Stamford, and nearby Connecticut areas!
CT Stormwater Authority is your trusted source for yard drainage solutions in Greenwich, CT. We specialize in resolving issues like waterlogged lawns, flooded basements, and pooling rainwater with proven systems such as French drains, trench drains, and dry wells. Whether you're dealing with standing water in your yard, heavy stormwater runoff, or want to tie in your downspouts, our team brings precision and professionalism to every job. We're proud to be a CULTEC-certified dry well installer serving homeowners throughout Greenwich and the greater Fairfield County area.
Our systems are built to last and perform year-round. We install advanced outdoor sump pumps, infiltrator chambers, and driveway trench drains to control runoff and prevent structural damage. If you're seeing water pool near your foundation or noticing a soggy backyard after every storm, our Greenwich drainage contractors can deliver permanent, underground solutions tailored to your property. With expert stormwater management and gutter downspout extensions, we stop flooding before it starts.
Whether you're searching for a yard drainage contractor near Greenwich, need basement water removal, or want to schedule a dry well installation, we're here to help. Our team is fast, local, and always on time. We offer free estimates and customized assessments to identify the root of your drainage problem. Don't wait for the next rainstorm!
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CULTEC & Infiltrator Stormwater Systems in Greenwich, Darien, New Canaan, Norwalk & Stamford Connecticut

RECENT PROJECTS IN FAIRFIELD COUNTY & WESTCHESTER COUNTY
Why Fairfield County Homeowners Choose Us
- In Business Since 2003.
- Comprehensive Maintenance Program and Warranties.
- CULTEC Certified Installer & Maintenance Provider.
- Free estimates for all Work!