Stormwater Management Services – South Shore & Cape Cod

Flooding, erosion, and failed inspections can bring any project or property to a halt. At Amex Construction, we install, and maintain stormwater management systems that keep you compliant, protect your property, and prevent costly problems. With years of experience, we deliver reliable solutions for developers, property managers, HOAs, municipalities, institutions, and commercial property owners.

Our Stormwater Solutions

  • Rain Gardens

  • Catch basins & manholes

  • Detention & retention ponds

  • Subsurface infiltration systems

  • Drainage swales & culverts

  • Stormceptor & hydrodynamic separators

  • Drainage tie-ins & outfalls

Stormwater Inspections & Compliance

In addition to construction and installation, our team provides stormwater inspections to keep your site compliant with state and federal requirements:

  • Construction Site Inspections – Ensure your active projects meet erosion control and runoff standards.

  • Post-Construction Inspections – Verify long-term stormwater system function for residential communities, commercial properties, and municipal sites.

  • Industrial Site Inspections – SWPPP-compliant inspections for facilities regulated under MA DEP, EPA, NPDES, Clean Water Act, and MS4 permit programs.

We help you avoid costly fines, protect water quality, and stay ahead of enforcement deadlines.

Why Choose Amex Construction?

  • Compliance-First Approach – We understand Title V, MS4, SWPPP, and NPDES requirements and ensure your project meets or exceeds them.

  • Full-Service Partner – From permitting to excavation, installation, maintenance, and inspections.

  • Trusted Teamwork – We collaborate with engineers, designers, plumbers, electricians, and municipal agencies for seamless results.

  • Proven Experience – Stormwater projects completed for HOAs, developers, municipalities, schools, and businesses across the South Shore and Cape Cod.

  • Certified Specialists – Licensed for advanced septic systems and Environmental One (E/One) certified for grinder pump installations.

NDS professional drainage certified contractor

Protect Your Property & Stay Compliant

Stormwater problems don’t just damage property — they create liability. Whether you’re a developer breaking ground, a property manager overseeing a community, or a municipality upgrading infrastructure, Amex Construction has the expertise and partnerships to get the job done right.

Who We Help

Developers & Builders

Turnkey stormwater systems for subdivisions, multi-unit housing, and commercial sites. We coordinate directly with engineers, soil evaluators, and conservation commissions to keep your approvals and schedules on track.

Property Managers, HOAs & Condo Associations

Protect your community from drainage issues and flooding. We repair and install catch basins, retention ponds, and drainage networks that keep properties safe, residents happy, and property values secure.

Municipalities & Institutions

From schools to public works projects, we partner with towns and agencies to deliver infrastructure that meets strict compliance requirements and stands the test of time.

Commercial & Industrial Property Owners

Parking lot flooding, storm drains, and site runoff issues can damage property and scare away tenants or customers. We provide drainage solutions that eliminate risk and protect your bottom line.