Roman Stone Construction

Roman Stone Systems

Advanced Wastewater Treatment Systems

I/A OWTS For Long Island Homeowners

Norweco Singulair Systems

Hydro-Kinetic Systems

Residential & Commercial

Systems Info


Engineers & Architects

Roman Stone Systems Long Island OTWS

Thank you for visiting our site.

Roman Stone Systems LLC is a wholly owned subsidiary of Roman Stone Construction Company formed to focus on innovative/alternative wastewater treatment systems (AKA nitrogen reducing wastewater systems). We are the exclusive distributor for Norweco, one of the largest wastewater equipment manufacturers in the world. We manufacture, install and service residential and commercial advanced wastewater treatment systems.

Check Latest Suffolk County Rebate Programs - Click Here

Recent Work