Solving it all with grit + grace.
What started as a small venture became a trusted NYC name — the right way, through licensed work and relationships that last.
Built in New York, for New York
DUO Mechanical delivers commercial and residential plumbing, heating, fire sprinkler and HVAC work across all five boroughs. Quality is the priority on every job — from a fixture swap to a fire-pump replacement.
We use premium materials and proper equipment, document our work cleanly, and communicate openly. The goal is simple: systems that work, and a contractor you actually want to call again.
Standards, not slogans
Licensed & insured
NYC-licensed master plumber accountable on every job.
Safety first
Documented Daily Pre-Task Plans and OSHA SST standards on site.
Code-correct
Work that passes DOB, FDNY and Con Edison requirements.
Relationship-driven
Open communication and transparency that outlasts the invoice.
Let's build something that works.
Tell us about your building and your problem. You'll get a straight answer and a fair estimate — not a runaround.