About Us

About Us

Manhattan-based building supply partner serving supers, property managers, and contractors across NYC.

Our Story

Manhattan roots. Borough-wide reliability.

New York buildings do not pause, and neither do we. We were built to be the supplier teams can call when a job cannot wait until next week.

Building professionals at work
Who We Serve

A real partner for daily building operations.

We work with building staff who need confidence in stock, clear communication, and delivery that fits real building workflows.

From emergency hardware and electrical replacements to cleaning and day-to-day essentials, we focus on what keeps residential and mixed-use properties moving.

How We Work

Simple, fast, and focused on building needs.

Tell us what the building needs. We confirm stock, prep the order for your entry point, and deliver on schedule.

01

Call

Share the part, quantity, building address, and timeline.

02

Confirm

We verify inventory and offer alternatives when needed.

03

Pack

Orders are prepared for service entrances, bulk rooms, or units.

04

Deliver

Same-day options across most boroughs for early orders.

Why Brownstone

Reliability, speed, and real building knowledge.

The way we support supers, property managers, and contractors every day.

Built For NYC Buildings
Building manager reviewing supplies
Same-day support across NYC

Reliability, speed, and real building knowledge.

Reliability

If we say it is in stock, it is in stock.

Speed

Same-day delivery options, no excuses.

Knowledge

We know buildings. We speak your language.

Community

NYC owned, NYC operated, NYC proud.