RJG Consulting Group LLC
Inner Court
97R Main Street, Stony Brook, NY 11790
(631) 828-5033
Monday - Friday : 8:30 AM - 5:30 PM

Offering technology support, cyber-security and support for working remotely. Free consultations available.

For over a decade the team at RJG Group has been designing and maintaining technology infrastructure for the “always on” enterprise. Our team has worked all over the world for both Fortune 200 companies and small businesses. We want to bring our experience and knowledge to your business. We will put the quality of our products and integrity of our team to work for your business. Our success is measured not in numbers but in the relationships and trust we build with each and every one of our customers. Click here for more info.

S.A. Instruments
Market Square
65 Main Street, Stony Brook, NY 11790
(631) 689-9417
Monday - Saturday : 10am - 6pm
Sunday : 12pm - 5pm

Develops electronic instrumentation.

Stony Brook Fire Department
Harbor Crescent
147 Main Street, Stony Brook, NY 11790
(631) 751-0460


Stony Brook Post Office
Harbor Crescent
129 Main Street, Stony Brook, NY 11790
(800) 275-8777
Full Service: Monday - Friday : 9:00 AM - 5:00 PM
Full Service: Saturday : 9:00 AM - 1:00 PM

Postal and Passport Service. Full assortment of greeting cards, postage and packing materials, and P.O. Boxes.  Mechanical eagle in pediment flaps its wings on the hour, 8 am- 8 pm

TEB North Country Car Care
Harbor Crescent
105 Main Street, Stony Brook, NY 11790
Monday - Friday : 7:00 AM - 5:00 PM
Saturday : 7:00 AM - 12:00 PM
Sunday : CLOSED

Complimentary pick-up and drop-off, full diagnostic services; repairs (Domestic, Imported and European); inspections; brakes; oil changes & more!


Three Village Lending Aids
Harbor Crescent
Knoll Top Road, Stony Brook, NY 11790
(631) 751-0500
Monday - Friday : 9am - 7pm

Located just off Main Street, between the Jazz Loft and the Three Village Inn.

Lending Aids is a non-profit organization dedicated to lending out medical equipment on a temporary basis to residents of the Three Village School District.

They lend the following:

  • Big Wheel/Traveler Wheelchairs
  • Rollators (walkers with a seat)
  • Walkers
  • Knee Scooters
  • Bath Seats
  • Commodes/Raised Toilet Seats
  • Crutches
  • Canes
  • Ramps
  • Bed Rails

Learn more about Three Village Lending Aids Here

Village Florist and Events
Harbor Crescent
135 Main St, Stony Brook, NY 11790
631-675-1300 or 631-467-0385
Monday- Saturday : 10:00 AM - 6:00 PM
Sunday : 12:00 - 5:00

Everything from home décor to all-occasion florals including weddings and bridal showers. In addition the store carries greeting cards, custom baskets, balloons, local gifts, silk flowers, candles and plants.


Village Hair Studio
Inner Court
97 L Main Street, Stony Brook, NY 11790
Sunday - Monday : CLOSED
Tuesday - Wednesday : 10AM - 6PM
Thursday : 10AM - 8PM
Friday : 10AM - 6PM
Saturday : 10AM - 5PM

Village Hair Studio – Open now!

We take pride in offering a comprehensive range of services delivered by our talented and experienced team of stylists.

Our salon is designed to create a luxurious and relaxing atmosphere, where you can unwind and indulge in a personalized salon experience. Whether you’re seeking a trendy new haircut, a vibrant hair color transformation, or a stunning hairstyle for a special occasion, we’ve got you covered.

We also offer: bridal services, make-up services, facials and massages, hair smoothing treatments, perms, highlights, balayages and a full service salon. We also sell accessories like hats from Madrid, Abanicos (Spanish fans) and fascinator hats!


Waters Edge Dental
Inner Court
97 M&N Main Street, Stony Brook, NY 11790
(631) 751-0099

In office services available appointment required!

WatersEdge Dental – Dr. Rocco Morelli. Cosmetic, restorative and family dentistry. Also offering sports and sleep appliance therapy.