Harbor Motors Inc.
- GMC dealer that also offers a full line of Pontiac and Buick vehicles.
- http://www.harbormotors.com/

All-Test Pro Instruments
- Hand-held Instruments and software for troubleshooting, testing and predictive maintenance monitoring of electric motors and transformers.
- http://www.alltestpro.com/

Old Saybrook Chamber of Commerce
- Newsletter and information on events, businesses, board meetings and membership.
- http://oldsaybrookchamber.com/

BJM Pumps
- Manufacturer of standard and specially-designed electric submersible pumps. Also carries a line of pump accessories.
- http://www.bjmpumps.com/

Lorensen Scion
- New and used cars and trucks. Part of Lorensen Auto Group.
- http://www.lorensenscion.com/

Diastole Wealth Management
- Financial services firm specializing in planning for high wealth individuals.
- http://www.diastole.biz/

Blumenthal & Donahue
- Primarily writes farm insurance but also offers homeowner, personal and commercial auto, umbrellas, and business owner's packages. Licensed in Connecticut, Rhode Island, Massachusetts, and Vermont.
- http://www.bludon.com/

Connelly Mortgage
- Provides residential mortgage financing.
- http://connellymortgage.com

Cottage Whimsey
- Interior decorating services. Fabric, wallpaper, blinds, window treatments, upholstery and slip covers.
- http://www.cottagewhimsey.com

Old Saybrook Golf Capital, LLC
- A financial firm specializing in mezzanine debt and preferred equity investments for golf course properties.
- http://www.oldsaybrookgolf.com/

Nutmeg Hill Computer Services, LLC
- Customized computer training services for business, educational and home applications.
- http://nutmeghill.com/

Limb-It-Less Logging, LLC
- Specializes in low impact timber harvesting throughout Connecticut and New England.
- http://www.limbitlesslogging.com/

Connecticut Sign Service
- Offering lighted signs, lettering, and wood signs.
- http://www.ctsign.com/

Northeast Medical Products, Inc.
- Provider of healthcare products to pharmacies, nursing homes, doctors, dentists, industrial accounts and retail outlets.
- http://www.northeastmp.com/