Northrup Associates Realtors

26 Main Street
Lynnfield, MA 01940

Email Phone: 508-810-0677 Fax: 781-213-7983

About Marcia

Marcia Poretsky has been a consistent Top Producer at Northrup Associates for more than 35 years. During that time she has established a strong reputation for excellence and created a large following of satisfied customers. Over the past ten years alone she has been involved in the sale of almost $250 million of property.


  • Listing and Sales Leader Specializing in Single Family Homes and Condominiums

  • Over 35 Years of Professional Service

  • Top Producer with Multi-Million Dollar Sales Awards

  • Certified Residential Specialist (CRS)

  • Graduate Realtors Institute (GRI)

  • Certified Buyer Representative (CBR)

Dedicated to the Highest Level of Professionalism and Service.

The highest designation is a Certified Residential Specialist (CRS) awarded to Realtors in the residential field.  The CRS Designation recognizes professional accomplishments in both experience and education with extensive hours of advanced study.  This is an advanced prestigious recognition held by less than 5% of all Realtors in the United States. 

Awarded the professional designation of Graduate Realtors Institute (GRI) a professional designation with the completion of advanced courses.

Is a Certified Buyer Representative (CBR) a professional designation with additional expertise to act as a consultant, adviser and negotiator for buyer clients. 

“ I take great pride in providing experienced assistance resulting in outstanding satisfaction to both buyers and sellers. Listings are marketed in the most professional manner. Customer service is paramount.

I strive to ensure that everything that is expected from a professional is delivered with superior skills for property owners and prospective buyers. With advanced training and courses, the highest level of expertise in real estate is always demonstrated. Clients love the personal service, knowledge and professional advice.”



  • Certified Residential Specialist (CRS)

  • Graduate Realtors Institute (GRI)

  • Certified Buyers Representative (CBR)

  • Greater Boston Association of Realtors

  • Massachusetts Association of Realtors

  • National Association of Realtors

  • Property Information Network (MLS)


  • Realty Guild