Office Locations

155 Morris Avenue
Springfield, NJ 07081
Phone: 973-379-2444
Fax: 973-379-4620

Round Valley Executive Center
3 Werner Way, Suite 230
Lebanon, NJ 08833
Phone: 908-236-6457
Fax: 908-236-7457

New York
4607 Fort Hamilton Parkway
Brooklyn, NY 11219
Phone: 212-391-2444
Fax: 718-871-3225

Attorneys & Staff

BMC Attorneys

Abraham (Avi) Borenstein, Esq., Managing Partner

Abraham (Avi) Borenstein is the Managing Partner and principal of the firm. He enjoys over 30 years experience handling complex transactional and litigation matters in New York, New Jersey and across the United States. His practice is wide ranging and diversified and that vast experience aids him in the handling of matters of all types. His experience includes providing expert witness testimony in several diverse real estate matters; serving as “judge” in the Benjamin Cardozo Law School Entertainment Law Moot Court program; teaching continuing legal education in New Jersey and New York; and many other educational endeavors. Avi is a court appointed Arbitrator in the United States District Court, District of New Jersey, as well as a court appointed commissioner of condemnation matters in the Superior Court of New Jersey. Avi is widely consulted by other lawyers regarding various legal and practical issues. Avi is a noted speaker and teacher and has spoken to audiences in the thousands about the Holocaust. Avi has served as counsel to numerous charitable institutions of various types, both secular and religious based, in many communities. In his rare free time, Avi enjoys both producing plays for the New York Broadway theater and serving as Head Coach of the basketball program at The Frisch School in Paramus, New Jersey, where most recently he won a MJDSBL JV championship in 2010 and has compiled an 84% winning percentage.


Sharon R. Borenstein, Esq., Partner

Sharon Borenstein practices law in both the Lebanon and Springfield Offices, with an emphasis on trusts and estates, real estate law and contracts. Sharon has been admitted to the New Jersey bar for the past fourteen years. In 2005, Sharon formed and served as the managing partner of McConnell & Borenstein, P.C. in Oldwick, New Jersey. Sharon received her J.D. from Benjamin N. Cardozo School of Law, and she earned an M.P.A. in Labor Relations from New York University Graduate School of Public Administration. Sharon held an associate position at Budd Larner, in Short Hills, New Jersey. Subsequently, as the Director of Overseas Endowments at the United Jewish Communities in New York City, Sharon honed her legal skills and experience in all aspects of endowment development and charitable giving. Sharon is presently a managing partner of Borenstein McConnell & Calpin, P.C.


Erin M. Calpin, Esq., Partner

Ms. Calpin focuses her practice in the areas of estate planning, elder law, and trust and estate administration. She has extensive experience assisting executors through the legal complexities of an estate administration, and specializes in estate planning techniques to preserve wealth and minimize estate taxes. She has been a certified guardian under the National Guardianship Association, and she has acted as court appointed guardian in Hunterdon and Warren Counties. Ms. Calpin is a member of the New Jersey Bar. She received her J.D. from Rutgers School of Law, Newark. She is also a graduate of the National Graduate Trust School.


Alec R. Borenstein, Esq., Partner

Alec Borenstein is a Senior Associate for the firm.  Alec went to Loyola Law School in Los Angeles where he graduated cum laude and in the top 10% of his class.  Alec is also a Member of the Order of the Coif.  In 2006-2007 Alec served as the Chief Articles Editor for Volume 40 of the Loyola Law Review.  Alec is admitted in New York and New Jersey and practices in both states and in the Federal Courts.  Alec is also an award winning speaker and business development consultant for The Rainmaker Institute.


Courtney Reed Keren, Esq., Associate 

Courtney Reed Keren is an Associate for the Firm.  She graduated magna cum laude with a Criminal Justice B.S. from Bay Path University in Longmeadow, Massachusetts in 2013.  Courtney graduated from New York Law School (NYLS) in Manhattan in 2016.  Prior to law school, Courtney worked as a job coach for persons with intellectual and developmental disabilities.  In her spare time, Courtney enjoys cake decorating, playing flute, practicing yoga and spending time with her family.


Avi Guttman, Esq., Associate

Avi Guttman is an associate for the firm. Avi graduated Cum Laude from the Benjamin N. Cardozo School of Law in 2014, where he also served as Articles Editor for the Cardozo Journal of Conflict Resolution. In 2013 Avi was selected for the Alexander Fellows Program, where he served as a full time judicial intern to the honorable Susan D. Wigenton of the United States District Court in Newark, NJ. Avi is admitted in both New York and New Jersey and practices in both the State and Federal Courts. Avi enjoys being an estate planning attorney as it allows him to help his clients plan for the well-being of their loved ones and to prepare for any contingency. When not practicing law, Avi enjoys playing basketball and spending time with his wife and daughter.


Our attorneys will travel to meet with clients at the office location most convenient to the client, or we will meet at a client’s home when traveling for the client is impractical or impossible. We look forward to serving your needs.


BMC Support Staff

Monica Zsamboky, Office Manager

Monica Zsamboky comes from a diverse background of small and medium enterprises (SMBs). She has been actively involved in managing customer relations and business administration processes as well as brand and product development. Through years of experience in small business consulting she gained insight into improving operations, refining the scope of the business and building successful partnerships.

At BMC Monica focuses on the continuous improvement of structural and operational components that allow our attorneys to provide undivided attention to their clients. Broadening access to BMC’s tradition of principled and trustworthy practice of law is Monica’s primary goal.

Monica loves orchids and enjoys exploring new destinations with her husband on the deck of their boat or in the saddle of their motorcycle.


Judy Polinchock, Receptionist & Administrative Assistant

Judy Polinchock is BMC’s Legal Assistant and Client Concierge. All of BMC’s clients know Judy and her dedication to them makes BMC what it is today. If you have any questions, please feel free to email Judy.