About MACK Ⅴ Development

Delivering Quality Real Estate Solutions for Over 30 Years

Leading Real Estate Agent in The City

Mark C. D’Addabbo

Mark C. D’Addabbo is the founder of MACK v-black Development, a prominent Connecticut-based firm specializing in real estate development and construction. With over 40 years of industry experience, Mark previously founded and led New England Retail Properties, Inc., where he oversaw major projects across New England, the Hudson Valley, and Long Island, NY. Throughout his career, Mark has managed land acquisitions, permitting, tenant lease negotiations, and construction management. His work with top retail clients such as Dollar General, Tractor Supply, KinderCare, and O’Reilly Auto has earned him a reputation for excellence. Mark’s success is built on strong relationships with clients and a specialized network of professionals, ensuring quality and cost-effective solutions for every project. Beyond his professional achievements, Mark has contributed to the industry as an author and speaker, and he remains active in his community as a member of the West Hartford Housing Authority. A graduate of Villanova University with a degree in Business Administration, Mark resides in West Hartford, CT, with his wife and two children.

Mark C. D’Addabbo

30+ Years of Experiences

3000+ Satisfied Clients

40 Locations Covered

2400 Deals Closed

Benefits of working with me

When you choose to work with me, you gain access to over 40 years of experience, deep industry knowledge, and a network of trusted professionals. My commitment is to provide personalized service and deliver results that exceed your expectations.