The Sentinel Group

Facilitating business development.

John J. Tassoni, Jr.’s varied background in the public and private sectors make him an invaluable business resource, especially for start-ups.

The experience and professionalism to help your business excel.



We are proud to support the following organizations:


"The Sentinel Group team always conducts themselves with dedication and integrity, and we look forward to continuing to grow our business relationships with them."

- Paul Harrington (Transit Union 618)


"I would like to thank the Sentinel Group for the superior level of service they provided to my organization, and for the compassion with which that service was conducted."

- Michael Blackburn (American Addiction Centers)


"John Tassoni is a disciplined and knowledgable business professional who understands what it takes to get the job done efficiently and effectively."

-Michael Sabitoni (Local 271)

543 Putnum Pike • Smithfield, RI 02828 • O. 401.232.9600• C. 401.451.1305 • F. 401.231.0303•