Holland & Bonzagni Staff

Donald S. Holland

Donald S. Holland is a partner at Holland & Bonzagni. Don received his law degree from the University of Miami and holds undergraduate degrees in liberal arts from Colgate University and in aerospace engineering from the University of Connecticut. At UConn, he became a member of TAU BETA PI, which is the engineering equivalent to PHI BETA KAPPA.

In the mid-1970s, Don Holland was a Patent Examiner in "Rotary Pumps and Turbines" at the U.S. Patent and Trademark Office. From 1981-2005, Don was a member of the Adjunct Faculty at Western New England College School of Law in Springfield, MA. There, he taught IP courses in "Patents and Trade Secrets," "Unfair Trade and Trademark" and "Copyright Law." Don has also co-taught "Intellectual Property" (along with Mary Bonzagni) in the Paralegal Program at Bay Path College. In addition, Don has acted as an arbitrator and an Early Neutral Evaluator (a.k.a. mediator) in IP litigation.

Don's clients include Arrhythmia Research Technology, Inc., Friendly Ice Cream Corporation, Grady Research, Inc., O.F. Mossberg & Sons, Inc. and PeoplesBank.

Don has written a booklet that many corporations use, entitled "Your Guide to Patents, Trademarks, Copyrights and Trade Secrets." That booklet is in its sixth edition and has received many plaudits.

Email: dsh@hblaw.org | vCard


Mary R. Bonzagni

Mary R. Bonzagni, a partner of the firm, has been with Holland & Bonzagni since 1989. Mary is also a member of the Adjunct Faculty at Western New England College School of Law where she has taught "Copyright Law" and "Unfair Trade and Trademark." She has also co-taught "Intellectual Property" (along with Don Holland) in the Paralegal Program at Bay Path College. Mary adds a different dimension to the firm - that of an experienced chemist. Her clients include Crane & Co., Inc., Baystate Health, Inc. and Kanzaki Specialty Papers, Inc. Mary has been involved in obtaining, defending, and licensing patents for a wide variety of inventions.

Mary received her undergraduate degree in 1978 from American International College, where she won several major academic awards. The first half of her senior year was spent at Argonne National Laboratory investigating the principle of controllable correlated electron tunneling. After graduation, Mary worked as an analytical chemist before attending and graduating with honors from Western New England College School of Law.

Email: mrb@hblaw.org | vCard


Cari A. Mazza

Cari A. Mazza is a Paralegal at Holland & Bonzagni and joined the firm in 1996. She graduated from Bay Path College with a bachelor's degree in legal studies. Cari works closely between the IP lawyers and clients, providing continuity of service to achieve the clients' objectives and increases communication between clients while decreasing fees.

Her other responsibilities include assisting each patent and trademark attorney in managing client trademark and patent portfolios, in both domestic and international markets. Cari has drafted over 500 trademark applications and performed over 1000 trademark searches.

Email: cam@hblaw.org | vCard


Karen M. Rose

Karen M. Rose, who joined the firm in 2001, is a Paralegal at Holland & Bonzagni. She graduated from the University of Massachusetts with a bachelor's degree in legal studies and has earned a Certificate in Advanced Paralegal Studies from Bay Path College. Like Cari Mazza, Karen also works with the firm's trademark and patent attorneys to increase productivity and decrease fees for clients. Her duties include maintaining client files, conducting patent family and corporate research, managing Holland & Bonzagni's management software system, electronically filing patent applications and related documents, performing preliminary trademark searches, drafting and electronically filing trademark applications, tracking the progress of patent and trademark applications, and preparing and following up on correspondence to the U.S. Patent and Trademark Office, clients, and foreign associates.

Email: kmr@hblaw.org | vCard