Dedicated. determined. aggressive.


Siden & Associates, P.C.

providing unparalleled legal services

We provide unparalleled legal services to our clients.  We are experienced in advising all types of businesses in greater Boston and throughout New England.  Our clients range from large and medium-size established corporations to developing small businesses and individuals.

We expertly navigate our clients through litigation. We fight to resolve cases when they should be resolved and vigorously litigate those cases which cannot or should not be settled. Our attorneys are admitted to practice in all of the State and Federal Courts in Massachusetts and have been admitted Pro Hac Vice in other New England states.  

We adeptly advise clients on corporate transactions, including formation and restructuring, contract drafting and negotiation, employment law, real estate and intellectual property matters.

We give each client and matter the critical analysis and individual attention they require. We assess and strategize every case to obtain the best result for our clients.


We are devoted to serving our clients’ individual needs.
We handle every matter in a cost-effective, efficient manner to achieve each client’s unique goals and objectives.



Attorney Siden focuses his practice on business law.  He has expertise handling all types of business litigation, as well as real estate litigation.  Additionally, Attorney Siden has successfully litigated copyright infringement disputes, complex contract disputes, shareholder and partner disputes, and adversary proceedings in bankruptcy litigation.  He also manages his clients’ corporate needs, including corporate formation, restructuring, and acquisitions.


Attorney Taverna Siden has extensive commercial litigation experience.  She represents clients in all facets of business litigation, including partnership and shareholder disputes, complex contract disputes, breaches of fiduciary duty and business torts, including unfair and deceptive business practices.  Attorney Taverna Siden also has considerable experience representing clients in commercial and residential real estate disputes and in employment law matters.

 To schedule an appointment, call us at (617) 423–5999 or select the below link to send us an email.
We look forward to learning how we can help!