Diserio Martin O'Connor & Castiglioni LLP
1010 Washington Blvd., Suite 800, Stamford, CT 06901, Stamford, CT 06901
About Diserio Martin O'Connor & Castiglioni LLP
Diserio Martin O'Connor & Castiglioni LLP is a full-service law firm with over forty years of experience. The firm's 27 attorneys serve clients from offices in Stamford, New Canaan, New York City, Boston, Greenwich, White Plains, and Naples. They handle corporate and finance, litigation, intellectual property, employment, real estate, trusts and estates, and personal injury matters. The firm has secured significant verdicts, including an $8 million investment fraud verdict and a $17 million deficiency judgment.
Our Attorneys

Brian T. O’Connor
Partner (retired)
57+ years experience

Richard E. Castiglioni
Partner (retired)
48+ years experience

William A. Durkin III
Of Counsel
45+ years experience

Scott S. Centrella
Partner
42+ years experience

Robert E. Murray, Jr.
Managing Partner
41+ years experience

Kevin T. Katske
Partner
38+ years experience

Scott M. Harrington
Partner
38+ years experience

David L. Dufort
Partner
35+ years experience

Jonathan P. Whitcomb
Partner
35+ years experience

Thomas P. O’Dea, Jr.
Of Counsel
34+ years experience
Notable Case Results
Case results are sourced directly from attorney websites by Injuria.ai's data infrastructure, which actively monitors 22,000+ personal injury law firms. They are not results obtained by ThatCarHitMe.com. Prior results do not guarantee a similar outcome.
$8M
Investment Fraud, Oil and Gas Litigation
Won an approximately $8,000,000 verdict against a private equity fund manager on behalf of oil and gas investors in Texas and Oklahoma assets.
$7M
Product Liability, Personal Injury
Settled products liability case on behalf of burn victim for approximately $7,000,000.
$17M
Foreclosure, Real Estate Litigation
Representation of a successor lender in the trial of two complex foreclosure actions and appeal which resulted in obtaining title to the properties, defeating claims of junior licensors and obtaining $17M in deficiency judgments against the owner.
Contact Information
Office Locations
1010 Washington Blvd., Suite 800, Stamford, CT 06901
Stamford, CT 06901
(203) 358-0800
40 Broad Street, Boston, MA 02109
Boston, MA 02109
(617) 906-3359
500 West Putnam Avenue, Suite 400, Greenwich, CT 06830
Greenwich, CT 06830
(203) 542-7237
780 Fifth Avenue South, Suite 200, Naples, Florida 34102
Naples, FL 34102
(239) 450-9971
212 Elm Street, New Canaan, CT 06840
New Canaan, CT 06840
(212) 551-3637
230 Park Avenue, 3rd Floor West, New York, NY 10169
New York, NY 10169
(212) 551-3637
50 Main Street, 10th Floor, White Plains, NY 10606
White Plains, NY 10606
(914) 684-0090
Office Locations
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