Client Focused. Results Driven.

The Firm

DelBello Donnellan Weingarten Wise & Wiederkehr LLP, based in White Plains, New York, is one of the premier law firms in Westchester County and the Hudson Valley. Large matter or small, the lawyers at DelBello Donnellan Weingarten Wise & Wiederkehr work together as a team every day to assure client success and satisfaction. DelBello Donnellan's practice groups range from commercial litigation, to trusts and estates, to real estate development, finance and environmental impact review, and are dedicated to helping companies and individuals achieve their business, professional and personal goals. Our attorneys are a diverse team of highly accomplished practitioners, many with significant experience as leaders in government, business and philanthropy. We offer clients the depth, sophistication and range of experience most often associated with large national firms with the personal attention that can only be provided by a regional firm, which is why so many businesses and individuals turn to DelBello Donnellan for assistance with commercial litigation and the most high-profile and transformational real estate development projects and complex commercial transactions in the region.


Mark Weingarten featured in the City & State NY Westchester Power 100 List!

Westchester County’s most influential leaders were ranked in the City & State New York Westchester Power 100 List. Please join us in congratulating our Partner, Mark Weingarten for making it to the list! Mark ranks number 33, the highest ranking private practice attorney.

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Data Breach Lawsuits on the Rise: Five Tips to Help Minimize Liability

Read about recent developments in data breach litigation in New York from our partner Nelida Lara featured in the American Bar Association’s Commercial and Business Litigation Committee’s Practice Points.

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WCBA Member Spotlight: Nelida Lara

Our Partner, Nelida Lara, was featured in a Westchester County Bar Association Member Spotlight interview in this month’s issue of Westchester Lawyer Magazine.  

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Practice Areas