Lawrence A. Siegel

Katherine A. Heptig is a partner at Rivkin Radler LLP in Uniondale, New York, and is a member of the firm’s Business Dissolution, Corporate , Health Services , Trusts & Estates , and Tax Practice Groups. Her practice focuses on transactional tax law and executive compensation, general business law for corporations, limited liability companies, and partnerships, and ERISA and employee benefits matters, including multi-employer health and welfare plans and retirement plans for sponsor...

Geoffrey R. Kaiser is an attorney at Rivkin Radler LLP whose practice focuses on Health Care Law and Litigation - Health Care. He has been recognized by Best Lawyers for his work in these practice areas. Based in Uniondale, New York, Geoffrey R. Kaiser has been included in Best Lawyers since 2026. This distinction is based on peer review from attorneys practicing in the same geographic region and legal disciplines. The brother of a physician, Jeff developed an early interest in health care an...

Michael Calcagni is a lawyer recognized by Best Lawyers in the practice areas of Litigation - Trusts and Estates and Trusts and Estates. Michael practices law in Garden City, New York Best Lawyers has recognized Michael Calcagni since 2025. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Michael Calcagni is held by other lawyers.

Joseph T. La Ferlita is an attorney with Rivkin Radler LLP in Uniondale, New York, where he concentrates his practice in Trusts and Estates . He works with individuals, families, fiduciaries, and organizations on estate planning and the administration of trusts and estates, as well as related tax matters. His representation includes advising clients before the New York Surrogate’s Court and the U.S. Tax Court on estate- and trust-related issues. Mr. La Ferlita’s practice includes ...

Dina De Giorgio has more than 30 years of experience handling divorces and other family law matters. Prior to joining Abrams Fensterman, LLP, she operated her own boutique law practice focused on representing clients in Nassau and Suffolk Counties. Dina is a tenacious advocate and pragmatic problem solver for her clients, both inside and outside the courtroom. Clients choose her because she is solution-oriented, remains focused on their objectives, and seeks to avoid protracted and unnecessar...

Adam G. Guttell is a lawyer recognized by Best Lawyers in the practice area of Employment Law - Management. Adam G. practices law in Melville, New York Best Lawyers has recognized Adam G. Guttell since 2023. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Adam G. Guttell is held by other lawyers.

Benjamin Geizhals concentrates his practice in the counseling and representation of healthcare providers in transactional and regulatory matters. His clients include healthcare companies, doctors, dentists, other healthcare practitioners, nursing homes, medical billing and practice management companies. In addition to negotiation and documentation of mergers and acquisitions of practices, and corporate, partnership and employment relationship issues, Mr. Geizhals provides guidance on corporat...

Kalyan "Kal" Das is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law. Kalyan, who practices law in New York, New York, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Kalyan is held by other top lawyers in the same geographic and legal practice area. Kal Das focuses on global bank and institutional finance, structured finance, project finance, asset securitization, di...

Frank T. Santoro is a trusts and estates counselor and litigator. He concentrates his practice in trusts & estates litigation and Article 81 guardianships, representing clients in a variety of proceedings in Surrogate’s Court and Supreme Court, including will contests, discovery proceedings, contested accountings, and guardianship proceedings. Frank’s extensive experience in sophisticated and complex trust and estate disputes informs his advice when guiding clients through con...

Louis Vlahos is an attorney at Rivkin Radler LLP in Uniondale, New York whose practice focuses on Tax Law , Business Organizations (including LLCs and Partnerships), Litigation and Controversy - Tax , and Trusts and Estates . He advises businesses, individuals, and tax-exempt organizations on a wide range of federal and state tax matters, including corporate, individual, and partnership income taxation, as well as estate and gift taxation. His work includes tax planning, ruling requests, and ...