Unparalleled legal guidance.
Highly individualized attention.

Classic values and non-traditional attitudes.

A collaborative, informal, and egalitarian spirit.

And an abiding commitment to professional civility and personal courtesy.

These are the qualities that guide us, inspire us, and set our firm apart.

About Us

Our firm has been advising clients on a diverse range of estate, trust, and other family matters for nearly two decades. We know that the unique challenges faced by individuals and families are often sensitive and complex. So to every client we offer singular advice, tailored planning, and caring solutions. We assist people at every asset level, age, and stage of life. We bridge generations. And we are proud our clients think of us as insightful family counselors as well as trusted legal counsel.

Practice Areas

We advise and advocate for clients in a variety of personal and family matters, including:

  • Estate Planning (including preparation of Wills, all forms of Trusts, Powers of Attorney, and Health Care Documents)
  • Probate
  • Trust and Estate Administration
  • Estate and Gift Tax Planning
  • Prenuptial and Postnuptial Agreements
  • Transactional Residential Real Estate
  • Medicaid Planning
  • Family Foundation Administration
  • Charitable Giving and Planning

Who We Are

Image of John Engel

John P. Engel, Partner

Admitted to the New York Bar in 1976, John P. Engel has been practicing law for nearly four decades, specializing in family trust and estate-related law since 1986. Prior to forming Engel & Davis with R. Mark Davis in 2002, Mr. Engel was a partner in the firm of Dammann & Engel and principal of the firm John P. Engel & Associates. Earlier in his career he served as Special Counsel to the Police Commissioner, City of New York; as General Counsel, South Bronx Development Organization, Inc.; and as Coordinator, NYC Arson Strike Force.

Mr. Engel received his J.D. degree from Harvard University Law School in 1975 and his B.A. degree from Yale University in 1968. He is a past member of the New York City Conditional Release Commission.


Image of Mark Davis

R. Mark Davis, Partner

Admitted to the New York Bar in 1988, Mark Davis has dedicated his career to serving clients in legal matters related to trusts and estates. A prolific legal writer, Mr. Davis has been a regular contributor to New York Civil Practice for two decades and has authored numerous chapters in Warren’s Heaton on Surrogate’s Court Practice, which is accepted by courts as the leading authority on this subject.

Mr. Davis attended the University of Texas at Austin where he received his B.B.A. degree, summa cum laude, in 1984 and his J.D. degree, cum laude, in 1987. He is a member of the Order of the Coif, an honorary scholastic society for excellence in legal education, and was Note Editor for the Texas Law Review.


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Abigail R. Mulligan, Of Counsel

Abigail Mulligan’s dual areas of specialization are: charitable organization law, charitable giving, and donor-advised funds; and trust and estate-related law. Ms. Mulligan has lectured extensively on topics such as charitable corporate governance, charitable ethics, charitable giving vehicles, estate planning with retirement assets, and probate issues for charities. Prior to joining Engel & Davis she was Associate General Counsel for The Pew Charitable Trusts. Earlier in her career Ms. Mulligan was an associate at Shearman & Sterling and Kramer Levin Naftalis & Frankel. She was admitted to the New York Bar in 2001 and the New Jersey Bar in 2013.

Ms. Mulligan attained her J.D. degree, cum laude, from Harvard Law School in 2000 and earned her B.A. degree, summa cum laude, from Yale University in 1994.


Image of Deepali Patel-Sagar

Deepali Patel-Sagar, Paralegal

Deepali Patel-Sagar has been with Engel & Davis since the firm’s inception in 2002, following three years of employment with its predecessor firm.

Ms. Patel-Sagar received B.A. and M.A. degrees from Queens College in 1999 and 2002.


Image of Lorraine Callaghan

Lorraine M. Callaghan, Paralegal

Lorraine M. Callaghan has been with Engel & Davis since the firm’s inception in 2002, following 17 years of employment with its two predecessor firms.

Ms. Callaghan received a B.A. from Siena College in 1980.