John K. Castle is

chairman The chairperson, also chairman, chairwoman or chair, is the presiding officer of an organized group such as a board, committee, or deliberative assembly. The person holding the office, who is typically elected or appointed by members of the grou ...

and chief executive officer of

Castle Harlan Castle Harlan is a private equity firm based in New York City. The company focuses on buyouts and growth capital investments in middle-market companies across a range of industries. Founded in 1987, Castle Harlan invests in controlling interests ...

, Inc., the chairman of Branford Castle, Inc. and the co-founder of Castle Connolly Medical.

Castle Connolly Medical Limited

Castle Connolly Medical Ltd. has historically published New York's ''Top Doctors and America’s Top Doctors.'' Castle Connolly was sold to Everyday Health Group in December 2018.

Career

With his expertise in Science,

Mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...

and Economics, Castle co-founded the institutional private equity market in the late 1960s. Throughout his career, he has been the owner and controller of the following corporations: Delaware Management,

Ethan Allen Ethan Allen ( – February 12, 1789) was an American farmer, businessman, land speculator, philosopher, writer, lay theologian, American Revolutionary War patriot, and politician. He is best known as one of the founders of Vermont and for ...

, Ames True Temper and several restaurant chains (including Perkins, Marie Callender's and Morton's Steakhouses. He has also served as a director of the Equitable Life Assurance Society of the US. In 1986, he launched Castle Harlan. Prior to that he was president and CEO of Donaldson, Lufkin & Jenrette, Inc. and a director of the Equitable Life Assurance Society of the US. In 1969 – as chairman of DLJ's Merchant Banking and Sprout Group – Castle was a pioneer in the promotion of the use of limited partnerships as a means for pension funds and other large institutions to invest private capital into companies.

Philanthropy and awards

In 2015, Castle was the recipient of the 2015 Peter Hilton Founder’s Award. He was the 2017 Happy Warrior Award recipient of The Alfred E. Smith Memorial Foundation. Castle has endowed one Associate/Assistant Professorship in Economics and five graduate fellowships at The Massachusetts Institute of Technology.

Education

Castle has a Bachelor’s Degree from the Massachusetts Institute of Technology, and an MBA from

Harvard Business School Harvard Business School (HBS) is the graduate business school of Harvard University, a private research university in Boston, Massachusetts. It is consistently ranked among the top business schools in the world and offers a large full-time MBA p ...

where he was a

Baker Scholar Harvard Business School (HBS) is the graduate business school of Harvard University, a private research university in Boston, Massachusetts. It is consistently ranked among the top business schools in the world and offers a large full-time MBA ...

with High Distinction. He has been awarded four Honorary Doctorate degrees of Humane Letters. One was from Franklin Pierce University.

Palm Beach Residence

In 1995, Castle purchased and restored the Palm Beach estate formerly owned by the Kennedy family (best known as John F. Kennedy’s Winter White House). In May 2015, Castle and his wife, Marianne, sold the estate for $31 million to TGS Florida LLC, managed by Jane H. Goldman of New York.

Personal life

John K. Castle is married to Marianne with whom he has three sons, Dr. James Castle from

Highland Park, Illinois Highland Park is a suburban city located in the southeastern part of Lake County, Illinois, United States, about north of downtown Chicago. Per the 2020 census, the population was 30,176. Highland Park is one of several municipalities located o ...

, William Castle from Alexandria, Virginia, and John S. Castle.

External links

Branford Castle
(company website)
Castle Harlan
(company website)

References

{{DEFAULTSORT:Castle, John K. American chief executives of financial services companies Living people Date of birth missing (living people) Harvard Business School alumni Massachusetts Institute of Technology alumni Year of birth missing (living people)