

Mark was born May 15, 1949, in Salisbury, Maryland, son of the late Manuel and Dorothy Winston. He attended Amherst Central High School outside of Buffalo, NY, and was a graduate of Georgetown University and Georgetown Law. Upon graduation, he completed a judicial clerkship with the Honorable David Norman, Associate Judge of the DC Superior Court. He continued on to have a long and distinguished career as an attorney advising on business transactions and real estate matters.
Mark was active in community and public service throughout his life. He spent 14 years as a commissioner and later chairman of the Montgomery County, Maryland, Housing Opportunities Commission, the county’s public housing authority and housing finance agency, where he helped issue more than $1.5 billion in single and multi-family house bonds. He served as chairman of the Maryland State Transportation Commission, which advises the Governor and Transportation Secretary on policy and program matters, and was a member of the State Roads Commission. He chaired the Montgomery County Transit Task Force, a public-private partnership advising the County Executive on bringing bus rapid transit to the county. For many years, he served on the Board and as an Officer of Washington Hebrew Congregation.
He is survived by his wife, Bonnie Casper, and daughter, Blair Casper Winston.
Internment will be private. A celebration of life will occur at a later date. In lieu of flowers, donations are requested to Georgetown Law’s Equal Justice Foundation, Rebuilding Together Montgomery County, or Bethesda Big Train.
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