Charles Joseph Leslie of Darien, died on Saturday, Dec. 29.

He was predeceased by his beloved wife, Nancy Leslie and daughter, Lauren Leslie.

He was born in Manhattan, N.Y., Jan. 23, 1939 to Charles Joseph and Alice Clark Leslie and raised in Manhasset, N.Y.

His family said Leslie’s greatest accomplishment was marrying his wife of 49 years, Nancy Leslie and his three children, C.J. Leslie of Santa Cruz, Calif., Jeff Leslie of Greenbrae, Calif. and Lauren Leslie, who died at age 17.

Mr. Leslie was proud to have served in the Armed Forces and was educated at Columbia University. Charles co-founded Pyne X-ray in 1965 which was later acquired and renamed Fuji Medical Systems USA, Inc.

Mr. Leslie was a skilled yachtsman, enjoyed golfing and spent the last twenty years navigating the waters of the British Virgin Islands. He also enjoyed his role as grandfather to Taylor, 11, Brooke, 8, and AJ, 3, Leslie.

Mr. Leslie is survived by his brother Lawrence Leslie, and his sisters Alice Leslie, and Helen Leslie.

A Mass of Christian Burial will be held at 10:30 am on Friday, Jan. 4 at St. Thomas More Church in Darien. A private family burial will be held at Spring Grove Cemetery in Darien.

Memorial donations can be made to the Stamford Health Foundation/Lauren Fund — 1351 Washington Blvd., Stamford, CT 06902 (203-276-5900).