He retired later that year.
Lenox Inc. announced in 1998 that its parent company was closing the company's landmark Hampden plant and consolidating operations at its Smithfield, R.I., facility.
Mr. Stieff's directorships and board memberships were numerous, including The Savings Bank of Baltimore, RES Investment Corp., Baltimore Bancorp, Maryland Casualty Co., Vermont Federal Savings & Loan Association and the Waverly Press.
He had also been a trustee of McDonogh School and St. Paul's School for Girls.
Since the 1930s, Mr. Stieff enjoyed spending summers in Weekapaug, R.I., where he was an avid sailor and raced Hereschoff-class boats. He also sailed in the Chesapeake Bay and Maine waters.
Mr. Stieff, who had lived at Blakehurst since 2003, also enjoyed playing tennis. He was a member of the Baltimore Country Club, Elkridge Club, Gibson Island Club, Annapolis Yacht Club, Weekapaug Yacht club and the Watch Hill Yacht Club.
A talented lacrosse player in his youth and college days, he retained a keen interest in the sport and was also an Orioles and Ravens fan.
Mr. Stieff was a communicant of the Episcopal Church of the Redeemer, 5603 N. Charles St., where a memorial service will be held 11 a.m. Nov. 24.
In addition to his two brothers, surviving are his wife of 64 years, the former Dorothea Denison Stedman; four daughters, Dorothea Keeney Stieff of Roland Park, Laura S. Kelly of Owings Mills, Claire Dohme Stieff of Portsmouth, R.I., and Robin S. Knisley of Wakefield, R.I.; and eight grandchildren.