Clyde A. Mauger Jr., 100, of Chadds Ford, owner of a fuel-oil firm in Chester County, died Saturday, Dec. 4, at his home.

Mr. Mauger grew up in Delaware County and graduated from Glen-Nor High School. He studied business at Pennsylvania State University before becoming a dispatcher for Butler Oil Corp. in Southwest Philadelphia.

During World War II, he served in the Army Air Force in North Africa and England. He was discharged as a captain and returned to Butler, eventually becoming a vice president.

In 1964, he established Mauger & Co., a fuel-oil supplier. Later he acquired two other fuel-oil companies. After his son Clyde III became president of Mauger & Co. in 1980, Mr. Mauger stayed on as chairman and was involved with the business until his early 90s.

Clyde Mauger III died in June. Mauger & Co. is now operated by two grandsons of Mr. Mauger.

In his youth, Mr. Mauger competed in steeplechase events with the Rose Tree and Radnor Hunt Clubs, riding for other owners and on his own horse. In the 1950s and 1960s, he bred English cocker spaniels.

He loved fishing and boating, and spending time with his family at his summer home on Long Beach Island.

Mr. Mauger's wife of 52 years, Evelyn Buchanan Mauger, died in 1998. In 2005, he married his former secretary, Patience McGowan.

Besides his wife, he is survived by a daughter, Nancy Robinson; six grandchildren; and seven great-grandchildren.

A funeral will be at 10 a.m. Friday, Dec. 10, at St. John's Episcopal Church, 576 Concord Rd., Glen Mills. Friends may call from 9. Burial will be in Edgewood Memorial Park, Glen Mills.