Jefry deCoster

Jefry “Jef” W. deCoster, 66, of New Holstein passed away at his home on Wednesday, Dec. 24, 2020.

He was born Aug. 31, 1954 to Marcella “Red” (Wink) deCoster and the late William “Bud” deCoster.

Jef graduated from New Holstein High School in 1972. He obtained his degree as an electrician and served his apprenticeship through Lakeshore Technical College.

On Oct. 20, 1979 he married Sharon Berenz at Holy Rosary Catholic Church in New Holstein.

Jef worked as an electrician for his entire working career.

He was a member of St. John United Church of Christ in New Holstein and the New Holstein Lions Club.

He is survived by his wife, Sharon; his mother, “Red” deCoster of New Holstein; his mother-in-law, Agnes Berenz of New Holstein; his brother-in-law, Allan Berenz of New Holstein; and his sisters-in-law, Pat (Paul) Taylor of Queen Creek, Arizona; Audrey (Larry) Dietz of New Holstein; and Anne Berenz of Sheboygan. He is further survived by nieces, nephews, cousins, other relatives, and friends.

Preceding him in death were his father, “Bud” deCoster; his two brothers, James and Douglas deCoster; his father-in-law, Marvin Berenz; a brother-in-law, Dan Berenz; and his four-legged friend, Tedi.

Family and friends may visit with Jef’s family from 1 p.m. until 2:30 p.m. on Tuesday, Jan. 12 at St. John United Church of Christ, 2111 Church St., New Holstein. The service will be held privately for the family.

Sharon would like to express her sincere appreciation to all those who helped Jef out throughout the years, especially Scott Wink.

For further details, please contact the Sippel Funeral Home in New Holstein at (920) 898-4300 or visit

Recommended for you

(0) comments

Welcome to the discussion.

Thank you for taking part in our commenting section. We want this platform to be a safe and inclusive community where you can freely share ideas and opinions. Comments that are racist, hateful, sexist or attack others won’t be allowed. Just keep it clean. Do these things or you could be banned:

• Don’t name-call and attack other commenters. If you’d be in hot water for saying it in public, then don’t say it here.

• Don’t spam us.

• Don’t attack our journalists.

Let’s make this a platform that is educational, enjoyable and insightful.

Email questions to