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FRAMINGHAM – Mark “Uncle Muck” Sebastian, age 63, of Framingham, died, Wednesday, April 7, 2021.

Born in Marlborough, he was the son of the late Albert and Gertrude (Farrand) Sebastian.

Mark graduated from Algonquin Regional High School in 1975 and after graduating he went on to work at the family business, Framingham Welding and Engineering Corp. as a Plant Foreman and Welding Supervisor until his retirement.

Mark was an avid tinkerer, rebuilding old cars and building WWII models. He was regarded by family and friends as a selfless man, always helping others before himself.   He had a strong belief in his faith and always valued his friendships.

Mark is survived by his son, Adam Sebastian of Florida; grandson, Austin Michael Sebastian of Florida: siblings, Judy Sebastian Norton of Upton, John Sebastian and his wife Joan of Upton, and Don Sebastian and his wife Anita of Sherborn; niece and nephews, Kelley Norton of Upton, Robert Norton and his wife Angela of Framingham, AJ and Tyler Sebastian both of Sherborn.

He was the brother-in-law to the late Michael R. Norton.

Relatives and friends are kindly invited to attend his funeral Mass to be celebrated Thursday, April 15, 2021 at 10 a.m. at St. Stephen Church, Framingham. This may be viewed livestream by logging on to: 

Burial will follow in the family lot at St. Tarcisius Cemetery in Framingham.

Visiting hours at the Norton Funeral Home, 53 Beech St. (corner of Union Ave.) Framingham will be Wednesday from 5 – 7 PM.

Always remember in Mark’s words “Always Forward, Never Straight”

In lieu of flowers, donations in his memory can be made to the MSPCA Animal Care and Adoption Center, 350 S Huntington Ave, Jamaica Plain, MA 02130,

To leave a message of condolence and sign the online guest book, please visit

By editor

Susan Petroni is the former editor for SOURCE. She is the founder of the former news site, which as of May 1, 2023, is now a self-publishing community bulletin board. The website no longer has a journalist but a webmaster.