January 20, 1965 – May 10, 2020
Therese Marie “Terri” Mattson Mengelkoch, age 55 of Becker and formerly of Waverly, passed away on Sunday, May 10, 2020 at her residence.
Terri was born on January 20, 1965 in Buffalo, the first child of David and Rosemary (Wurm) Mattson. She graduated from Buffalo High School in 1983.
Terri was a mother, grandmother, daughter, sister, aunt, and friend. She loved her children, her grandchildren and her dogs. She enjoyed video games, arts and crafts projects, listening to music and especially, paranormal investigating.
Survived by her children: Amanda (Ben) Westlund of Brainerd and Dereck Mengelkoch of Buffalo; grandchildren: Nicholas, Noah and Natalie; father: David Mattson of Buffalo; siblings: Shelli Mattson of Minneapolis and Brandon Mattson (and his wife and three children) of Waverly; her partner: Kathy Schmit of Becker, who loved and cared for Terri for nine years; and other relatives and friends.
Preceded in death by her mother, Rosemary Mattson on December 30, 2016.
A private memorial service will be held along with a private inurnment at Swedesburg Lutheran Cemetery, rural Waverly.
The Peterson Chapel in Buffalo is serving the family. Online condolences may be made to www.thepetersonchapel.com

I am so sorry for your loss. Terri was so kind and loved her family so much! Prayers for comfort for all of you, Kathy I’m so sorry.
Rest in peace Terri. Condolences to her family.
Rip Terri…
Dear Dave, Shelly, Brandon and families, So sorry for your loss. So hard to say good bye to our loved ones. Rest In Peace Terri.
Such a unique and caring soul. She will be missed.