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Staff

Daniel Widmar
Daniel came into the jewelry business in 2017 after his wife Kristi started managing Rasmussen Diamo...Read more
Daniel Widmar
Owner / President
Kristi Widmar
Kristi is part of the Sustachek Family, the middle child, and has grown up in the jewelry business. ...Read more
Kristi Widmar
Owner / Store Manager
Kathy Sustachek
Kathy’s heart is anchored in family and harmony. Kathy began in this business in the background, ...Read more
Kathy Sustachek
Past Owner / Sales
William Sustachek
As a young boy, William (Bill) collected and categorized an extensive rock collection. As a college...Read more
William Sustachek
Past Owner / Appraiser
Katrina Sustachek
Katrina is a long-time member of the jewelry industry, beginning at the age of 15. Although she sta...Read more
Katrina Sustachek
Certified Gemologist Appraiser
Tyler Albright
Tyler has been a part of the Rasmussen Diamonds Family since 2012. He is our Sales Floor Manager and...Read more
Tyler Albright
Sales Floor Manager
Lizzie Spankowski
Lizzie joined the Rasmussen Diamonds family in July of 2015. She graduated from UW-Milwaukee in 201...Read more
Lizzie Spankowski
Goldsmith
Sarah Shingledecker
Sarah is the store's inventory specialist. She has been working at Rasmussen Diamonds since 2015 an...Read more
Sarah Shingledecker
Inventory Specialist
Jessica Rantisi
Jessica has been in the jewelry industry since 2016 and joined the Rasmussen Diamonds team in 2019. ...Read more
Jessica Rantisi
Sales Professional
Mason Wagner
Mason joined Rasmussen diamonds in July of 2022. Mason was born and raised in Racine, and graduated ...Read more
Mason Wagner
Marketing Manager
Mara Widmar
Mara joined Rasmussen in 2023. She is a 4th generation Applied Jewelry Professional.Read more
Mara Widmar
Applied Jewelry Professional
Kelsey Guralski
Kelsey has been with Rasmussen since 2022. She loves big gemstones and geodes... the bigger, the bet...Read more
Kelsey Guralski
Sales Associate
Rasmussen Diamonds
Rasmussen Diamonds
6220 Washington Ave
Mount Pleasant, WI 53406
(262) 884-9474
1(866) 586-9474
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Mon - Fri:10:00am - 7:00pm
Saturday:10:00am - 4:00pm
Sunday:Closed
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