

Zachary Viseth Rossbach, 37, died May 6, 2026. Born June 21, 1988, in Bangkok, Thailand, Zak joined his forever family in April 1993 and grew up in Monument before moving nearby to Colorado Springs, Colorado. From the beginning, Zak met a changing world with resilience and an openhearted ease—adapting to a new country, culture, foods, and language, and finding his place with a steady smile and a gift for friendship that stayed with him throughout his life. He faced ongoing medical challenges with quiet strength and grace, without complaint, and with a humor that never failed to lift the people around him. His laughter brightened every room.
As a boy, Zak was a Cub Scout and a Sunday School member, early signs of the caring spirit and loyalty that would define him. Small on the soccer field, he earned the affectionate nickname “Zipper,” or “Zip” for short. Later, in high school, friends dubbed him “Little Asia,” or “Asia”—a name that remained with him, carried with warmth by those who knew him best. In the many circles he moved through, Zak was cherished and beloved, devoted to friends and family, and selfless in the way he made room for others.
Zak’s working life reflected both determination and an adventurous willingness to start wherever he needed to and learn his way forward. He loved food and began as a dishwasher, moving up to trainer, taking community college culinary classes, and becoming a cook. He worked across the spectrum—from fast food to hotels and a four-star restaurant—bringing pride and persistence to every role. When health challenges made it difficult to stand in a kitchen, Zak adapted with the same resilient spirit that had guided him all along. He turned to his other great passion—cars—and built his own popular and successful car detailing business, In Z-mand, earning many repeat clients and lasting relationships. He loved cars, vans, and trucks, and seemed to know hundreds of people by their first name—and exactly what vehicle they drove.
Away from work, Zak found joy in simple, good things: cooking, truck camping, off roading, and fishing, often shared with family and friends. He loved holidays, especially Christmas, and took real pleasure in decorating his home and inviting good friends to celebrate—creating gatherings marked by laughter, warmth, and the easy companionship he gave so naturally. He loved his Mom, Dad, and two sisters, and remained close to extended family throughout his life.
Zak’s life also carried a wider impact through the public awareness his illnesses brought to important causes, including Asians for Miracle Marrow Matches, the National Marrow Donor Program, and later the National Kidney Foundation and Tissue and Organ Donor Alliance. He was the fortunate recipient of two transplants—bone marrow and kidney—and remained deeply thankful to his donors and their families, with whom he kept in close contact. He also was a giver of life through donation, an enduring reflection of the compassionate and selfless way he lived.
Zak is greatly missed by his parents, Kim & Gary Rossbach, and sisters Alyssa Lewin (Chris) and Katie (Brenda), as well as extended family and many, many good friends.
A Celebration of Life will be held at Swan-Law Funeral Directors, 501 North Cascade Avenue, Colorado Springs, CO 80903, on May 30, 2026, from 10:00 am to 12:00 pm.
The family offers heartfelt thanks to Zak’s best friends, Shane and Mark, and to the many medical practices and devoted, caring physicians, nurses, and techs who helped him through major medical challenges, including U of MN Fairview Hospital Bone Marrow Transplant Clinic and Denver Presbyterian St. Luke's Kidney Transplant Center. Special appreciation is also extended to Asians for Miracle Marrow Matches and The National Marrow Donor Program.
Zak’s smile, humor, loyalty, and compassion will be dearly missed, and his legacy will live on in the many lives he touched.
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