
We handle the toughest scenes with dignity and compassion.
We offer medical waste disposal and train others on its safe handling.
We help protect first responders with deep, professional cleaning.
Because you deserve more than just a cleanup—you deserve care.
Families, property owners, and first responders choose Bio-One for fast, discreet, and compassionate cleanup.
People call us during some of their most challenging moments. We show up fast, listen first, and handle every scene skillfully and compassionately.
We’re here to help you feel safe again—and we’ll walk with you every step of the way.
Ralph and Candy Trenary are the owners of Bio-One of Tulsa. Ralph grew up in the Broken Arrow, Oklahoma area playing both high school and college football. He graduated from Emporia State University with a BS in Business Administration and Marketing. Candy grew up in south Louisiana where she helped out on the family farm growing rice, soy beans and crawfish. She graduated from the University of Southwestern Louisiana with a BS in Management.
Ralph spent over 25 years in sales and management. Candy worked in both the insurance and publishing industry in addition to being a stay home mother to her two sons.
Both Ralph and Candy have enjoyed serving in their local church. They have worked with youth for 9 years.
Ralph and Candy began a new chapter in their lives in 2017 by opening a Bio-One franchise. As past owners of local businesses, Ralph and Candy are dedicated to helping their community. We are grateful and blessed to be a part of the Bio-One Family.
Our local team is trained, experienced, and here to help—no judgment, just support.
We understand that calling us means something serious has happened. That’s why our local Bio-One team brings more than training—we bring compassion, clear communication, and respect every step of the way.
You can count on us to handle it all—with care.
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