Tomball window replacement business Renewal by Andersen celebrated its 20th anniversary on Oct. 1.
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Owned and operated by Bob Birner, the window replacement company was founded after Birner finished his career with the Marine Corps in 2006. According to a Sept. 29 news release, Birner comes from a long line of homebuilders.
“Home improvement has been part of the Birner family's legacy since the 1960s. The business was built by [his] parents, Phil and Rosemary, and supported by multiple family members over the years.”
Since its founding in 2006, the company has grown to over 175 employees and an estimated $60 million in revenue. Birner and his umbrella company, The BORO Group, plan to expand with a Renewal by Andersen location in Corpus Christi in 2027.













