Specialty Building Products (SBP) — the Duluth, Georgia-based parent of U.S. Lumber and other businesses — on Monday announced it has inked a definitive agreement to acquire Reeb Millwork Corporation. Financial terms of the acquisition weren’t disclosed.

Bethlehem, Pennsylvania-based Reeb is a fabricator and supplier of interior and exterior doors. SBP said the deal to buy Reeb was the first step in its planned expansion into the growing door vertical. Following the completion of the acquisition, which is slated to close before the end of October, Reeb will maintain its existing brand name, geographic locations and management team led by Chief Executive Officer Scott Kerr.

“We are thrilled to welcome Reeb to the SBP family,” said SBP President and CEO Jeff McLendon. “Scott and his entire team share our customer-centric culture and passion for reducing complexity and delivering the value-added products our dealers and their customers need and require.

“Our expansion into the door category underscores our longstanding commitment to bring the best brands and highest value specialty building products to our dealers serving the repair and remodel and new construction marketplaces. Reeb has an outstanding reputation across the industry, and we are excited to enter this new category alongside such a talented and hard-working team.”

Reeb operates six facilities across five locations while serving customers in more than 20 states. Reeb offers a portfolio of door and general millwork products. It uses an online configuration system to offer customers a range of customization options .Going forward, SBP and Reeb will work to offer the door portfolio across SBP’s entire footprint.

“We conducted a thorough process and are confident that joining SBP is the optimal way forward for our business, employees, customers, suppliers and local communities,” Reeb’s Kerr said. “ SBP is a highly respected company that has the long-term mindset, expertise and resources we need to support Reeb’s continuing journey to becoming the leading door supplier in the industry.

“In SBP, we have found the right home. Reeb President Dan Schaffer, the founding family, my colleagues and I are excited to enter this next phase of growth with the SBP team.”