Key Takeaways Armstrong acquired Geometrik to expand wood acoustical ceiling and wall product offerings.The deal strengthens Armstrong's Architectural Specialties platform in North America.AWI shares rose 1.8% after the Geometrik acquisition announcement.Armstrong World Industries, Inc. (AWI) , a global leader in the design and manufacture of ceiling and wall system solutions, recently announced the acquisition of Geometrik, a Kelowna, Canada-based company specializing in wood acoustical ceiling and wall sy ...