Dahlin group (Indonesian town on the south coast of Sumatra)

(Obayashi) is one of the five largest general construction companies in Japan (along with Taisei Construction, Shimizu Construction, Kashima Construction, and Takenaka Kogyo Kogyo), founded in 1892 under the name of "Obayashi Shoten" and headquartered in Osaka. The Ohayashi Group provides architectural design, civil engineering design, and building construction services.