Birim was founded in 1978 by Kemal Tanrıkulu. The two sons; Architect Cenk Tanrıkulu (İstanbul Technical University,1995) and Interior Architect Cem Tanrıkulu (Mimar Sinan University, 1997) were participated in the company in early 2000's.
Birim's philosophy is creating timeless and unique interiors with delicately produced furnitures holding quality in every hidden detail. Being aware of the architect's and designer's sensitivity among their projects, Birim is a perfect match for cooperative spirit.
Birim's industrial production quality and well tailored artisan style has always been the most noteworthy feature among the architects and clients. Birim works hard to deserve this confidence sustainable.