About ASSA ABLOY Opening Solutions Bulgaria ASSA ABLOY Opening Solutions Bulgaria is european company, operating on the Bulgarian security market. Founded under the brand name Dekaba with main activity - development and manufacturing of high security products. Excellent quality of the products won the clients trust fast. In result of successful union with Nederland and German partners, new investments were made in the company and name changed to MAUER LOCKING SYSTEMS . In 2016 the company is acquired by ASSA ABLOY Group. Today in ASSA ABLOY Opening Solutions Bulgaria are working about 150 high qualified specialists, responsible for development, manufacturing and trading of high security products.