Try in AL Fanar, the spiral like building opposite to Souq Waqif on Grand Hamad Street

Location

http://maps.google.com/?ie=UTF8&hq=&hnear=Doha,+Ad+Dawhah,+Qatar&ll=25.2...

Site
http://www.fanar.gov.qa/Index.aspx?AspxAutoDetectCookieSupport=1

They could be helpful on this

Regards!!