In general it is really easy and cheap to get a copy of a key, with many sidewalk key kiosks all over the city. But, they will oftentimes also make copies of high-security keys without any proof of identification, which can be great in an emergency, or on the contrary, cause an emergency.

Chei Master
Address: 51, Dionisie Lupus St. and
Phone: +40 744 338 391
Non-stop program. Contact person: Nicu Stoica. They do key multiplication and unlock doors in case of emergencies.

Ciucu Dan Af
Address: 40, Lizeanu St.
Phone: +40 722 598 184

Dana Cor
Address: 9, Ghirlandei St.
Phone: +40 21 760 60 84

Metalocasnica Unit. 28
Address: 1C, Corneliu Coposu St.
Phone: +40 21 314 95 04

Navi Group
Address: 258, Calea Mosilor (on the corner of Popa Petre St.)
Phone: +40 722 317 599
They also install advanced door security systems and solutions. Their web-page is only available in Romanian.