Arsenal Design Bureau (Russian: Конструкторское бюро «Арсенал», romanized: Konstruktorskoye byuro Arsenal) is an engineering company active in the fields of space technology, ship artillery and civilian machine building.

The company was founded in 1711 and is located in Saint Petersburg in the Russian Federation.

[2][3] KB Arsenal is the developer of Liana electronic reconnaissance program, intended to replace the EORSATS and Tselina 2.

[4] KB Arsenal was founded in 1711 by Tsar Peter I of Russia as a cannon foundry.

[4] Renamed to TsBK-7, the company created ICBMs between 1960 and 1980, after which it switched its focus to space research.