Ivan Kolchev Kalpazanov (Bulgarian: Иван Колчев Калпазанов) was an industrialist, ancestor of the modern industry in Gabrovo and Kingdom of Bulgaria (1882).
Vasil Nikolov Karagiosov sent a letter signed “To the most famous and celebrated textile company in Germany”.
Accurate German post clerks sent the letter to the town of Chemniz, the factory of Richard Hartman.
In December 1881 Vasil Karagiosov and Ivan Kalpazanov visited the company of Richard Hartmann, chose suitable machines and signed contracts.
The youngest son Dimitar was killed during the Balkan Wars in 1912. в-к „Габрово днес”, бр.