Eric Gustaf Tunmarck

His apprenticeship was with Jacob von Schönfeldt (1709–1766) in Gothenburg.

He worked with Johan Diderich von Dram (ca 1725–1798) contributing to the interior decoration of Kongsberg Church (Kongsberg kirke).

[2] He also entered service with Søren Christensen Daugaard who was awarded a contract for the church's ceiling painting.

Among his best known portraits is the portrait of senior mining official (berghauptmann) Michael Heltzen who chaired the committee for the construction of Kongsberg Church.

[6] Some of his wall decorations are preserved at the Drammen Museum of Art and Cultural History.