His surviving organs are at Bockhorn, Oldenburg (1722); Oude Kerk, Amsterdam (1726); Wiefelstede, Oldenburg (c.1729); St Nikolai, Gifhorn (1748) and Hohenrode, Bad Hersfeld (1749); remnants such as cases and pipework survive elsewhere.
Bultmann was born in Wiefelstede, Oldenburg, the son of Arthur Kennedy Bultmann, a Lutheran minister.
It is situated approximately 15 km northwest of Oldenburg.