The supermarket operates under the K-Market chain and brand, part of the Kesko conglomerate.
[1][2][3][4][5] The store was originally founded in 1950 by Jouni Kaulanen, in the downstairs of his house, where it operated until the 1980s.
He kept the shop for over four decades, after which his children and wife continued operations.
[6][5] The current manager of Jounin Kauppa, Sampo Kaulanen, is well known in Finland for his social media marketing and award-winning reality TV show.
[9] Kaulanen also speaks openly about being diagnosed with ADHD and dyslexia.