The family’s roots come from the market town of Gavrilov Posad, today’s Ivanovo Oblast in central Russia, from the Vladimir Province northeast of Moscow.
[1] His son, Nikolai Sinebrychoff (1799-1848), was born in Gavrilov Posad but moved to the Grand Duchy of Finland, then an autonomous part of the Russian Empire, in 1817.
He developed the family business into a major diversified company active in many sectors of the economy.
The Sinebrychoff business group continued its development, becoming the biggest owner of Suomen Yhdyspankki (now part of Nordea).
[1] No male descendants of the Sinebrychoff family remained in Finland after Paul's death in 1917, after which the brewery passed to his sister.