Grönvik glasbruk (en. The Glassworks of Grönvik) or simply Grönvik was a glassworks in the present-day Grönvik village in Korsholm, Western Finland. It was founded by merchant Johan Grönberg and existed from 1812 to 1907. Several glass manufactures were produced at Grönvik. At first bottles and drinking-glass were made here, but beginning in the 1890s solely window glass. Also pharmaceutical glass was manufactured. The glassworks produced as the first factory in Finland pressed glass, which came about from the 1840s. The domestic market for glass was during the time of the glassworks smallish and glassblowing products were exported to e.g. Lübeck, Saint Petersburg, Stockholm and Denmark, as well as to other parts of Europe. Grönvik was able to successfully assert its position, despite the