Juho Ilmari Risku

Butterfly Ventures Oy (Butterfly Ventures) is a venture capital firm founded in 2012 by Matti Kanninen and Juho Risku. The firm is headquartered in Oulu, Finland.

Naava Group Oy provides biological air purification and smart greenwalls. Its products include naava one, naava one slim, naava designer, naava smart, naava smooth, naava original, and naava twin. The company was founded by Niko Jarvinen, Aki Soudunsaari, and Mika Tyrvainen in 2011 and is headquartered in Jyvaskyla, Finland.

SpinDrive Oy manufactures and sells magnetic bearings & electrical machines. The firm offers system efficiency, maintenance free system, oil free operation and condition monitoring services. The company was founded by Janne Eemeli Heikkinen, Nikita Uzhegov and Teemu Topias Sillanpää in December 2015 and is headquartered in Lappeenranta, Finland.

Surgify Medical Oy develops solutions to protect the bone structures and prevent associated complications while surgery and dentistry. The company is headquartered in Espoo, Finland.

Sapotech Oy offers online monitoring and assessment of high temperature processes for the metallurgical industries. Its solutions include Reveal Platform, Reveal TAP, Reveal CAST and Reveal 360. The company was founded by Saku Kaukonen and Juha Roininen in October 2012 and is headquartered in Oulu, Finland.

Tribevine Oy operates a crowdsourcing platform for market research. The Finnish company was founded by Juho Ilmari Risku, who has been the CEO since incorporation.

Ampliconyx Oy manufactures optical instruments and photographic equipment. It offers a range of outperforming all-fiber gain modules incorporating company proprietary active tapered double clad fibers (T-DCF) for amplification. The company was founded by Valery Filippov, Regina Gumenyuk and Maxim A. Odnoblyudov in 2016 and is headquartered in Tampere, Finland.

Helmi Technologies Oy provides user interface software solutions for enterprise web developers. The company provides Internet application platform which includes virtual browser, intelligent web application structure, UI component library, and plug-ins for web-development tools. The company was established in December 1996 and is headquartered in Oulu, Finland.