Denis specializes in B2B tech and fintech investments at R136 Ventures, a Mid- to Late-Stage venture capital firm primarily supporting Israeli or US-based startups. Noteworthy fintech startups in the past and current portfolio include eToro, Blockchain.com, Roofstock, Clearcover, Ladder Life, and Insurify.

In addition to his primary role, Denis serves as a mentor at Alchemist Accelerator.

Denis’s previous roles include serving as a principal at the US venture capital firm Fort Ross Ventures, a venture partner for the Swiss accelerator Seedstars, and as an investment director at a midmarket private equity firm supported by institutional investors such as EBRD, DEG, and others.

He has played a key role in 15+ deals amounting to over $120M and has contributed to the launch of several funds totaling more than $250M.