Tomas Okmanas (born 5 November 1987) is a Lithuanian tech-driven entrepreneur and investor, and co-founder of multiple global startups across both B2C and B2B sectors.[2] He co-founded and is co-chief executive officer of a global cybersecurity company Nord Security, which operates the virtual private network service NordVPN. He also co-founded Tesonet, a founders-led group that builds, invests in, and accelerates products within cybersecurity, AI, web intelligence, sportech, edtech and other verticals.[3] Under his leadership, the combined talent pool across his ventures now exceeds 3,600 people.[4] He sits on the supervisory board of Artea Bank, one of the biggest banks in Lithuania.[5][6] In 2024, Okmanas’ net worth was estimated to be €1.2 billion.[7]
His latest venture is nexos.ai, an all-in-one AI platform for enterprises. Launched in 2025 January, nexos.ai secured $8 million early investment from Index Ventures, ten months later it closed a $35 million Series A round co-led by Evantic Capital and Index Ventures at $350 million valuation.[10][11]
Okmanas founded Tesonet with Eimantas Sabaliauskas in 2008.[13][14] After trying 34 projects and ideas, from computer games to web hosting solutions, they finally focused on network security, business hosting, and big data solutions.[15][16] Both individually and through the Tesonet accelerator, Okmanas invested in more than 50 projects and ventures.[13][17] He mentors Lithuanian startups and helped launch an association to nurture them.[18][19]
Tesonet helped develop the web intelligence platform Oxylabs, the hosting provider Hostinger, and the cybersecurity firm Surfshark, three companies ranked among Europe's fastest-growing by The Financial Times in 2024.[20][21] Tesonet is a shareholder of Šiaulių Bankas, one of the biggest banks in Lithuania,[5] where Okmanas holds a seat on the supervisory board.[6]
He is a limited partner in other venture capital funds, including Creandum, Plural, and Moonfire.[22]
In 2012, Okmanas co-founded the VPN service company NordVPN.[12] He contributed to the development of the solution, significantly reducing the time required for TCP packets to travel between the client, the VPN server, and their ultimate destination.[23] Okmanas is listed as one of the inventors of this method in the US patent office database.[24]
In 2017, Okmanas co-founded Nord Security, an umbrella company for several cybersecurity solutions both for clients and businesses, like NordVPN, NordLayer, and NordPass.[25]
Since 2020, Okmanas has been a member of the Forbes Technology Council.[26]
In January 2025, Okmanas announced the launch of nexos.ai, intended to help enterprises adopt AI.[28][29] He said that the idea came to him on October 28, 2024, and the product was ready in 30 days.[30]
Advocacy
Okmanas is a member of the board of directors of the Internet infrastructure coalition (i2Coalition),[31] which aims to ensure that those who build the infrastructure of the internet have a voice in public policy. In 2019, i2Coalition and six leading VPN service providers launched an VPN Trust Initiative (VTI),[32] which the following year released a set of principles for VPN providers.[33]
In 2023, Okmanas and fellow Tesonet shareholder Eimantas Sabaliauskas helped raise one million euros for Ukraine in an hour, then doubled the donation.[34] For their philanthropy, Okmanas and Sabaliauskas were named National Patrons of Lithuania.[35]
↑US 11050587,Norbutas, Emanuelis; Okmanas, Tomas& Briedis, Marijus,"Multi-part TCP connection over VPN",issued February 4, 2020, assigned to 360 IT UAB
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