senius

A modern partner to ambitious privacy-focused brands.
WHAT WE DO

We use the power of privacy-focused web 3.0 technology and design to solve complex problems and transform businesses.

WHAT WE DO

We use the power of privacy-focused web 3.0 technology and design to solve complex problems and transform businesses.

SELECTED CLIENT - We are a core contributor to the Sienna Network.
Sienna is a privacy-first and cross-chain decentralized finance platform where you can privately swap, lend and convert your tokens into their private equivalent.
who we are

Senius AG is a software development and design company that focuses on privacy and protecting personal data.

Our clients are privacy-focused companies that develop products and services for customer groups that fancy ownership of their own life.
We also contribute to open-source projects.

The team

We’re a team of technologists, strategists, and creative problem solvers seeking to make a positive impact on your business and the world around us.
Daniel D.
Co-Founder
Former CEO & Co-founder, G13 (privacy focused smart home platform)
Former CEO & Co-Founder, Blume

Self-taught blockchain developer, full-stack web & mobile development and UI/UX design. Former IT Lead in development at a prominent Singapore based blockchain startup in the maritime industry utilising cutting edge blockchain technology for identity and certificate management.
Kristoffer Ewald
COO & Co-Founder
Kris brings a +20 year career in digital to the Sienna team with international experience from Consultancies, Agencies and as a Serial Entrepreneur of digitally focused Startups since 2000. Beginning with a degree in Economics and a focus on Data, and supplemented with 4 Diplomas in Analytics, BI, AI and Blockchain (from Insead).

Kris has managed and led International teams as Group CIO in Artefact.com, as Global Head of Twill.net, and as CTO/CEO (Interim) of OurTradeHub and acts as advisor to and sits on the board of Directors of +6 award winning and VC funded international startups including Aggero, Cobiro, Done and Loop.
Neal Drasbeck
Creative Director & Co-founder
Former Global Lead Creative at Saxo Bank.
Neal has more than 20 years of digital experience in creativity, visual design and UX design. In these two decades he has led teams and solved tasks for many of the leading financial institutes and C20 companies in Denmark by bringing together his unique blend of experience in the advertising and design industries.
Milen Radkov
Head of Blockchain Development
Milen is a serial entrepreneur and highly skilled blockchain developer who has been given the honor of being featured in Forbes Under 30. His expertise in blockchain development is why he has been involved in some of the world’s biggest blockchain projects.
Stanislav Slavov
Senior Blockchain Developer
Stanislav has years of experience in Rust development and specializes in writing complex smart contracts.
Asparuh Kamenov
Senior Blockchain Developer
Asparuh has years of experience in Rust and .NET technology stacks and specializes in writing complex software for blockchain applications and smart contracts.
Adam Avramov
Senior Blockchain Developer
Adam has years of experience with blockchain development for multiple ecosystems and has been heavily involved in the crypto space for many years.
Ionut Chirila
Full Stack Developer
Ionut is sharp and experienced in anything frontend related. At Sienna he converts coffee into privacy-focused products with clean React written in Typescript.
Ionut Moldovan
Senior Backend Developer
Ionut is an experienced senior backend developer with attention to detail. He too, converts coffee into scalable backend systems and makes sure everything is running smoothly.
Alexandru Adam
senior frontend developer
Alexandru is a skilled frontend developer with years of experience in React JS, Node.js.
Alexander V.
Senior Blockchain Developer
Dmitry D.
Senior Blockchain Developer
Yaroslav S.
Senior Blockchain Developer
Mikhail R.
Senior Blockchain Developer
Tibor H.
Blockchain Developer
Advisory Board
Anders Ibsen
Advisor
Co-founder of Cobiro.
M. Sc. Business Administration & Computer Science.
Anders’ career has revolved around online marketing and as an entrepreneur, he has built both consultancies and platforms that have later been acquired by other companies. His latest company, cobiro.com, is one of the most successful online marketing platforms for SMBs. Anders also serves on the board of Twill, a MAERSK subsidiary that focuses on helping SMBs get their shipping right.
Michael Jackson
Advisor
Michael was COO at Skype during the first four years.
Following his success at Skype, he became Partner and lead Mangrove Capital, a leading Venture Capital fund. Michael is deeply involved in the crypto ecosystem. He was an early member of Bitcoin Foundation, board member of Blockchain.com and advisor for numerous projects.

He is also the author of acclaimed reports on the disruption of Asset Management and Private Equity by Distributed Ledger based blockchain.Michael is a board member of large and widely recognized companies, such as Volvo, AXA Insurance and Luminor Bank. He is also a guest lecturer at University College London MBA on the Business of Telecoms.
Hans Henrik Hoffmeyer
Advisor
COO & Co-Founder, Coinify
Board Member, DAI Foundation

Former Senior Vice President at Nets Group.
Former Vice President and CIO at Pandora.

Today hans serve as Chief Operations Officer and Vice Chairman on the Board of Directors in Coinify. A company that I successfully merged from two early-stage blockchain payment companies, subsequently lead the acquisition strategy of others, into what is today one of the most successful blockchain payment facilitators worldwide. Besides that Hans serve as a Certified Board Member in several Fintech companies with aggressive growth targets.
Sandra Wu
Advisor
Sandra Wu is a Private Equity & Corporate (Mergers & Acquisitions) Lawyer experienced in blockchain and distributed ledger technology, smart contracts, cryptocurrencies and the new capital raising techniques and structures for new economy businesses, ranging from ICO & STO issuers to crypto funds and crypto venture capital. Sandra advisers ICO issuers and tech startups on corporate structuring, governance, legal and regulatory compliance pre and post capital raising.

Sandra was previously Head of Legal and Chief Compliance Officer for Mercer Investments, Asia (an investment advisory and asset management company managing US$23bn across Asia) where she led a team of legal and compliance professionals across 12 countries in the Asia Pacific Region. Prior to Mercer, Sandra was a private equity, fund formation and M&A associate with the US law firms of Weil Gotshal & Manges, Skadden Arps, and Kirkland & Ellis.

Sandra currently sits on the Board of Directors for the Association of Corporate Counsel (ACC), Hong Kong branch, and sits on ACC’s Global Blockchain Steering Committee. She has also been recently appointed as the Vice President of the Hong Kong Digital Asset Investment Association.
Payam Samarghandi
Advisor
Beside being Board Member at the DAI Foundation, Payam Samarghandi is highly specialized on all legal aspects relating to cryptocurrencies such as bitcoin and ether. Within this area, Payam has established a broad international network, a vast amount of experience, and an in-depth blockchain industry knowledge, which forms the basis of his advice.

Payam’s experience as a legal advisor especially includes issues related to financial regulation, company law, drafting contracts, preparing legal opinions, and defending clients in court cases.

Payam also has a vast experience in tax law advice, and Payam is regularly defending clients in cases related to the taxation of cryptocurrencies against the Danish tax authorities.
Jason Senn
Advisor
Founding Partner, Codec Ventures.
Jason is a pioneer in transformative ventures and technology. His journey has led Jason and his family across the US, APAC and EU as both a founder and in growth-focused roles for startups, scaleups and multinational brands.

As a founding member of Urchin which ultimately became Google Analytics, Jason was also a member of the founding team of Google enterprise, and subsequently responsible for international sales, market and ecosystem development for Google, Gigya, and EY.
Jon Tanner
Advisor
Founding Partner, Codec Ventures.
Jon has been advising startup, scale-up and enterprise clients on leadership, executive search and talent acquisition for digital ventures and transformation for two decades. He has established networks, operations and relationships across APAC, North America and Europe.

Jon is an active early-stage investor and a passionate supporter of entrepreneurs, ventures and innovation. Jon and his company have helped build boards and leadership teams for new ventures and supported market entry for more than 1,000 companies including Square, Dropbox, Etsy, Deliveroo, BCG DV, Survey Monkey, Uber, The Athletic, CultureAmp, Rebbuble and Envato.
Johan Jessen
Advisor
Design Director @ Lyft.
Johan Jessen is Director of Design at Lyft - responsible for the Rider, Autonomous and Data Design teams. His background spans robotics, cyber security, biotech, AI tools, and online identity.

Prior to joining Lyft, Johan worked as Head of UX Design at (Google) X where he helped bring some of the world's most groundbreaking projects to life including Replicant Robotics, Project Loon and cybersecurity company Chronicle. Before joining Google in 2012 he ran a design agency for seven years working with clients including Apple and the Danish Government. Additionally, he founded four technology startups in his native Copenhagen.

Johan holds a M.S. in Digital Design and Communication and B.A. in Philosophy. His research at Stanford University on Online Trust and Credibility has been published in the peer-reviewed journal First Monday.