30 Years of Collaboration
Our founders have collaborated for over 30 years building innovative businesses. ONSHA brings their resources and teams together to help another generation of entrepreneurs succeed.
And do some good for people and the planet along the way.
Our Leadership
In Japanese, ONSHA is used as a term of respect when referring To “Your Company”

30+ Years Founder Experience
Founder of eight 5-15MM+ companies
Raised +100M In Capital
1M to 30MM raises from vendors, customers, angels, VC and PE
Exits and Mergers
Facilitated mergers, trade sales and private equity transactions.
Enterprise Sales Models
Won multi-million-dollar ARR relationships in global banks
Innovation Value Propositions
Early in Internet, NoSQL, Privacy & AI

30+ Years Founder Experience
Founder of seven 2-10M+ companies
Raised +50M In Capital
1M to 20MM raises from customers, strategic partners and angels
Exits and Mergers
Facilitated public and private mergers for three businesses.
Enterprise Sales Models
Secured $100M ARR through 7-Figure relations global 1000 companies.
Founder and Investor
Impact Investor in 12 companies.
Our Commitment
We are committed to helping founders succeed while fostering ethical practices and a strong focus on the human experience, creating lasting value for both their businesses and themselves.
Our Growing Team
Supported by Global Technology, Development, Marketing and Business Development Resources

Mario Barrenechea
Technology, Architect, Development Resources.
A seasoned technology executive having spearheaded innovation in dozens of companies, Mario brings a global network of inspired and talented technology resources to the ONSHA proposition.

Sophie Taylor
Legal, Formations, Financing, Debt, NDA's, Employment, Exits
Sophie is a dual qualified Barrister and Solicitor with over 13 years' experience in multi-jurisdictional transactions, having worked in London, Paris and Tokyo. Sophie has headed up a number of global Private Equity and debt financing each raising between £7m to £100m. She brings to ONSHA specific experience working with young companies in incubation roles.
Seb Royce
Messaging, Branding, Marketing

Rupert Pearce
Mentor, Interim CEO, Networking, Marketing, and Capital Raising
Rupert has strong relationships with leaders across public and private sectors, in the UK and internationally and has led multiple companies. He brings to to ONSHA a passionate leadership style that helps founder excel.
Bardia Dejban
Creative, User Experience, Product Development