Oisin Hanrahan joins Richard to discuss the story behind his successful startups including Handy, Tradespeople, and Keychain, his current company that's being used by over 30,000 manufacturers.

A weekly look at the world of business and personal finance with Richard Curran. Listen live Saturday at 10am on RTÉ Radio 1.

The Business

A weekly look at the world of business and personal finance with Richard Curran. Listen live Saturday at 10am on RTÉ Radio 1. 

A weekly look at the world of business and personal finance with Richard Curran. Listen live Saturday at 10am on RTÉ Radio 1.&nbsp;