What is the fine-grained topic of the following text: Other VentureFest Tees Valley speakers already announced, include Tim Ryan, the head of pioneering life-sciences company, Epigem; Sharon Lane, Managing Director of Skelton-based manufacturing firm Tees Components; Steph Morris, Regional Manager at Innovate UK; Bill Morrow, Founder of Angels Den; and Mark Wilcockson, Senior Relationship Manager for the Northern Powerhouse Investment Fund from the British Business Bank. Only return the topic.
Speakers at VentureFest Tees Valley event.