CEO of Sapphire
Career history: Director of business development at Sapphire; sales director at Assurix; sales manager at Diagonal Secure Networks
Measure of influence: Sapphire's turnover this year is set to reach £10m, up 235 per cent since Berry joined the business in 2012.
Activities to advance women in tech: Member of everywoman.com and regularly attends female-focused industry events.
What has been your career highlight?
Without a shadow of a doubt, it was becoming Sapphire's CEO. Taking over the stewardship of an established and respected company is a huge honour.