Company: Decoded
Job title: Co-founder
Where to find her: Since founding Decoded in 2011 Kathryn has been championing the importance of coding as a skill across the UK and abroad. When she's in the country she's based at the Decoded HQ in Tech City or you can find her on Twitter @kathrynparsons. Photograph: PR
Company: Deutsche Bank
Job title: Enterprise collaboration strategist and global community manager
Where to find her: Alongside her role at the bank, Anne-Marie heads up the Stemettes project, a series of events designed to get girls into science, tech, engineering and maths. If she's not at a Stemettes event you'll find her at her desk in the City or in any coffee shop with good Wi-Fi. She's on Twitter @stemettes. Photograph: PR
Company: The Next Women
Job title: Founder
Where to find her: She was named Fast Company's third "smartest woman on Twitter" so that's a good place to start (@thenextwomen) but you can also find her through The Next Women Business Advice Programme. Photograph: PR
Company: Moonfruit
Job title: Founder and CEO
Where to find her: After steering Moonfruit through the dot com crash, the company was acquired by Hibu in 2012. Wendy is now based in their Soho offices and on Twitter @wendytanwhite. Photograph: PR
Company: Raspberry Pi
Job title: Head of communications
Where to find her: Liz built up the Raspberry Pi community from scratch so the best way to reach her is through the site. Otherwise she's out and about at education and hacking events around the UK and also runs the Raspberry Pi Twitter feed @raspberry_pi. Photograph: PR
Company: Tech City Investment Organisation
Job title: CEO and chair
Where to find her: Tech City was established to support the growth of the tech cluster in East London but Joanna's job takes her around the world so it's best to find her on Twitter @gjoannashields or through the Tech City team. Photograph: ERIC PIERMONT/AFP/Getty Images
Company: Lady Geek and Little Miss Geek
Job title: founder and CEO
Where to find her: Possibly the fastest responder on Twitter, Belinda can be found @belindaparmar or running one of many Little Miss Geek events which help bring young girls into tech. Photograph: Suki Dhanda/Observer
Company: Rewired State and Young Rewired State
Job title: Founder and CEO
Where to find her: At one of the many hack day events she runs for private or public sector clients, as well as the Young Rewired State events which help get young people into coding. She's very active on Twitter (@hubmum) but openly terrible at managing her email. Photograph: Photographer: Paul Clarke/PR
Company: Silicon Valley Bank
Job title: vice president accelerator
Where to find her: Called the "queen of startups" because of the number of companies she's worked with, Bindi is best tracked down speaking at tech and startup events across the country. Or you can find her on Twitter @bindik. Photograph: PR
Company: Savvify
Job title: founder and CEO
Where to find her: First and foremost on Twitter with her thousands of followers (@dr_black) or at a BCSWomen event, an organisation she founded to help women in computer science. She's also a campaigner for Bletchley Park, sits on the Foreign & Commonwealth office's internet freedom committee and is an adviser to several women in tech groups. Photograph: CLIVE FLINT/PR