Leadership Team

Richard created Imparta in 1997 after seven years at McKinsey & Co. Richard remains involved in sales research and learning design, as well as taking overall responsibility for the direction of the business. Richard is a thought leader in sales, strategy and learning. Richard holds a first-class degree in Engineering from Cambridge University and an MBA with Distinction from Harvard Business School.

Mark has been with Imparta since its inception in 1997 and brings deep experience in delivering revenue growth. He has held key roles including MD UK, COO, CMO, and CIO. Mark now oversees client and supplier contracts, acquisitions, IT and data infrastructure, and HR and is the company’s Data Protection Officer (DPO). He holds a Master’s degree with Distinction from London Business School.

Charlene is the Deputy CEO and re-joined in 2025, having previously worked for Imparta in 2001. She is an accomplished leader and consultant, specialising in transformational change, governance, and strategy. Charlene has worked across public and private sectors on topics including sales, restructuring, and culture. She has also held executive roles, most recently as CEO of Black Sheep Brewery, leading transformation, pivots, and an acquisition.

Lisa is the Chief Client Officer and Chief Operations Officer at Imparta. She joined as part of the VantagePoint Performance acquisition in 2023. An organisational psychologist, coach, and instructional designer, Lisa is passionate about turning research insights into action. She ensures Imparta’s training and enablement solutions empower better decision-making and drive high-impact, agile sales execution.

Ross is an experienced CFO with a demonstrated history of working across a range of Professional Services companies. Ross has experience working with fast-growth companies for over 10 years before joining Imparta and has expertise in stakeholder engagement, FP&A, Strategic planning, IT & infrastructure, Facility Management and HR. From this experience, Ross can lead management and teams through significant organisational change to drive operational and financial performance.

Nigel has over 20 years of experience in consulting globally, with a background in culture change, quality assurance, sales, customer service and learning and development. Nigel is dedicated to improving business and people performance with sustainable results. Nigel works within companies or with clients to create quality assurance strategies, learning and development strategies or designing bespoke and innovative training programs.

Michelle Vazzana, PhD, Chief Innovation Officer at Imparta, is a prolific researcher and sought-after speaker on sales management and agility. She has conducted extensive research on sales coaching and agility, and is co-author of Cracking the Sales Management Code, Crushing Quota, and, in 2023, The Sales Agility Code: Deploy Situational Fluency to Win More Sales.