Our Team


With our diverse team of consultants, psychologists, creatives, strategists, producers and facilitators, we possess the perfect melting pot of skills and experience to connect with our audience and deploy some of the most creative solutions ever seen in the management consulting space.

Executive Team

Lyndall Stoyles

As Caltex's Executive General Manager, People, Communications and Governance, Lynadall manages Caltex’s legal, secretariat, internal audit, compliance, human resources and corporate affairs teams. As General Counsel, she is responsible for providing legal advice to Caltex’s Board, CEO and broader leadership team. She is also Company Secretary to the Board. Prior to joining Caltex, Lyndall was Group General Counsel and Company Secretary for former logistics business Asciano and spent more than a decade with Clayton Utz advising on competition, commercial and corporate law issues in a broad range of industries.

Cade Witnish

Cade holds a Bachelor degree in Applied Science from Victoria University (1999), where following he garnered over 10 years experience in sales and marketing within pharmaceutical and medical devices industries across Australia and the UK. His entrepreneurial track record  dates back to 2007 where he worked closely with UK Venture Capitalists to create and grow medical companies in Cardiff and London. Since his return to Australia in 2009, Cade has further developed his skills as a business leader and entrepreneur having co-founded and exited numerous start up companies including digital agency Loud&Clear, fan engagement platform FanHub Media and online staffing platform Sidekicker.  

Alex Lord

Alex has provided assurance and advisory services to pre-eminent financial and non-financial institutions for more than 14 years. This has included working with a wide range of banking, wealth management, insurance and superannuation clients as well as Australian Government owned entities, banking inquiry/commission and seconded roles in both commercial and global investment banks,  A Fellow of FINSIA and a Graduate of the Australian Institute of Company Directors (GAICD) he holds both a Masters of Applied Finance (M APP FIN) and Chartered Accountancy (FCA). Having spent time living, working and studying in the Asia Pacific, North America and Europe including London, Beijing, Boston, Singapore, France, and the South Pacific, Alex brings a global mindset to client challenges.

Gabrielle Harris

Gabrielle is the founder and Managing Director of Interchange. With over twenty years of professional experience in management consulting, Gabe has an unbridled passion for creating powerful, positive change within organisations – starting with their culture. Time and time again, Gabe has proven to be the driving force behind award-winning, innovative solutions that are designed to respond to the complex challenges faced by organisations and executive teams. Gabe has extensive experience and expertise in culture transformation, executive coaching, strategy development, leadership development, diversity & inclusion, health & safety, wellbeing & mental health, and capability development.  

Leadership Team

Eve Brennan

Finance and Operations Director, Eve, delivers a seamless financial experience for all stakeholders. With over a decade of experience in project management and business operations, Eve’s aptitude for organisation, communication, and exceptional service places her in an ideal position for delivering successful projects on time and on budget.

Chris Gabardi

Chris is our Creative Director at Interchange, overseeing and designing the uniquely creative approaches we take to all of our projects. He has a strategic understanding of relationships and human behaviour and offers an empathetic curiosity for people’s stories and experiences. This has seen him successfully lead the research and discovery phase on a number of large projects, as well as design and facilitate some of the most perceptive programs. Chris brings a unique mix of consulting, coaching, design thinking, start-up operations, performance and presentation skills. As Creative Director he has an enormous influence in the design of our projects, programs, and delivery environments.

Sandra Pittaro

Sandra is legendary for getting things done. As our valued Operations and Program Manager, Sandra has worked in the consulting sector for more than 15 years across multiple industries. She is an experienced professional with a proven ability in program and resource management, planning and project implementation. Sandra also brings her passion and expertise to Interchange in Wellbeing as a Certified Health & Life coach across a range of roles and industries.