CEO, Senior Advisor and B Consultant
“Fulfilling the potential of people and organisations to do well whilst doing good is not just my profession, it’s my purpose.”
Rosanna is a globally experienced leader enabling the transition to a thriving regenerative economy. Leveraging three decades of business acumen she guides organisations in impactful growth, innovation, and sustainability strategies. She has helped shape TGA as the go-to partner for B Corp certification and sustainability transformation, integrating environmental, social, governance and economic factors for resilience and value.
Drawing on global leadership roles at Nike and Levi’s, private equity exits for Jurlique and Sheridan, and living and working across four countries, Rosanna advises boards and executives. Her 17+ years of board experience ensures sound governance underpins strategic implementation, both mitigating risks and unlocking opportunities. Rosanna supports clients across retail, consumer goods, manufacturing, agriculture/aquaculture, health, financial services and not-for-profit.
Rosanna enjoys coastal living, family travel, snowboarding and hunting vintage designer treasures.
Creating, planning and distributing content for nearly 20 years, Phil has headed up content and strategy departments for several agencies, but also brings extensive client-side experience having held senior marketing roles in a diverse range of organisations including big business, federal and state governments and not-for-profits. In his key practice areas of brand, communications and content marketing, Phil enables businesses to accelerate their growth through a strategy first approach.
“What to do? We live in communities, served by the economy, fed by the planet. All need to thrive for any to thrive. Does this give you your answer?”
Kirsty Simmonds has 30 years of experience across diverse sectors and countries, including financial services, technology, media, and consumer goods, in the USA, UK, and Australia. She specialises in enhancing business reputation, fostering stakeholder trust, and driving financial performance.
Today, she achieves this by integrating ESG principles into her clients’ strategies and operations, drawing on her global business insights to align values and elevate social and environmental practices, making them strategic differentiators for her clients.
As one of Australia’s first B Lab-trained B Consultants, she guides companies aspiring to achieve globally respected B Corp status through to B Corp certification, enhancing their ESG impact, measurement, risk and opportunity management, governance, and capabilities.
Beyond work, Kirsty daydreams about being multilingual, loves travel and a decent G&T.
Group Account Director and B Consultant
“Erin’s superpower is her ability to connect purpose with performance—blending creative brand strategy and ESG expertise to turn sustainability into a strategic asset for growth.”
With 20 years of global experience in advertising and marketing, and more recently, ESG consulting, Erin has developed a unique approach to lead organisations toward sustainable success. She brings practical insight into harnessing business as a catalyst for positive change through extensive brand expertise, complemented by specialised ESG knowledge as a certified B Consultant.
Erin’s versatile skillset spans across diverse service offerings, enabling her to effectively guide businesses of all sizes. Erin uses holistic vision to help brands not just navigate change, but embrace it as a competitive advantage.
Erin loves running along the south coast escarpment, ocean swims and family adventures away in the van. She has a strict no-polyester rule and a keen eye for second-hand fashion.
Senior Account Director and B Consultant
“My work lives at the intersection of growth and good – because progress means more when everyone moves forward.”
Paul is a seasoned strategist guiding businesses through transformation with clarity, creativity, and purpose. With 22 years of experience spanning marketing, digital, brand and ESG, he translates complex business objectives into compelling, go-to-market initiatives that deliver measurable outcomes.
His portfolio spans sectors including SaaS, FMCG, retail, tourism, health, higher education, and government. Paul has delivered award-winning work for start-ups through to ASX-listed enterprises, both agency and client-side, with a strong empathy for stakeholder needs and collaborative success.
As a B Lab-trained consultant, Paul supports organisations on their journey to B Corp certification – leveraging deep expertise in Environmental Management Systems, materiality assessments, supply chain audits, and ESG strategy to build resilient, responsible brands.
Outside of work, he finds joy in interior design, travel, and good food!
Senior Responsible Business Consultant and B Consultant
“My connection to nature inspires me to create change with purpose—empowering brands to grow responsibly while respecting the delicate balance of our planet.”
Leigh brings 20 years of global experience as a collaborative sales leader and brand builder in luxury fashion, with a track record of delivering ambitious growth strategies across multiple channels and markets. Now focused on sustainability strategy, B Corp consulting, and responsible business transformation, she combines deep industry insight with a strong commitment to positive change.
A certified B Consultant and trained Circular Fashion Specialist, Leigh supports businesses to embed sustainability at the core—championing circular design principles, ethical sourcing, and the integration of impactful, values-led practices. At The Growth Activists, she partners with purpose-led organisations to deliver scalable, long-term impact.
Leigh is most at home by the sea, whether she’s surfing, coastal walking with her pup, or road tripping in her van with her young family.
Sustainability Advisor and B Consultant
“I aim to help businesses design for impact, thereby creating a ‘safe and just space for humanity’. My vision is for a regenerative economy, ensuring everyone’s basic needs are met without exceeding Mother Earth’s capacity. I am passionate about driving this system change through collective action.”
Lee is a trained B Corp Certification Advisor with extensive C Suite leadership experience in growing and transforming enterprises. Her superpower is helping management solve complex challenges and effectively bridge the gap between ambitious sustainability goals and pragmatic operational and commercial implementation realities.
As a seasoned B Corp Certification Senior Advisor, Lee provides her expertise to aspiring and certified B Corp businesses, aiming to enhance their social and environmental impact. With an extensive Australia and New Zealand commercial background in B2C and B2B sectors, Lee has assisted numerous companies on their B Corp journey. Sectors include quick-serve restaurants, creative agencies, tech, and design companies, coffee distributors, promotional merchandise providers, disability and aged care food service providers, accommodation and tourism, media, and financial sector clients.
Lee is happiest in her garden of perpetual flowers, watching the garden flourish across the seasons and caring for a 200-year-old weeping fig tree. In her spare time, she has been restoring a heritage home.
The Growth Activists is Australia’s largest B Corp consultancy, offering unparalleled expertise in sustainability transformation, engagement, and strategic consulting. We are committed to driving lasting, purpose-driven change by activating courageous organisations for a sustainable future. We’re strategic leaders who partner with businesses dedicated to advancing your impact and unlocking new opportunities for growth and resilience.
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