Meet The Team.

The humans in A Human Agency.​

Meet the AHA Team

Our Team.

What Katriina doesn’t know about Human Resources isn’t worth knowing! She’s a creative and practical leader with a serious commercial spine, who quickly connects expertise + fresh ideas to create solutions that work. Her career has spanned leadership roles in different industries, sectors and countries. CEO + Founder of A-HA, Katriina is passionate about building inclusive workplaces where all people thrive and realise their full potential. Healthy teams with engaged people deliver both business and community success.

Katriina Tahka

CEO

Roy Ah-See is an inspirational leader who believes land rights and connection to country is integral to the spiritual healing and cultural empowerment of Aboriginal people. Roy is the Co-Chair of the Prime Minister's Indigenous Advisory Council, Chairperson of the NSW Aboriginal Land Council (NSWALC), a Board member of the Indigenous Business Australia (IBA), and Indigenous Land and Sea Corporation, (ILC).

Roy Ah-See

Indigenous Advisor

Georgia is a recent university law graduate who is passionate about combining her interest in law and human resources to help businesses thrive. She hopes to use her legal background to provide well rounded and strategic advice to A-HA's diverse client base.

Georgia Patterson

HR Legal Advisor

Rachael is in the final year of her Bachelors Degree at the University of Technology Sydney where she majors in Media Arts and Production and Writing and Publishing. While having a passion for media in all-forms she hopes to elevate A-HA's media presence, showing Australian businesses the importance of having a healthy and human-friendly workplace.

Rachael Porthouse

Marketing + Communication Coordinator

Lyndell Evans

HR Coordinator

Melanie is our highly experienced and diligent CFO. With a strong background in assisting small to medium businesses with growth, Melanie makes sure we always put our best foot forward financially to ensure we are around to service our clients for a long time to come.

Melanie Newman

CFO

Jodii is a highly respected practitioner with over 15 years experience in Human Resources, Performance Psychology, Leadership Development and Wellbeing, in both organisational and sporting contexts across Australia. Jodii is committed to assisting clients develop and implement practical strategies to improve individual and team performance & wellbeing.

Jodii Maguire

Performance Psychologist- WA/NT Lead

George is a multifaceted senior leader with extensive experience as a transformational executive. Working with clients and internal stakeholders to achieve commercial growth, he builds successful business partnerships and utilises effective communication through a proactive, strategic and outcome-focused manner.

George Paramananthan

Investigations Lead

Michelle is a seasoned organisational development and learning professional who combines a deep knowledge and understanding of human behaviour with a wealth of real-world experience from both the corporate and public sectors. With over 20 years of experience in leadership and culture development, change management and organisational performance in a range of industries and sectors, Michelle has an extensive “kit bag” to draw from to tackle any challenge.

Michelle Duby

Head Of Development

Jo is a global thinker operating at MD level with a commercial mindset + a savvy approach to problem solving. She is strategic, insightful and outcome-focused. Jo enjoys working with clients to bring out the best in teams with sustainable results.

Jo Allen

Change Lead

Natalie is a globally recognised diversity + inclusion thought leader, with a focus on gender in construction + sport. With an extensive career in construction as an international project manager, she brings unique insights to her research, driving industry change.

Dr Natalie Galea

Diversity + Inclusion Specialist

Nadia is a passionate academic and a creative educator. Nadia specialises in instructional design, course development, educational coaching, educational networking groups and learning materials. Her goal in designing these materials is to provide teachable and learnable content that is adapted to the particular needs of the client.

Nadia Abo Khadour

Learning + Development Advisor

Mark is our ER/IR guru. As a specialist employment and workplace relations lawyer with over 20 years’ experience acting for some of Australia's largest employers on a range of matters, he brings invaluable expertise to A-HA clients.

Mark Wilde

Employment Law Specialist

Jason is a commercially astute HR professional with over 25 years experience across public, private, Government, GBE and not for profit organisations. His main purpose is to improve businesses through Organisational Effectiveness - encompassing organisation, team and individual effectiveness. He has an easy going, down to earth nature that is able to connect people quickly and effectively.

Jason Eagleton

HR Specialist

Nick has extensive experience in HR consulting, working with small and medium businesses across industries. He brings valuable and practical insights into HR + Workplace Relations arenas and specialises in the SME space.

Nick Hedges

Investigation Specialist

Katrina has 20+ years experience across all areas of HR/ER. She has a proven track record of success in managing transformation + change projects, developing people & industrial relations strategies, and working closely with senior business leaders to achieve successful outcomes.

Katrina Nadschlaeger​

HR Specialist​

Kathryn is an innovative, creative and commercially focused HR professional. She utilises her Psychology + Coaching qualifications alongside her extensive HR experience to coach key stakeholders, especially around complex HR/ER matters and when dealing with and/or managing change.

Kathryn Palmer

HR Specialist

Gail is a highly qualified and experienced executive and business coach. Working collaboratively with clients for more than 20 years across a wide range of functional areas, businesses and industries; Gail has a strong corporate background and understands the drivers of individual, team and organisational high performance.

Gail Hackett

Leadership Coach

Kylie is a commercially-minded HR leader with a strong track record in developing and implementing HR strategies. She is an expert in supporting company growth and people development as well as being an all-round HR generalist. Kylie has 15 years of demonstrated success in global and national organisations across the Asia Pacific region.

Kylie Thomas

HR Specialist

Board of advisors.

Kate Donnelly

HR Executive

Kip Frame

Business Builder / Leader / Facilitator

Phil Garling

Non Executive Director / Charter Hall / Downer EDI / Networks NSW

George is a multifaceted senior leader with extensive experience as a transformational executive. Working with clients and internal stakeholders to achieve commercial growth, he builds successful business partnerships and utilises effective communication through a proactive, strategic and outcome-focused manner.

George Paramananthan

Corporate Advisor | Commercial Lawyer

Roy Ah-See is an inspirational leader who believes land rights and connection to country is integral to the spiritual healing and cultural empowerment of Aboriginal people. Roy is the Co-Chair of the Prime Minister's Indigenous Advisory Council, Chairperson of the NSW Aboriginal Land Council (NSWALC), a Board member of the Indigenous Business Australia (IBA), and Indigenous Land and Sea Corporation, (ILC).

Roy Ah-See

Indigenous Advisor

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