Professional Member

Penny Diamantakiou
Chief Financial Officer

Appointed in August 2012, Penny Diamantakiou is the CFO of Yahoo7. Yahoo7 is one of the most comprehensive and engaging online destinations for Australian consumers and advertisers. Yahoo7 brings together the online assets of a global internet leader Yahoo Inc and the television and magazine content of the Seven West Media Group and Network. Her role as CFO oversees all financial and commercial aspects within the business and integrates heavily with both shareholders and the Yahoo!7 Board. 

Prior to joining Yahoo!7, Penny spent nearly 12 years with SingTel Optus Pty Ltd in various cross-functional roles across many aspects of the Telco business. Her former role at Optus was in the telco’s largest division in the country as Vice President Consumer Commercial. This role encompassed end to end commercial accountability for this $5Bil division, Board Directorship of PPS Pty Ltd (a fully owned subsidiary of Optus), and commercial accountability for Optus' newest division, Optus Digital Media. 

Penny has spent a considerable amount of time working in marketing orientated/ sales related and large scale change management roles, with a particular passion for retail, multilevel channel dynamics and understanding the pockets of gold in mass market customer behaviour, lifetime value and people's telco usage habits. Other prior Optus roles have included senior commercial accountabilities within Optus Wholesale & Satellite, Optus Business, Consumer & Multi-Media, Corporate Finance and the Mobile business.

Penny also spent 3 years with SOLA Optical Pty Ltd (now Carl Zeiss) where she had the opportunity to work in Asia in varied financial, audit, compliance and business development functions with assignments in China, Kuala Lumpur, Taiwan and Mumbai. Penny has also worked in the Transport and IT industry.

Penny is a Graduate of the Australian Institute of Company Directors (2012), holds an MBA from the University of Adelaide where she earned Dean's list and Top Law student accolades. She also holds a Graduate Diploma in Management is a CPA and has a Bachelor of Economics majoring in Accountancy.

In 2015 Penny was appointed to be the 2015 EWA Ambassador for the Masterclass Series of Programs. She joins many thousands of women who play an active role within the EWA network and their respective organisations in promoting the importance and balance of women in Corporate Australia. Penny has always been an advocate of Women in Business. She has sponsored and promoted many women to roles and has been astounded at how impactful, collaborative and hard hitting they can be. With the right support structure in place Penny see's the next evolution of women leading innovation, diversity, risk taking and transformational organisational development.

In her spare time Penny loves spending time with her husband, friends and family and is avid believer in "good" "clean" "healthly living" and "personal" well being. She has a passion for personal training and hardcore exercise. She has spent considerable time travelling over the last 20 years with her favourite destinations being Cinque Terre, Rome, London, Paris and Mykonos. Penny also has a personal interest in fashion, designer labels, technical and product advancements around anti-ageing & beauty and has spent a considerable amount of time in her past on on real estate, property/ DIY.



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