Sarah Markey-Hamm


Sarah is driven by a passion for events and is a firm believer in the power of face-to-face interactions to build communities, inspire and promote change. Value for clients has been, and always will be, the core of her business thinking. She relishes in master planning, developing and implementing innovative events and concepts that inspire, stimulate and engage audiences.


Thanks to her client relationships and creative spirit, Sarah is a driving force in today’s meetings and events industry and holds influential positions in many industry organisations. She regularly speaks at international events and often sits on industry panels, offering insights into building world class meetings. With over 30 years of experience within the events sphere, Sarah’s expertise ensures that all ICMS conferences are delivered and met with the very best of industry standards.


Proven excellence in leadership and governance, Sarah has been Chair of the International Conference and Convention Association (ICCA), Australian National Committee and has held positions on the ICCA Meetings Advisory Group. She has been a board member of Business Events Council of Australia (BECA) and past President of the Meeting Events Australia (MEA) Victorian Chapters. Sarah currently sits as President of the International Association of Professional Conference Organisers (IAPCO).

Penny Croxford

Conference Manager

With an impressive track record spanning over two decades, Penny is a seasoned professional in the world of events. Having worked internationally for over 11 years, Penny has successfully orchestrated business-to-business conferences and exhibitions on a global scale, expanding her expertise prior to returning to Australia.


Equipped with a deep understanding of both corporate and association-based events across various fields, ranging from small to large-scale conferences up to 12,000 delegates, Penny possesses a comprehensive grasp of event management from every angle. Her extensive knowledge allows her to navigate the intricacies of event logistics tailored to each client’s needs.


What sets Penny apart is not just her wealth of experience, but also her vast network of industry contacts. This network gives her a distinct advantage in her role as a conference manager, enabling her to tap into valuable resources and ensure the seamless coordination of all event elements.


Her commitment to excellence and compliance ensuring all events adhere to the highest industry standards and regulatory requirements making her the ideal Conference Manager to deliver any event.


Glenn Dowling

Office Manager

Glenn has been with ICMS for over 30 years and has been instrumental in developing many of our customised event management software systems to enhance both capability and reporting functionality to suit the individual requirements of our clients. Providing friendly support on-site and behind the scenes, his ability to assist with a range of delegate enquiries makes him an integral member of the ICMS team, assuring a smooth delivery of all events.



Jemima Collins

Conference Assistant

Spanning from delegate relations, through to constructing our virtual client systems behind the scenes, Jemima takes pride in delivering exceptional service to our clients. Her friendly disposition and dedication to customer satisfaction make her a valuable resource in the ICMS team, ensuring each event a resounding success.








Sarah Ormsby

Conference Assistant

Through years in hospitality management and a background in administration roles in insurance, superannuation and social business, Sarah approaches all projects with a customer first outlook and a passion for delivering services that drive organisational success.

Sarah's expertise in customer service and delegate relations ensures clients and attendees alike are well looked after through proactive engagement and leads to the development of long-standing relationships.


Nick Finster

Conference Assistant

With a passion for marketing, social media, and delegate relations, Nick ensures all of ICMS’ conferences thrive. Passionate about the digital sphere, Nick emphasises engagement for delegates and clients, leveraging digital platforms to attract broader audiences and cultivate meaningful connections. Nick's expertise guarantees each event receives the attention it deserves, propelling ICMS forward.






Declan Hamm

Conference Assistant

Possessing a growing knowledge and understanding of the events industry, Declan ensures that clients and delegates receive the very best support alongside a seamless conference experience. With a base in business and finance, Declan’s dedication and commitment play a pivotal role in ICMS' delivery of exceptional events that exceed client expectations.





Sascha Cran

Conference Assistant

Collaborating with the client liaison team, Sascha ensures that all needs are efficiently addressed and met within the required timeframes for all ICMS events. Sascha’s expertise extends from social media management, through to delegate relations, further enhancing her ability to provide exceptional support and service. Sascha guarantees a seamless experience for both clients and delegates alike.