Omnia Technology
Leadership Group
Anthony Gerresheim
Co-Founder and CEO
Anthony Gerresheim is the Co-Founder and the Managing Director of Omnia Technology Group. Anthony has overseen Omnia’s growth as Managing Director, leading the company from start-up in January 2017 to today, operating with over 260 engineers across Australia and supporting some of Australia’s most recognisable companies and IT partners.
Anthony has held senior positions in Operations, Sales and Marketing in established and start up national IT hardware support companies. This extensive experience over 28 years covers all aspects of IT hardware support on a national and international scale. Encompassing such industries as retail, grocery, public transport, payphone, fast food/QSR, hospitality, gaming, lottery, government, corporate, banking, last mile logistics, petroleum, vendors and integrators throughout Australia and New Zealand.
Anthony is obsessed with the customer experience, leading a team of likeminded people with the vision to be the best, a respected and trusted advisor, offering a fresh and alternative approach to geographical deployment and maintenance of IT hardware.
Lathan Sutrave
Co-Founder and Director of Operations
Lathan Sutrave is the Co-Founder and the Director of Operations of Omnia Technology Group, starting the business with Anthony Gerresheim in January 2017.
Lathan managed an IT hardware procurement and fabrication business for over 15 years. Sourcing spare parts from around the globe to support IT maintenance and rollout project services, and specialising in end of life and out of warranty equipment. This extensive experience encompasses such industries as retail, grocery, public transport, payphone, fast food/QSR, hospitality, gaming, lottery, banking and petroleum.
Lathan manages all aspects of Service Delivery and creating collaborative high performing teams that deliver real value and tangible results. He is supported by an amazing group of people – experts, equally as passionate about the customer experience.
Sam Zhou
Business Development Executive
Sam Zhou is the Business Development Executive, joining the team in October 2022. Sam brings over 10 years of extensive sales, marketing and product management experience in the IT industry, across retail and distributor. Sam holds strong relationships with major channel resellers, wholesalers, national retailers, distributors and multiple vendors. Sam has a wealth of knowledge and experience including business development, relationship building, business analysis, account management, product management, vendor management, and strives to provide solutions that fit individual client needs.
Sam is responsible for the delivery of the Omnia Growth Strategy, exploring new business opportunities. Sam is also passionate to help clients find the best fit IT solution and deliver the best customer experience. Sam is fully supported by a team of technical experts, internal sales support, team leaders, senior engineers, and a management team with over 90 years combined IT hardware support experience.
Christina Nguyen
Account Manager
Christina is the Account Manager, joining the team in June 2025. With a career in customer service spanning back to 2006, Christina brings nearly two decades of frontline and corporate experience across banking, telecommunications, and government sectors. Christina’s most recent tenures with global technology leaders HP and NTT have deepened her skills in handling complex client needs with precision and care.
Currently at Omnia, Christina continue to demonstrate a customer-first mindset—no matter how big or small the task, she takes pride in being a reliable, solutions-focused partner. Known for being an attentive listener and a calm presence, Christina works to understand the heart of each customer’s concern and go the extra mile to deliver meaningful support.
Whether she’s assisting an individual client or supporting an enterprise account, Christina is committed to making people feel heard, valued, and supported every step of the way.
Christina is fully supported by a team of technical experts, internal sales support, team leaders, senior engineers, and a management team with over 90 years combined IT hardware support experience.
