Mark O’Sullivan

Riding 80km's to change lives

I'm fundraising for a great cause!

I’m taking on the Breakthrough T1D One Ride to raise vital funds for type 1 diabetes research! On 21 November 2026, I’ll be cycling through the picturesque Barossa Valley - pushing myself physically while riding for a powerful cause.

Type 1 diabetes can affect anyone, at any time. Every day, 8 Australians are diagnosed. It’s a relentless 24/7 condition, requiring up to 180 extra decisions daily just to stay safe and healthy.

Breakthrough T1D is the largest funder of type 1 diabetes research in the world, driving life-changing breakthroughs for the 140,000+ Australians living with T1D.

Please donate today and help move us closer to a world without type 1 diabetes. Thank you for your support!

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Thank you to my Sponsors

$500

Ash Passive Fire Solutions Pty Ltd

Best of luck my friend!

$106.75

Trent Lennox

Great cause mate more than happy to contribute - hope you and family are well mate!

$106.75

Jade Clarke

$100

Mark O’sullivan

$55.95

Sarah Bouchier