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The Kosi Challenge is an annual event hosted by Rare Cancers Australia (RCA) to raise awareness and much needed funds for Australians diagnosed with a rare, less common or complex cancer each year.

In March 2025, we will be climbing 2,228 metres above sea level to reach Australia’s highest point to help RCA.

One hundred per cent of funds raised through the Kosi Challenge goes towards the important work of RCA's Patient Support Team.

From helping patients to access specialists and treatments, through to delivering support groups, connecting people with services and providing financial assistance particularly in times of crisis, Patient Support is at the heart of what RCA does.

RCA is a Federal Government-classified Health Promotion Charity. All donations over AU $2 are fully tax deductible.

Thank you so much for your support.

Thank you to our Sponsors

$1.06k

John Mcdonald

Great work, Andrew, as they say not all heroes wear capes (or surgical gowns).

$528

Josh & Fi Reed

That’s amazing ,, Fi and I wish you guys all the best with the climb, can’t wait to hear all about it !! Best Josh @ Fi

$270

Mark Gibson

$264

Blandine Lacroix

Go you!!!

$264

Blandine Lacroix

Go you!!!

$264

Peter Beryl Brain

Just for fun ,keep on,keeping on

$264

Anonymous

$264

Bec

Go us!!!

$264

Diligent Tree Care

Keep up the good fight with that smile!

$211

R

Don't forget your water bottle

$201

Tania Marczenko

Go Jess!

$200

Jason L

$151

Christina

What a noble cause, Ad! And yet another mountain summit to the many you already have conquered!

$106

Derek

Good Luck!

$106

Heather Burley

Good luck xx

$106

Sofie D

Go girl!! :-)

$106

Luke Mannis

$106

Anonymous

All the best, great cause and you will be awesome.

$106

Libby Noble

see you up there!

$106

Joanne Koutroumbas

Go Girl 🤩😘

$106

Lucy Lay

Go Aurelie!!!!!

$106

April O'neil

Good luck Team.

$106

Sinthia Bosnic-anticevich

Thank you for taking on this challenge for such an important cause.

$106

Tony Wendy

Go Jade

$106

John Brescacin

Good luck on the journey

$106

Andrew Granger

Go Anna. Well done on a great cause. The Granger/Leiths

$106

Ror O

Go Anna!

$106

Montanique O’sullivan

Great cause- go well!

$106

Dani Thut

Go Bec and family!

$106

Kaz

We'll be cheering for you!!!!

$106

Trevelyan Edwards

Good luck mate 😊👍

$106

Andrew Patrikeos

Henri best of luck with the climb! Looking forward to catching up later in the year AP

$106

Lee

All the best of luck!

$106

Sof Andrikopoulos

$106

Joe Reich

Enjoy the walk

$106

Moore & More People Pty Ltd

Bon courage Jacq and team!

$106

Juliana Stackpool

Don’t trip.

$106

Alisa Stackpool

Good luck Jacqui. A x

$106

Dad.

My darling daughter GO FOR IT. So proud of everything you do. Such a worthy cause to support. You make a difference for so many people. 💖

$106

Sspos Hubby

My sexy wife just can’t stop helping people. Love you so much and I will always support you in all you do. Make a difference dear. ❤️💗

$106

Tanya Beencke

Looking forward to climbing with you!

$105

Etel Hammond-roldan

Great job Kelly! X

$105

Boots

Goats donate too.

$101

Lesley Hoye

Good luck Kellspeth - great cause!

$101

Rozi Benkovic

$100

Rachel Mathias

$100

Kim Watts

Make see your first

$100

Amelia & Chris Jardim

$100

Jo Bruno

So proud of your efforts Jacqueline!

$100

Leah Connolly

$75

Marian Burnheim

Ain't no mountain high enough Anna!

$65

Ingrid Kemp

Go Girls!!!

$63

Lyn Jones

$60

Sharon E

$58

Aurélie Cazet

$57

Mandy Banh

$54

Daniel Boylson

$54

Oliver Mathias

$54

Diana Nielson

$54

Diana Nielson

$54

Diana Nielson

$54

Evan Twomey

Good luck!

$54

Sean Gallagher

$54

Sarah Latimore

$54

Anonymous

$54

Lediquer

Yup I said Leah.

$54

Brodie Howe

$54

Amisha Govind

$54

Aaron Cook

$54

Kelly Smith

awesome cause - go girl

$54

Bob Grbevski

$54

Kylee Alma

$54

Jordan Loveridge

$54

Tonya Pavey

Great job Kelly! ❤️💪

$54

Steve R-g

$54

Gill Wilkins

Go Tanya!

$54

Michelle Allen-brown

All the best Dr Burley xx

$54

Oliver Mathias

$54

Angela O’malley

Great cause Anna - hope your team does well.

$54

Eamonn Brennan

Good cause mate. Good luck.

$54

Ria James

Great cause Andrew and Nat. All the best for the climb. I look forward to updates along the way. Xx

$54

Rosie Coop

Proud of you. Might be wise to get your iron checked this time hey 😂💪💪💪

$54

Dennis Begley

$54

Sarah Rogers

What a beautiful experience and for such an important cause x

$54

Teresa Klusak

Well done Anna -very proud of you!!

$54

Joe Begley

Good wishes Anna.

$54

Ria James

Go Nat! And Andrew Climb your little butts off for a great cause. Good on you

$54

Anonymous

$54

Nina Labus

Good Luck and have fun. thanks for doing this for amazing cause

$54

Emma Balsom

$53

Danielle Snelling

A cause close to my heart given my mum died from leiomyosarcoma. Thank you for fundraising for the often overlooked rare cancers 😊

$53

Julie

Good luck!

$53

Ben Chaffey

Great cause, mate! Best wishes for the climb 😊

$53

Geoff.jones6@bigpond.com Jones

$53

Rebecca Gibson

$53

Faraz Lutfi

$53

Anna Klusak

$53

Pauline Crooks

Awesome! Best of luck with the walk!!

$53

Michelle Neller

Good luck Andrea!

$53

Tanya Holloway

$53

Kelly

well done you

$53

Kathrin Rothermich

Da mach ich mit! Liebe Grüße!

$53

Byron King

Go Jacq.

$53

Peta Prentice

Great work! Happy climbing! X

$53

John Tracey

$53

Rachel Adams

I’m confused, are you climbing the real mountain?

$53

Lisa Hemsworth

This is awesome Good luck xo

$53

Carolyn Flannery

$53

Fred Elliott

Great job and good luck from Fred

$53

Penny Rudd

This is a great cause. Good luck on your hike!

$51

Bob Ortado

Never a dull moment with you as a friend. Another worthy cause. Well done.

$51

Dianne Stephens

You’re a legend!!! 😘

$51

The Hilly’s

Get it girl! We are so proud of you!

$51

Andrea Schuessler

$51

Natalie Miles

Good luck Jake!!

$50

Anonymous

But, but... what about your knees???

$50

Jacob Bardsley

$50

Rachel Mathias

$50

Michael D. Higgins

The people of Ireland are behind you! Ní neart go cur le chéile!

$50

Ray Wilkinson

Go Girl!

$50

Jennifer Kaczorowski

Good on you Dexie, enjoy it xx

$50

Van Nikolovski

Good luck mate, hope it’s a nice day

$50

Trish Mitchell

$50

Chris Robson

$50

Bernie

Go you sexy thing 😎 make sure you have your wooly undies on 😜

$50

Brigid Dixon

Go Anna! X

$50

Paul Brown

Kosi challenge! Psalm 121 would be my go to. Look to Him 😊💪

$47

Leila Lotfi

$40

Tammy D

$38

Stephen Bunyan

$38

Eilish

$38

Daniel Holloway

$38

Michelle Alvaro

All the best 🧡

$38

Riste Tomeski

Make us proud #PBRC

$38

Steph James

$38

Ellenor Scott

Great cause. Enjoy the climb

$38

Lachlan Woods

Good luck Anna!

$38

Kathryn Bennett

Great work and cause Simon, you and the team will smash it!

$38

Luke Anderson

$38

Buderim Deck

$38

Sophia Mathias

$38

Julie Granger

Well done Anna and looking forward to plenty of photos xxx

$38

Ruth Rosen

Wow! Superb! Go Jacqui! Enjoy! Xx

$37

Hudson Rowland

You can do it mum! You’re our Wonder Woman! We are so proud of you and love you so much! Love Hudson and Tilly

$37

Anonymous

$37

Sophie Gerber

$37

Bernie Gibson

Enjoy?

$37

Anonymous

$37

Katya Grinko

$37

Tina Mayer

Go girl! Das wird bestimmt ein ganz toller trip! Hab viel Spaß! Toll, dass du das machst, hab dich lieb 🫶

$37

Carla Herring

Amazing Jacq, good luck!! xx

$37

Jessika Ferguson

$0

Philip Maddren

$37

Wendy Nixon

Go girl 🥾

$37

Jessica Y

Good luck, Jacq! 😊❤️

$37

Barbara Lembo

Einen schweren Rucksack hast Du ja schon auf deinem Rücken! 🫶🏽

$36

Diane Nash

Go Jess!! You got this. You and the team will do amazing again this year. Have fun while doing it also xo

$35

Belal Mahfooz

Good luck Faraz!

$35

Rose

Good luck!

$35

Muhammad Farid

$35

Philippa Falconer

Go girl!!

$35

Maree South

Great work. Thank you for doing this

$35

Karishma Patel

$33

Tanya Fouche

A little something to help you reach your goal! Good-luck Simon, great cause! 🙌

$33

Zoe Woods

Get it An xx

$33

Anonymous

All the best Aurelie. Good on you for doing this for a great cause. Proud of you!

$32

Jenny Patchell

Amazing charity! Hope this helps a little

$31

Kathryn

Amazing effort for a fantastic cause! Good luck Jacqueline!

$30

Leisl Packer

Good luck Aurelie! Enjoy the walk!

$30

Leisl Packer

Enjoy the walk!!

$30

Leisl Packer

Good luck Mandy! Enjoy the walk!

$29

Kelly Smith

goal reached xxx you are amazing

$28

Alice Knowles

Good luck

$28

Aaron Cook

You better finish this time

$28

Kate Gormley

Such a great cause. Enjoy the beautiful snowy mountains

$23

Jeff Catt

$23

Stiven Nedeski

Enjoy the walk! It’s good fun

$23

Viktor Tomeski

You better do it or I want my money back

$23

Anonymous

$23

Anonymous

$21

Rony Golczewski

Enjoy the adventure. Great cause.

$21

Marie Tritsaris

Thank you for supporting such an important cause. We just lost a loved one to a rare cancer. It was rapid and devastating.

$21

Amy Williams

Great work Jess xx

$21

Kim

Good on you!

$20

Danielle B

$20

Bron Connell

Goodluck Jacq! A cause close to too many people's hearts. Xx

$20

Adrian H

$20

Vikki

Go you!! Good luck!

$10

John

Great cause, thanks Jack 🙏 ❤️

$10

Shannon Mcguinness