Saving orangutans from extinction, together
Join our global movement
Become part of our global orangutan community. Updates, events, offers and much more.
The ultimate GIFT
Give the gift that truly lasts. Not only for making the orangutan’s journey back to the wild possible, but you get to be part of that journey too!
Visit Borneo, see orangutans!
What could be better than seeing our rescued orangutans with your very own eyes, in Borneo?! Our incredible Rainforest Retreat.
Restaurant partnership
Improve your brand loyalty while helping protect orangutans, with absolutely no cost!
Ways to Raise
Get into the fun community spirit and raise money in many memorable ways for orangutans.
Our Mission
Our mission is two-fold:
Conservation efforts protect habitats, promote biodiversity, and foster ecological balance, ensuring a sustainable future for all inhabitants, while mitigating climate change and preserving the rich tapestry of life.
Almost
400
orangutans in our care
More than
1.1m
Over
900
orangutans returned to the wild
Featured
BABY ORANGUTAN RESCUED FROM KONGBENG ARRIVES AT SAMBOJA LESTARI
The Samboja Lestari Orangutan Rehabilitation Centre has welcomed a new resident. Last July, a female orangutan infant...
Latest news
ENCOUNTERING A FLASH OF RED IN THE GREEN CANOPY
During a routine patrol in Bukit Baka Bukit Raya National Park (TNBBBR), Central Kalimantan, our Post-Release...
PEAT SWAMP FORESTS: A VITAL HAVEN FOR WILD ORANGUTANS
In Central Kalimantan lies Mawas, a vast expanse of peat swamp forest, home to one of the largest remaining...
Our next events
Royal Parks Half
12 October 2025 | Central London UK
An exceptional marathon taking runners through four famous parks in Central London while raising vital funds. Come support our marathon runners who are kindly raising to save orangutans.
Rainforest Retreat
27 mar – 2 Apr 2026 | Borneo
With walks in the rainforest and daily yoga over the canopy to watching orangutans roaming free on the sanctuary islands, a week on one of these retreats is for anyone looking for a transformative experience.
Visit our Travelling Booth
Learn more about our conservation efforts in person at these special events. Come along and visit our orangutan booth!
View the list of UK events
Green Party Conference
03 – 05 Oct | Bournemouth International Centre
Outdoor Living and Wellbeing
07 – 08 Oct | Excel London
Everything Electric
11 – 12 Oct | Farnborough
Cheltenham Literature Festival
10 – 19 Oct | Imperial Gardens
Vegan Life Live London
17 – 19 Oct | Alexandra Palace, London
New Scientist Show
18 – 20 Oct | ExCel London
London Vet Show
20 – 21 Nov | ExCel London
Learn more about the work of BOS
The wildest hospital on Earth
Every orangutan needs access to medical care, sometimes for weeks, sometimes for years. Discover more here.
Leave a legacy
Forge a legacy of compassion, ensuring the vitality of orangutans thriving in protected habitats.
In the spotlight
This incredible show has it all, taking viewers on a roller coaster ride of adventures, heartaches, fun, friends, failures, and successes of all the orangutans who attend the BOS Foundation’s unique school.
Wildlife tourism has become a lucrative business worth around 250 billion dollars a year. These profits come at a cost. From the studio that brought you ‘Ivory Game’ comes a new and powerful documentary.
Rescue, rehabilitating and releasing orangutans is no easy feat, it requires a hugely skilled and dedicated team. The footage we’ve captured speaks for itself. View this incredible content here.
The gift that keeps on giving
Adoptions are a great way to support our work and make fantastic gifts! With your ongoing support, you become an integral part of your adopted orangutan’s journey back to the wild.
Or make a donation