About The Team

Phil Krakatoa2

Director and expedition Leader, Phil Briggs F.R.G.S

A former Royal Marines Commando and member of UK Special Forces, Phil is director of Indo Trek expedition company and has previously served as race director for the Indo Ultra marathon event held in Indonesia and Sandbaggers Head of Safety and Expedition guide whilst working in Mongolia. Phil has led many expeditions and charity treks throughout the world. Away from overseas treks he divides his time between Head of Operations for a Scottish based charity running personal development courses in the outdoors for challenging and ‘at risk’ groups and being Senior Instructor at Venture Medical specialising in remote wilderness first aid training. Amongst his many professional outdoor qualifications, he’s a qualified Wilderness Emergency Medical Technician (EMT), Advanced Medic and has spent many years serving on Mountain Rescue Teams in Scotland. He draws from a wealth of experience, having operated in some of the world’s most extreme desert, arctic and jungle environments. Phil’s passion and commitment for wildlife and conservation has been recognised in receiving awards from leading organisations such as the World Wildlife Fund for Nature (WWF), Partnership for Action Against Wildlife Crime (PAW) and both the Scottish and UK Governments. He is a fellow of the Royal Geographic Society and continues to share his passion with others and is currently involved in raising awareness of some of Indonesia’s critical endangered species such as the Javanese rhino and orangutans of Kalimantan.


In country manager, Steven Oliver F.R.G.S

A veteran of 200 plus expeditions Steveo has planned and directed expeditions in Africa, Central America and the rainforests of South East Asia his adopted home. As a Royal Marine commando, Steveo played an integral role in several adventure expeditions including a Round Britain Triathlon with expertise gained from service expeditions and attachments to Operation Raleigh,(Honduras, Indonesia and Cameroon) he then assisted in the establishment of Swaletreks Expeditions, which went on to become Trekforce Worldwide. In 1997 Steveo joined Operation Wallacea and went on to hold the post of deputy director for the largest scientific expedition organization in the UK. Steveo has retained his association with Operation Wallacea as a Strategy Advisor and is now permanently based in Indonesia, where in conjunction with the Unity Resources Group he runs an expedition advisory and support service designed to give logistic support for visiting conservation and adventure expeditions and set fixer services for visiting film crews.


Expediton logistics, Hendra Margono

Hendra is the founder of Lahuka Expedition services in Indonesia. His company acts as the in country logistics provider for the Sole Challenge led Indo Trek Expeditions. Lahuka was founded in 2010 by seasoned expedition and logistics experts with over 30 years of planning leading and executing major expeditions and research projects within the Indonesian Archipelago. The Support team in Jakarta is comprised of expedition organizers, trek leaders, doctors, medics, translators, guides, cook team, each an expert in their own fields which provides the finest support available. Lahuka works in partnership with Indo Trek so we can combine resources along with expertise.



Expedition doctor , Linda Rehatta.

Linda has been a qualified doctor since 2006 and brings to the team a wealth of experience of working throughout Indonesia behind her, including spending a couple of years as a Primary Health Doctor in remote Papua. She currently acts as an Occupational Health doctor  and coordinator for two companies as well as keeping her hand in on the shop floor as a freelance doctor.

Linda is also a volunteer medic for Global Rescue Network and has assisted in many emergency situations throughout Indonesia including such as tsunami’s, volcanic eruptions and the recent floods in Jakarta.  Phil has been fortunate enough to have run several training course with Linda over the last few years and her experience and knowledge is excellent, plus her English is much better than my Indonesian. An asset to the team, Linda is looking forward to meeting you all and welcoming you to her country.