HCS Approach: Registered Organisations as of 1 April 2019
The following practitioners may lead HCSA assessments.
For a list of assessors who can lead integrated HCV-HCSA assessments, please see the HCVRN website here.
| Registered Practitioner Organisation | Registered Individuals |
| Aidenvironment | Adriani Zakaria, Darkono Tjawikrama, Haryono Sadikin, Ihwan Rafina, Serge Rafanoharana |
| Aksenta | Bias Berlio Pradyatma, Idung Risdiyanto, Resit Sozer, Risa Desiana Syarif, Ryan Karida Pratama |
| Apical | Janner William Ginting, Tay Wai Chian, Tham Jan Kang, Welly Joel Candra |
| Asia Pulp & Paper | Baron Setiawan, Deddy Hendrawan, Noubbie Bachtiar Afransyah |
| Astra Agro Lestari | Amrizal Yusri, M. Riza Kasfari, Yudha Asmara Adhi |
| Ata Marie | Alex Thorp, Dadan Setiawan, Dadi Ardiansyah, George Kuru, Sofyan Iskandar |
| BioAp SAS | Diego Rodriguez, Fabio Ernesto Alvarez Morales, Juan Pablo Zorro |
| BIOREF – Faculty of Forestry, Bogor Agricultural University | Ahmad Faisal Siregar, Arif Prasetyo, M. Sayidina Ali, Nyoto Santoso, Varian Triantomo |
| Bio Terra Consultores Ambientales | Darién Zúñiga, Jonathan Arias, Marisol Zumbado |
| Daemeter Consulting | Aji Sartono, Bukhari, Felicia Lasmana, Indrawan Suryadi, Sahat Aritonang |
| Earthworm Foundation | Christopher Michael Raynham, Karl Yen Quek, Luqman Mohamed, Michael Pescott, Richard Vaca, Rob McWilliam |
| First Resources | Bambang Dwi Laksono, Donald Ginting, Romi Prasetyo |
| Fauna & Flora International | Arief Hamidi, Joseph Hutabarat, Mahendra Primajati |
| Forest Carbon | Colin Moore, Jeffrey Chatellier, Jeremy Ferrand, Paul Lemaistre, Prasetya Mahardhitama |
| Golden Agri-Resources (GAR) | Agung Perdana Tunggal Siregar, Candra Kurniawan, Catur Wiradityo, D. Agus Purnomo, Dede Muhammad Nasir,Febia Arisnagara, Hendi Hidayat, Imanuddin, Norman Faried Mustakim, Nugroho Wahyu Widianto, Sapto C. Nugroho, Tomy Ardyansyah, Vidia Paramita, Vijaya Kumaran Balakrishnan, Wahyu W. Wijayanti |
| Hatfield Indonesia | Rina Wulandari, Mediyansyah |
| Hollow-wood | Michael Hansby, Michelle Freeman |
| Michelin | Edouard de Rostolan, Gregory Lesturgez |
| Montrose Environmental | Nelius Scheepers, Philip Patton |
| Orbis Exceller | Arthur Wieczorek, Carolina Wieczorek |
| Proforest | Daniel Arancibia, Daniela Rocio Espejo Gonzalez, Langlang Tata Buana, Laura Bachellerie, Mike Senior, Nana Darko Cobbina, Sebastiaan De Smedt, Surin Suksuwan |
| PT Anugerah Lintas Zaman | Eko Hartoyo, Harnios Arief, Kresno Dwi Santosa |
| PT. Ekologika Consultants | Neville Kemp, Ninil Jannah, Tri Setyadi |
| PT Dharma Satya Nusantara | Abdul Hamid, Achmad Jubair Syam, Imanuel Tibian, Susana Triastuti |
| PT Sonokeling Akreditas Nusantara | Dandun Sutaryo, Kasuma Wijaya, Siswoyo |
| PT Triputra Agro Persada | Jhon Purba, Samsul Rijal, Syofyan Amin, Yanuar Adrian Bomantara |
| Remark Asia | Adi Wijoyo, Cecep Saepulloh, Dian Pratiwi, Dwi Muhtaman |
| Rainforest Alliance | Benedictus, Indu Bikal Sapkota |
| Scientific Certification System (SCS) | Muhammad Irfansyah Lubis, Thesis Budiarto |
| Sime Darby | Arnina Hussin, Mohd Zahlan Mohd Zaki |
| Wild Asia | Declan O’Flaherty, Su Shen Phan |
| Wilmar International | Ginny Ng, Rodney Eric Wong, Syarial Anhar Harahap, Tri Haryo Sagoro |
Registered Practitioners unaffiliated with a Registered Organisation
The following individuals are Registered Practitioners whose organisations are not yet registered with HCSA. This means that they can contribute to the HCSA team requirements, but not be team leaders nor can their organisations lead HCSA assessments.
| Registered Practitioner | |
| Betsy Yaap (Independent assessor) | betsy.yaap (at) gmail.com |
| Bimo Argo (Golden Veroleum Liberia) | bimo.argo (at) veroleum.com |
| Davidia Intan Permata Yahdi (Goodhope Asia Holdings) | davidiai (at) goodhope-id.com |
| Doddy Aryadi (Malaysian Environmental Consultants) | info (at) mec-consult.org |
| Dominique Herman (ONF Andina) | dherman (at) onfandina.com |
| Fernando Luna (Ambiente y Desarrollo Consultores) | mfluna12 (at) gmail.com |
| Iswandi (Green Enviro Resources) | masiswandi (at) yahoo.com |
| José Luis López (Everlife) | jlopez (at) everlifegt.com |
| Jules Crawshaw (Independent assessor) | jjcrawshaw (at) yahoo.com |
| Martin Galo (Centro Nacional de Producción más Limpia de Honduras) | mgtucan19 (at) gmail.com |
| Meme Sudarma (PT Yudha Wahan Abadi Group) | meme.sudarma (at) yahoo.com |
| Pipin Samsuri (PT Union Sampoerna Triputra Persada) | pipin.samsuri (at) ustp.co.id |
| Robi Ramdani (PT Union Sampoerna Triputra Persada) | robi.ramdani (at) ustp.co.id |
| Ruth Silva (High Conservation Value Network) | Ruth (at) hcvnetwork.org |