International organisations in the field of wood preservation:

IRG-WP - International Research Group on Wood Protection

📍 Headquarters: Sweden
🔗 www.irg-wp.com
International scientific network dedicated to research on the durability and protection of wood. It publishes technical papers and organises annual meetings with experts from all over the world.

WEI - Western European Institute for Wood Preservation

📍 Headquarters: Belgium
🔗 www.wei-ieo.org
It coordinates the European national wood treatment associations and works to harmonise norms and standards.

EWPM - European Wood Preservative Manufacturers Group

📍 Headquarters: Belgium
🔗 www.ewpm.org
Represents European manufacturers of chemical wood preservatives. Collaborates with European institutions on biocide regulations and safety.

AWPA - American Wood Protection Association

📍 Headquarters: USA
🔗 www.awpa.com
It develops and publishes voluntary technical standards for wood treatment. It is an ANSI (American National Standards Institute) recognised body.

WWPI - Western Wood Preservers Institute

📍 Headquarters: USA
🔗 www.wwpi.org
Promotes the use of treated wood on the west coast of the United States. It is involved in education, research, communication and regulation.

NAWPC - North American Wood Pole Council

📍 Headquarters: USA / Canada
🔗 www.woodpoles.org
It promotes the safe and sustainable use of treated wood poles used in electrical and telecommunications infrastructure.

Creosote Council

📍 Headquarters: USA
🔗 www.creosotecouncil.org
It provides scientific and regulatory information on the safe use of creosote as a preservative.

WPSC - Wood Preservative Science Council

📍 Headquarters: USA
🔗 www.woodpreservativescience.org
Scientific and Regulatory Working Group promoting the safety and efficacy of wood preservatives in the United States.

TWC - Treated Wood Council

📍 Headquarters: USA
🔗 www.treated-wood.org
American coalition of manufacturers and suppliers of treated wood. Works on communication and regulatory advocacy.

TPAA - Timber Preservers Association of Australia

📍 Headquarters: Australia
🔗 www.tpaa.com.au
Australian industry association representing manufacturers and applicators of wood treatments.

SAWPA - South African Wood Preservers Association

📍 Headquarters: South Africa
🔗 www.sawpa.co.za
Reference organisation for wood treatment in South Africa. It provides technical documentation, training and international references.

WPA - Wood Protection Association

📍 HeadquartersUnited Kingdom
🔗 www.wood-protection.org
British industry association promoting treated wood and compliance with BS/EN standards.

TRADA - Timber Research and Development Association

📍 HeadquartersUnited Kingdom
🔗 www.trada.co.uk
Technical and scientific organisation providing guidelines, documentation and training on the design and use of wood, including treated wood.

NZTP - New Zealand Timber Preservation Council

📍 Headquarters: New Zealand
🔗 www.nztpc.co.nz
It supports the quality of wood treatment in New Zealand and ensures compliance with local codes and standards.