• RTT Betoniteollisuustoimiala Concrete Centre ry
- information about concrete, its qualities and using possibilities. Concrete area statistics and recommendations. Descriptions and suggestions – everything is available.

• Betoniyhdistys ry
- independent, the right usage of concrete developing technical union

• Suomen Betonilattiayhdistys (BLY)

• Ruotsin Betoniyhdistys

• Rakennusteollisuus RT ry

• Inspecta Sertifiointi Oy