Tier one status is not defined by size or turnover, it recognises companies that maintain third party accreditation of all the management systems and attributes listed below.

Tier 1 Members offer the following third party accredited systems and attributes; 

• ISO 14001 Environmental management system
• ISO  9001 Quality management system
• ISO 45001 or AS/NZS 4801  Safety management system
• All Piling rigs are PileSafe accredited
• All piling rig operators hold a Piling Federation piling rig license. (When the course is readily available.)
• Contributes to PFSF safety statistics collection
• Shares safety alerts and other safety information with members