Sailing from MBSC, Rainier Lambrecht competes in the WC dinghy circuit. Rainier's earliest SailingSA result dates to December 2025. Since then 12 races across 1 regattas have been recorded. Most of Rainier's racing has been in ILCA 6, with additional starts in other fleets. Key performances include winning the SailingSA events in the multiple fleets fleet, along with the SailingSA events in the multiple fleets fleet. Rainier continues to compete regularly across provincial and national sailing events.