Robert Mann Packaging makes corrugated fibreboard containers for the produce, strawberry, meat and seafood packing industries from its 333,000 sq ft facility in Salinas, California.
The certification covers both waxed and un-waxed produce packaging.
The company received its first ‘A’ grade in August 2013.
The BRC Global Standards certification programme standardizes quality, safety and operational criteria across 90 countries.