Emerald Packaging, a Union City, Calif.-based food packaging manufacturer for the fresh produce, frozen food and baking industries, has earned the American Institute of Baking’s highest food safety rating.

The institute awarded the manufacturer its “superior” rating after conducting audits of the company’s operations, according to a news release. During the audits, the manufacturer’s facility and processes were examined including operational methods, product safety programs and processes for cleanliness and good housekeeping. The company scored 965 out of 1,000 possible points.

The institute examines food manufacturing, beverages, ingredients and packaging operations for its certification program.