Greer Biologics

Greer Laboratories is a U.S. allergy immunotherapy company operating as part of Stallergenes Greer, a global biopharmaceutical group focused on diagnosing and treating allergies. The business develops, manufactures, and commercializes allergenic extracts, skin testing products, and customized immunotherapy formulations for both human and veterinary use. Its portfolio is centered on allergy testing and desensitization products rather than a broad traditional drug-development pipeline. Greer has longstanding manufacturing operations in North Carolina and serves clinicians with products for subcutaneous immunotherapy and related allergy care workflows. Within the broader group structure, Greer functions as the U.S. operating subsidiary of Stallergenes Greer.