About groff north america

Groff NA is a physician-owned hemp-cannabis company located in Red Lion, Pennsylvania, centered around utilizing hemp for the benefit of people and the planet.

At GNA Hemplex, our processing and refinement division, we specialize in science-based custom cannabinoid formulations designed to meet consumer and market needs.

Through a combination of technology and human capital, we develop innovative and proven products to support our customers in the advancement of the hemp-cannabis industry.

In all facets of our business, we are conscious of our environmental implications and strive to adopt practices that support a healthier planet for generations to come.