Hayzen Engineering Co. is the sister company of GCI and is devoted to the cutting-edge R&D works and engineering services. Hayzen Engineering Co. has been conducted innovative projects mainly in the fields of carbon nanomaterials, advanced polymers, plasma technologies,waste disposal and recycling.

Recently, Hayzen Engineering Co. was funded by Ministry of Industry and Trade, Turkey owing to its a new invention on a process aiming to production of graphene nanoplatelets.