Costello provides engineering design and construction supervision to the chemical and biofuels industries. Our second-generation biodiesel plant known as BioflexplantSM handles free fatty acids with a solid catalyzed esterification pretreatment unit. We also provide front-end engineering design packages for our proprietary biosyngas and syngas purification technology known as COPureSM. Current projects also include biomass gasification and conversion to Fischer-Tropsch synthetic diesel.

1611 South Pacific Coast Hwy, Suite 302

Redondo Beach, CA 90277