Where Tradition & Innovation Converge

Today, GZ Energy is an industry-leading entity, implicitly trusted by countless clients for its physical bioenergy brokerage and consulting services. The company provides traditional brokerage services for physical biodiesel, renewable diesel, renewable natural gas (RNG), compliance credits, and environmental attributes.

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Industry Leading

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Future Focused

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Enormous Benefits

Meet Garret Zarembo

Garret Zarembo’s varied career in the renewable fuel industry – both as a trader and broker – has granted him a unique perspective on the nuances of the market. His familiarity with the trading, compliance, logistics, operations, and brokerage aspects of the industry compelled him to found GZ Energy, a physical commodities brokerage and consultancy within the bioenergy space.


Garret Zarembo headshot