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QuEST provides cost effective energy efficiency services to utility and non-utility clients with a focus on the commercial and industrial sectors. QuEST specializes in solutions for hard-to-reach sectors such as hospitals, data centers, and wastewater treatment plants. Many of our solutions integrate ongoing monitoring to ensure the persistence of energy saving investments.

QuEST Questions

The QuEST annual revenue was $5.4 million in 2026.

Derrick Rebello is the President and CEO of QuEST.

28 people are employed at QuEST.

QuEST is based in Oakland, California.

The NAICS codes for QuEST are [22, 221].

The SIC codes for QuEST are [49, 87].

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