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.
Looking for a particular QuEST employee's phone or email?
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].