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Allsup at a Glance

Originally founded in 1972, Allsup Corporation has been designing and building CNG and other alternate fuel refueling facilities in California since 1996.

Our Customers

Allsup has designed and/or built over 100 CNG facilities for cities, school districts, transit authorities, waste disposal companies and public access facilities for conventional gasoline/diesel service station operators. We have also designed/built three hydrogen facilities.


We currently maintain over 30 CNG facilities and continue to be one of the leading CNG design/build companies in California. We have also assisted in writing and obtaining grants for multiple CNG facilities in addition to hydrogen and E.V. facilities.