# Quantum Fuel Systems > Quantum delivers clean energy storage solutions for CNG, RNG, and hydrogen—powering sustainable, low-emission transportation for fleets and industries. Location: Lake Forest, CA, United States, United States ## Categories - Energy storage - Energy & Utilities ## Documents - [Business profile](https://directory.websdocs.com/business/quantum-fuel-systems) - [Directory JSON](https://directory.websdocs.com/business/quantum-fuel-systems.json) - [Schema.org JSON-LD](https://directory.websdocs.com/business/quantum-fuel-systems/schema.jsonld) - [Directory sitemap](https://directory.websdocs.com/sitemap.xml) - [Directory discovery manifest](https://directory.websdocs.com/.well-known/asg-directory.json) - [Directory OpenAPI](https://directory.websdocs.com/api/openapi.json) - [Official website](http://www.qtww.com/)