PowerPoint Presentation

Dont Scrub When You Can Be CleanCompressed Natural Gas Beyond the Pipeline

Confidential1A Mobile CNG PipelineOperational in 6-12 monthsLow capital expenseRelatively short contract durationPhased-in approach to expand with your needs

NG Advantages trailers delivering CNG7/30/20152What are the Expected Benefits?Fast compliance with EPA boiler regulations, including cost savings on air emissions feesSavings of many millions over building a pipeline extensionROI in one year (depending on what fuel is being replaced) - rather than 20+ yearsDecreased maintenance costsFuture growth without added capitalSavings annually by replacing fuel oil with CNGMarketing as environmentally friendlier

7/30/20153Confidential323 customers46 round trips per dayCustomers receiving between 1-18 loads a day53 trailers in operationSubsidiary of Clean Energy Fuels (NASDAQ: CLNE)NG Advantage Current Operations7/30/201541. Compressor site on pipeline2. Full trailer of carbon fiber containers3. Customer offload facility4. Empty trailer returns for refillingHow it works

7/30/20155 View of Compressor Equipment

7/30/20156

View Of Filling Bays at Compressor Station7/30/20157DISPENSERS, LOADING & TRANSPORTATION

CNG transported in Titan trailers made by Hexagon Lincoln Four carbon fiber cylinders inside 40 foot trailerTotal volume = 355,000 scf , equal to 2,650 gal. of #2 fuel oil7/30/201587/30/2015

9Loaded Trailer On The RoadCustomer Offloading Station

7/30/201510Customer Portal

11Customer DashboardPotential Customers for a Virtual Pipeline 7/30/2015

12 Responsibilities on the Mobile PipelineCustomer ResponsibilitiesObtain permittingConvert burner and boiler system to dual-fuel Provide space in yard for Offloading StationProvide turning and parking space for 40 ft. trailersBring electricity, Internet & gas piping to Offloading StationNG Advantage ResponsibilitiesAssist with engineering and permittingProvide Compressor Station, Offloading Station, trailers & hauling from Compressor Station to customer siteTrain staff and 1st responders on properties of CNG and equipmentDeliver 24/7 in a timely and safe manner6/24/201513Questions?

Dave LavoieVP of Business Development 802-760-1167 x 5197/30/2015148542.061