“Clean Water, Clean Air, Clean Energy” TransTech Energy Conference

E3 Clean Technologies (GreenBox™ Electrolyzers) 2 Builds products using a proprietary electrochemical technology platform enabling cost effective removal of air and water pollutants: $6.0 million grants $1.5 million angel funding 9 patents /25 pending

Key Environmental Problems 3 NOx emissions from diesel & power plant exhaust SMOG Ammonia contamination from sewage and farm runoff ALGAE BLOOMS Urea Electrolysis Ammonia Electrolysis Hydrogen & Nitrogen Ammonia

SCR GreenBox™ for NOx Emissions 4 SCR – Auto (annual) $5.5 billion By 2016 SCR – Ind’l (annual) $0.6 billion Today #1 Market

Urea & water EU2A V Hydrogen 1.3 V Ammonia gas 1.0 V 1.2 V 1.4 V 1.1 V SCR GreenBox™ in Operation 5 1.G. G. Botte, Electrolytic Cell and Methods for the Production of Ammonia and Hydrogen, US 8,303,781 2.G.G. Botte, Selective Catalytic Reduction via Electrolysis of Urea, PCTS 1 and 2

Industrial: Up to 50% lower capital cost Up to 60% lower operating cost Up to 60% lower energy 6 SCR GreenBox™ Advantage* * Compared to urea hydrolysis

SCR GreenBox Advantage *DEF: Diesel exhaust fluid DEF* DEF* tank DEF* pump Catalytic converter Decouples ammonia production from exhaust ! 7

Ammonia GreenBox™ for Waste Water 8 Ammonia Removal (annual) $5.0 billion Today

Confidential9 Urea/Ammonia Electrolyzers Ammonia GreenBox™ in Operation

Ammonia GreenBox™ Advantage 10

Up to 50% lower capital cost Up to 70% lower operating cost Up to 70% lower energy 11 Ammonia GreenBox™ Advantage* * Compared to Nitrification/De-nitrification process

Ammonia GreenBox™ Market Validation 12

E3 Clean Technologies Financials 13 5-Year Financial Forecast: FINANCING SOUGHT: $10 million Series A Participating Preferred Liquidation preference USE OF PROCEEDS: Applications development: $6.0 M Field testing: $1.4 M Sales partner support: $1.0 M Tooling (outsourced mfg): $1.0 M Patents: $0.6 M Total Sales $ 380 $ 2,140 $ 11,350 $ 47,990 $ 63,600 COGS $ 232 $ 1,338 $ 6,969 $ 30,625 $ 40,710 Gross Margin $ 149 $ 802 $ 4,381 $ 17,365 $ 22,890 39% 37% 39%36% Total Expenses $ 1,225 $ 4,888 $ 7,508 $ 12,185 $ 12,795 Operating Profit $ (1,076) $ (4,086) $ (3,127) $ 5,179 $ 10,095

Current Status 14 AreaStatus Team Experienced team on board to take initial products to market Technology Technology platform substantially complete Future investment to build out market applications Platform Validation SCR GreenBox demos to auto and industrial customers Small (30 watt) ammonia electrolyzer (GreenBox™) introduced $650,000 of revenue to-date (including repeat orders) Investment Sought $10 million Series A Participating Preferred Strategic Sales Partners License negotiations with Fortune 350 Tier 1 vehicle SCR supplier Non-exclusive license signed with top US industrial SCR integrator

Exit Strategy 15 License SCR for Diesel and Industrial Markets Focus on Ammonia GreenBox for the Water Market *** Acquisition by strategic investors in the automotive and/or clean water markets.

16 THANK YOU