The document discusses the benefits of energy efficiency, including cost savings, improved infrastructure, reduced emissions, and job creation. It argues that energy efficiency is the quickest and most cost-effective way for organizations to reduce energy costs while boosting sustainability. The document also provides examples of Lime Energy's services and energy efficiency projects they have completed for clients in various sectors.

1. ENERGY EFFICIENCY FOR LinkedIn 2010

2. ENERGY EFFICIENCY AS “FIRST FUEL” Quickest, safest, most cost-effective way to: Deliver immediate permanent energy cost savings Improve facilities’ infrastructure, environs, and value Reduce greenhouse gas emissions and improve sustainability Create “green” jobs Bolster national security by reducing dependence on foreign oil The Cleanest and Greenest Energy Is Energy Not Used

3. CRISIS, WHAT CRISIS? Last year it was rising ingredient costs and limited raw material supply. This year it is healthcare and global warming. Here is what people are doing about it: Cost management Lean manufacturing Production efficiency Energy efficiency We call this ENERGY PRODUCTIVITY and we all should live it every day

4. THE FUTURE Lake Mead is Falling The World’s Glaciers are Melting

5. AIR POLLUTION “ Years from now, when my grandchildren look back at what I did today, will they know I did the right thing?” The Grandchildren’s Test – Jim Rogers, Chairman of Duke Energy

6. EFFICIENCY CAN IMPROVE YOUR BOTTOM LINE Efficiency: According to Webster’s dictionary, the word efficiency in a business context means the use of resources in such a way to maximize production of goods and services Energy is being wasted In our world today, we have a business problem and at the same time, an environmental problem WHY NOT WORK TOGETHER TO SOLVE BOTH?

7. OUR DNA Lime Energy was established in 2006, bringing together Energy engineering Energy project construction and implementation Sales and marketing Today we have over 400 employees in 23 offices We do work for private business, the federal government, military bases, schools, hospitals, offices and factories We have collectively completed energy upgrades for over 2 billion square feet

8. DRIVERS for SUSTAINABILITY AND ENERGY EFFICIENCY Low Cost Financing Need for strong ROI and long-term cost savings Increasing pressure on corporations for sustainability and corporate social responsibility Existing and prospective regulatory mandates including energy efficiency resource standards Migration towards low carbon economy, with expected carbon emissions cap

9. DELIVERY PROCESS PERFORMANCE PERIOD Opportunity Assessment IMPLEMENTATION DEVELOPMENT ORIGINATION Site Survey Conceptual Design Final Cost & Scope Execute scope of work Demonstrate ROI Handle documentation for rebates and incentives Provide ongoing energy use monitoring

10. WHO DO WE DO IT FOR? Commercial and Industrial Businesses Corporations, Manufacturers, Property Owners, Property Managers, Utilities Energy Service Companies (“ESCOs") Federal, State and Municipal Government Agencies US Post Office, Schools K-12, Private and Public Universities, Public Housing, Correction Facilities, Military Facilities

11. NATIONAL PRESENCE IN KEY METROPOLITAN/ GOVERNMENT TARGET MARKETS Allentown, PA San Jose, CA Lee, MA Greensboro, NC Charlotte, NC Locust, NC Saddle Brook, NJ Redmond, WA Salt Lake City, UT Elk Grove Village, IL Ventura, CA San Diego, CA Glendora, CA New York, NY Austin, TX 400+ employees in 23 offices By Function Denver, CO Phoenix, AZ Dallas, TX South Plainfield, NJ Bronx, NY Buffalo, NY Emeryville, CA Hilo, HI

12. CHALLENGES FOR ORGANIZATIONS IN EXECUTING FACILITY ENERGY EFFICIENCY PROJECTS Lack of understanding of opportunities to reduce operating costs/ carbon emissions Lack of in-house expertise/ independent analysis Concern about cost of up-front capital expenditure requirements Lack of understanding about tax incentives and rebate programs available Lack of understanding about financing opportunities Limited number of energy efficiency services solution providers Lime Energy addresses all of the challenges in executing energy efficiency projects

13. ENERGY EFFICIENCY TODAY Start with your bill – what is your energy cost at each plant? Audit your buildings, what are the biggest categories of energy use? Indoor lighting Outdoor lighting Process motors Air conditioning / refrigeration Heating Other electrical Decide what you want your bill to be next year Take the steps to get there Track your progress

14. ENERGY COSTS TOMORROW Commodity 2009 2010 2011 % Chg. Electricity 11.6 11.5 11.7 < 1% Natural Gas $4.06 $5.36 $6.12 34% Gasoline $2.35 $2.84 $2.96 21% Natural gas prices are sure to go us as electricity generation switches from coal to natural gas in response to pressure about global warming.

15. CASE STUDIES National Bakery Entenmann’s – Orowheat South San Francisco Completed Summer 2007 PROJECT Facility audits, rebate procurement and lighting upgrades completed in 17 large facilities $660,000 annual savings Overall payback in 2.7 years (range: 1.3 to 7.1 yr) Lighting audits, rebate procurement, lighting redesign and installation in South San Francisco $140,000 project, payback in one year LIME ENERGY SCOPE Comprehensive lighting audits Identified energy-efficient replacement opportunities Outlined energy and dollar savings Secured $132,500 in utility incentives across the country Implemented projects Replaced/retrofit 790 fixtures Ensured that new lighting was compatible with the food industry Installed sensors where appropriate to turn off lights when not needed REPEAT/ FOLLOW-UP BUSINESS WITH SAME CLIENT Similar work planned for other large facilities and smaller distribution buildings

16. CASE STUDIES Regional Grocery Associated Foods Regional Bakery (Franz – Seattle area) PROJECT Energy efficiency in a dry warehouse and 165,000 square foot freezer Design, engineering, implementation LIME ENERGY SCOPE Energy efficient lighting, lighting controls in a large warehouse Annual savings $310,000 per year Energy efficient lighting and controls that are compatible with a food production facility Seven sites total, annual savings $85,000 per year REPEAT/ FOLLOW-UP BUSINESS WITH SAME CLIENT Energy efficiency design and installation at several Associated Foods grocery stores Started with a bakery in 2007 under Lime Energy Installment Payments, then corporate goals for sustainability together with new budget created six other opportunities in depots

17. SIMPLE LAMP AND BALLAST CHANGE No change in light levels Mainly three-lamp fixtures No new controls Example Result after Upgrade 80 watts per fixture 4,000 or more hours/year 320 kWh per fixture 4 to 5 kWh per square foot Annual cost 50 to 60 cents per SF ENGINEERED UPGRADE Correct light levels for the task Mainly two-lamp fixtures where appropriate Occupancy/daylight/total building controls Example Result after Upgrade 50 watts per fixture 3,000 hours per year 150 kWh per fixture 2 kWh per square foot Annual cost 25 cents per square foot EXAMPLE ENERGY EFFICIENCY PROJECT FACILITY LIGHTING TWO PATHS TO FOLLOW

18. EXAMPLE ENERGY EFFICIENCY PROJECT FACILITY LIGHTING SIMPLE ONE FOR ONE REPLACEMENT No change in light levels No repositioning No interaction with other controls Often a single fixture type Example Result Spend $200,000 Save $80,000 per year 2 ½ year payback ENGINEERED UPGRADE Correct light levels for the task New fixture locations where appropriate Occupancy/daylight/total building controls New fixtures to meet new needs Lighting simulation study Example Result Spend $350,000 Save $180,000 per year 1.9 year payback The Engineered Upgrade saves $100,000 more per year (Equals additional profits from $3 million in new sales) TWO PATHS TO FOLLOW

19. EXAMPLE ENERGY EFFICIENCY PROJECT FACILITY LIGHTING SIMPLE LIGHTING CHANGE OUT May overlook the best utility rebates May overlook the latest tax treatment May overlook the opportunity to redesign May overlook the latest technology, or spend too long researching ENGINEERED SOLUTION Up on the latest technology, tried and proven Maximize utility rebates Maximize tax benefits May offer several options for redesign, each with superior financials Be sure to choose a qualified resource TWO PATHS TO FOLLOW THIS GETS EVEN MORE COMPLICATED WHEN YOU GO BEYOND LIGHTING.

20. OVERVIEW OF LIME’S SERVICES Execute scope of work Facility construction services Project management Consulting Energy Engineering Implementation Opportunity assessment Review of sites Site survey (energy master planning) Conceptual design Final cost & scope

21. LED lighting Fluorescent office lights Warehouse high-bay Exterior decorative and parking lot lighting Water saving fixtures Insulation / Weatherization Window Film Building Envelope Mechanical & Electrical Efficiency Photovoltaic Solar thermal Wind LIME ENERGY NATIONWIDE SERVICES Investment-grade audits and engineering Regional Construction & Installation Services Lime Energy implements Renewable Energy Solutions when appropriate for our customers. Water Efficiency & Weatherization Energy Efficient Lighting Central plant boilers and chillers Controls and Monitoring Energy Productivity Fire safety Security Energy Engineering Solar Scoping studies

22. BENCHMARKING UTILITY USAGE AND COSTS Quickly identify buildings that need immediate attention Know where to spend time and effort ….and as important, where not to! Low-hanging fruit Utility Trac from Lime Energy is a complete reporting and analysis tool for tracking, identifying trends, benchmarking, and spotting opportunities from your utility consumption patterns.

23. UTILITYTRAC SEQUENCE OF EVENTS You provide us with 2 years of historical bills. We enter historical data into our analysis program. (a low data entry fee may be required if data is not in electronic format) Our energy experts analyze the data and develop suggestions for energy efficiency opportunities. We meet with you to discuss analysis results and suggested actions. We continue to monitor your bills for ongoing integrity.

24. Energy Efficiency \ e -nər-jē\ \i- fi -shən-sē\ “ The cost-effective investment in the energy we don’t use to produce our nation’s goods and services.”

25. Global Sustainability 50 Index (GSI)

26. Global Sustainability 50 Index (GSI)

27. Benefits of Energy Efficiency Reduce operating costs Increased profitability Increased competitiveness Corporate public image Attracting future workforce “ The future belongs to those who understand that doing more with less is compassionate, prosperous and enduring, and thus more intelligent, even competitive.” - Paul Hawken , entrepreneur and environmental author

28. Consumer Demand Your customers are increasingly Gen X and Gen Y 60% of American consumers say they're seeking out green products, and 66% say they haven't curtailed their green spending in this economy

29. Consumer Demand Traditionalist Boomer Generation X Generation Y Born 1928-1945 Born 1946-1965 Born 1965-1980 Born 1980-2000 Today 65 plus Conformity Stability Upward mobility Security Respects Authority Today 45-64 Personal and social expression Idealistic Questions Authority Materialistic Workaholic Today 30-45 Free agency and independence Street-smarts E-Mail Cynicism Work Life Balance 11-30 years old Hope about future Instant “e verything” Social activism Demand for diversity Family centricity

30. WHAT SHOULD YOU BE DOING? GET ON THE RIGHT SIDE OF THE GREEN ISSUE Set up a “green team” and put senior executives on it Make some quick “wins” that save meaningful operating costs Publicize your “green” efforts externally Encourage more savings projects internally

31. WHY LIME ENERGY WINS Extensive Intellectual Capital & Technical Expertise Independent Service Provider Using Best-of-Breed Technologies Financing and Rebate Procurement Capabilities National Service Capabilities Diversified Across Service Lines and End Markets