1. © Ameresco, Inc. 2012, All Rights Reserved Oconto Falls School District November 2012 Update Energy Performance Progress Report

2. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 2 Introduction This presentation is designed to provide the Oconto Falls School District with a brief update of the project status and the improvements being implemented. Ameresco will be providing these monthly updates until the project is completed.

3. © Ameresco, Inc. 2012, All Rights Reserved 3 Timeline Projected ActivityEstimated Date Contract SignatureComplete - FIM Abrams Bell/PA System UpgradeComplete - High School (Old Gym) Roofing ReplacementNovember 12 th Start date Project FinancingDecember 2012 Subcontractor Award/ContractDecember 2012 General Construction StartDecember 2013 Project/Construction ManagementDecember 2012- July 2013 Project CompletionJuly 2013 District Project Completion AcceptanceJuly/August 2013 Utility Rebate ApplicationsAugust 2013 Post Construction Savings Measurement and Verification August – September 2013

4. © Ameresco, Inc. 2012, All Rights Reserved 4 Project Summary and Status LOCATIONSIMPROVEMENT DISCRIPTION PRE- CONSTRUCTION UNDER CONSTRUCTIONCOMPLETED District-wideLighting retrofits & controlsX District-wideWater retrofitsX District-wideBuilding EnvelopeX HS & District OfficeWindow Film (exterior low-e)X District-wide Building Automation & Digital ControlX District-wideIT Solutions and Printing SavingsX OFHSDomestic Water Heater ReplacementX OFHSElectrical Transformer UpgradeX OFES Partial Boiler Plant Upgrade & Domestic Water ReplacementX HS & WMSKitchen ModificationsX HS Roofing – Old Gym Area CXX WMSDomestic Water Replacement / ExpansionX OFES & AbramsBell / PA System Replacement X (Abrams Complete) OFESWindow Replacement (Phase I)X AbramsBoiler Plant UpgradeX District-wide Exterior Wall Restoration (Does not Include the HS)X

5. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 5 Recent Activities District Notice to Proceed – Received in October Final subcontractor qualification sent and received Subcontractor bid review, selection, and agreement IT Solutions: working with District IT Manager for hardware selection

6. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 6 When Does Energy Savings Benefit Begin? Energy Savings Benefit: Immediate - Partial savings begins as retrofit work progresses At Completion – Savings generated when system is installed and fully integrated Estimated Start/Finish IMPROVEMENT DISCRIPTION LOCATIONS Energy Savings Benefit January - MarchLighting retrofits & controlsDistrict-wideImmediate January - FebruaryWater retrofitsDistrict-wideImmediate December - JanuaryBuilding EnvelopeDistrict-wideImmediate April - MayWindow Film (exterior low-e) HS & District OfficeImmediate February - June Building Automation & Digital ControlDistrict-wideAt Completion

7. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 7 - Continued Estimated Start/Finish IMPROVEMENT DISCRIPTION LOCATIONS Energy Savings Benefit December - FebruaryIT Solutions and Printing SavingsDistrict-wideImmediate February - March Domestic Water Heater ReplacementOFHSAt Completion February - MarchElectrical Transformer UpgradeOFHSAt Completion April - June Partial Boiler Plant Upgrade & Domestic Water ReplacementOFESAt Completion February - MarchKitchen ModificationsHS & WMSImmediate November - DecemberRoofing – Old Gym Area CHSAt Completion

8. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 8 Estimated Start/Finish IMPROVEMENT DISCRIPTION LOCATIONS Energy Savings Benefit February - March Domestic Water Replacement / ExpansionWMSAt Completion JanuaryBell / PA System Replacement OFES & AbramsAt Completion June - JulyWindow Replacement (Phase I)OFESImmediate April - JuneBoiler Plant UpgradeAbramsAt Completion April - June Exterior Wall Restoration (Does not Include the HS)District-wideAt Completion - Continued

9. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 9 Bell / PA System Replacement STATUS: Abrams Elementary - Complete Oconto Falls Emanatory School - Not Yet Started Both Schools were in need of a new Public Address/Bell Notification System upgrade. The Abrams system completely failed as a result of a lighting strike this summer. The Abrams installed system head end(hardware and software) was completed and operational on September 11th. Benefits/Results School wide notification of activities and events Capital Budget Savings Photo taken during installation

10. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 10 Roof Replacement – HS Old Gym STATUS: Pre-Bid Walk through Complete Roofing section is leaking and in need of a complete replacement. A new 30 year Roof has been designed with construction anticipated for Nov 12 th. Benefits/Results Elimination of the potential for roof leakage causing interior water damage Capital Budget Savings Operational and Maintenance Savings

11. © Ameresco, Inc. 2012, All Rights Reserved Ameresco Update 11 Lighting Retrofits and Controls STATUS: LED Pilot Light Study In Progress Ameresco installed two different manufacturers LED lighting systems in August down two separate halls at OFES. Each hall has three fixtures (same type) installed for testing purposes. The information and analysis from this pilot program will be the basis for interior LED lighting upgrades. Benefits/Results Energy Savings Operational and Maintenance Savings

12. © Ameresco, Inc. 2012, All Rights Reserved Next Steps 12 Roofing work to commence Construction Kickoff meeting(December) – Key staff members Material selection and procurement Review de-scoping changes Technical

13. © Ameresco, Inc. 2012, All Rights Reserved AMERESCO Information and Resources 13 Kent Wolf Business Development Manager 952.942.5142 ext. 4690 Cell: 612.804.6274 Ameresco-Midwest Region 9855 West 78 th Street, Suite 310 Eden Prairie, MN 55344 kwolf@ameresco.com Thank You Please visit our website: www.ameresco.com Services Press Releases Case Studies