1. Why Lighting Matters Win with LED Technology TODAY! John Dombrowski The information in this document is confidential and proprietary, and may not be used, reproduced or distributed without the express written permission of Acuity Brands Lighting, Inc.

2. 1890s Today New Technology Light Sources Throughout Acuity Brands’ History

3. 1962 First visible LED (Holonyak@GE) 0.001 lumens 1960’s Red LEDs (H.P. and Monsanto) 0.01 lumens 1970’s–1980’s Green LEDs, Watches, Calculators 0.1 lumens 1990’s Blue LEDs (Nakamura@Nichia) 1 lumen 2000+ 10-100 lumens 2005 1000 lumens (multichip packages) A Brief LED History

4. Technological Evolution 1960s Initial Development of LED Light Source 1980s Sign and Signals 1990s Decorative and Accent 2000s White Light LEDs 2000s LED Lamps and Fixtures 2010s Optimized LED Luminaires 2010s Digital Lighting Systems 2010s Smart Grid Solutions We’re Here Now We’re Moving to Here

5. LED Efficiency

6. 150+ 120 75 Cost per Lumen (cents/lm) Light Engine System Efficacy (Lm/Watt) Luminaire Efficiency & Costs Early LED AdoptersLED Market ExpansionMarket Conversion

7. An Industry in Transition… LED 3% 2008 LED 11% 2012 est. Source: Strategies in Light $10 B Lighting Market, by Source

8. LED Market Trend ($ Billions) Source: Company Estimates NORTH AMERICAN LUMINAIRES Forecast

9. Light Sources Change … Applications Stay the Same We are driving how lighting and controls change the environment and the experience of every space we illuminate. We work to improve every customer experience with the best lighting solutions.

10. Before – T8 After – Aisle Optimized LED

11. Tuning Layers of Light for Optimum Performance and Visual Impact Star Market-ALL LED Chestnut Hill, MA Completed 2009

12. LED lighting is currently in an accelerating phase of transformation. Expectations are high as the industry explores the many ways to apply these exciting new lighting technologies, while responsibly supporting existing technologies. We are presented with an opportunity to redefine the purpose of lighting. Landscape Forms LED Transformation

13. The Application is What’s Important Don’t retrofit with an inferior solution Lm/W is important but it isn’t everything Remember first impressions last Good Implementation Poor Implementation HID produces light clouds LED is Dark Skies compliant with zero light pollution

14. Going Green

15. ENERGY SAVINGS Low watt solutions + controllability of systems lowers energy consumption MAINTENANCE SAVINGS Expected service life of 20+ years IMPROVED SAFETY Decreased Crime, Injury VERSATILITY Custom product configuration capabilities to meet specific requirements TOTAL COST OF OWNERSHIP Complete solutions allow maximum savings IMPROVED PRODUCTIVITY Improved light quality can lead to improved employee morale & productivity UTILITY INCENTIVES Rebates are available for upgrades to newer technologies Key Benefits for Facilities DEDICATED PROJECT MGMT Direct factory support to develop best solution & support through project completion

16. LED Technology Innovative Design Conventional & Digital Outdoor Conventional & Digital Indoor Sustainable Daylighting Intelligent ControlsLighting Software Intelligent Lighting Solutions Customer Tailored Lighting Solutions Our Strategy

17. Complete Solutions Integrating lighting, daylighting & controls to create the best possible lighting for every environment.

18. Maximizing Your Investment in Lighting LED DaylightingControls

19. What’s Next? OLED Solar New Sustainability Goals 100% renewable energy | Zero waste | Products that sustain people and the environment

20. lightingcontrolsdaylighting We are leading the charge and creating the change; innovating and harnessing lighting technologies to create some of the most desired products in the world.