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.

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

1962 First visible LED 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 1 lumen lumens lumens (multichip packages) A Brief LED History

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

LED Efficiency

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

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

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

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.

Before – T8 After – Aisle Optimized LED

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

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

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

Going Green

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

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

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

Maximizing Your Investment in Lighting LED DaylightingControls

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

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.