1. Ken Wilson FAIA, FIIDA, LEED Fellow Design Principal, Perkins+Will ken.wilson@perkinswill.com Perkins+Will is a 1,500 person architecture and design firm with 22 offices across North American and abroad. Perkins+Will has been ranked the #1 firm and the #1 green firm in the country by Architect Magazine Earlier this year, Fast Company rated Perkins+Will as one of the 10 most innovative architecture firms in the world. Perkins+Will was chosen to design green headquarters offices for the USGBC, the IIDA, ASID, and NCIDQ. Perkins+Will has also designed offices in the Washington area for the World Wildlife Fund, Greenpeace, Conservation International, Environmental Defense Fund, World Resources Institute, Friends of the Earth, the U.N. Environment Programme, and the Audubon Society.

2. A Brief Overview

3. New Construction Commercial Interiors Core & Shell Existing Buildings Neighborhood Development Homes Retail Healthcare LEED Rating Systems

4. In use in 120 countries 1.6 million SF of building space is LEED certified every day LEED is the Preeminent Green Building Program

5. Beta testing Nov 2012 – Nov 2013 (nearly 100 projects involved) Public Comment March 1 – 31 Ballot June 2013 LEED V3 may be used until June 2015 LEED V4 Schedule

6. What is Different?

7. Holistic performance instead of single attributes Whole building metering of water and energy Actual emissions vs VOC content Focus on Performance

8. Data Centers Warehouse & Distribution Centers Hospitality EB Schools EB Retail Address New Market Sectors

9. 40% of LEED projects are International Considered that ability to apply credits internationally LEED V4 will be a basis for various regional applications International Application

10. EBOM credits now in 2 sections: -Establishment (one time events of building) -Performance (recurring events) Focus on Ongoing Certification

11. Addressed in all categories Integrative Design Process

12. Top 5 Changes for Commercial Construction

13. Restructured for more lifecycle thinking Addresses performance more holistically Addresses LCA for human and ecological health Materials & Resources Changes

14. Site credits split in two: Location & Transportation pulled away from other site characteristics. Location & Transportation Category

15. Addresses early analysis of energy and water on the project to inform design. Integrative Process Credit

16. Updated reference standard from ASHRAE 90.1-2007 to ASHRAE 90.1-2010. Since 2010 is 19% more stringent, thresholds adjusted from 10% better to 5% better. Energy

17. Two new prerequisites for energy & water metering. Two new credits for advanced energy & water metering. Metering

19. A full summary of changes for each LEED rating system is available on the USGBC website: www.usgbc.org/leed/v4 Thank You