1. © 2010 The Williams Companies, Inc. All rights reserved. Safe and Reliable

2. © 2010 The Williams Companies, Inc. All rights reserved. Marcellus Shale – Transco & Keystone Connector

3. © 2010 The Williams Companies, Inc. All rights reserved. The Natural Gas Cycle – Wellhead to Market Step 1 – Exploration & Production (E&P) Wellhead 3 Offshore Onshore

4. © 2010 The Williams Companies, Inc. All rights reserved. The Natural Gas Cycle – Wellhead to Market Step 2 – Gathering & Compression (Midstream) 4 During Construction After Revegetation Compressor Station Dehydration

5. © 2010 The Williams Companies, Inc. All rights reserved. The Natural Gas Cycle – Wellhead to Market Step 3 – Gas Pipeline to End User 5 During Construction After Revegetation End User

6. © 2010 The Williams Companies, Inc. All rights reserved. 6 Natural Gas in Every Day Life

7. © 2010 The Williams Companies, Inc. All rights reserved. 7  Human Resources  Educating the Public  Stable Regulatory Climate  Agencies  Townships Building Midstream Infrastructure Challenges

8. © 2010 The Williams Companies, Inc. All rights reserved. 8 Developing Distressed Properties  Shamrock compressor station was sited over an abandoned coal mine  Filled the shafts with 6,062 cubic yards of grout  Evaluating an abandoned rock quarry for the site of a compressor station.

9. © 2010 The Williams Companies, Inc. All rights reserved. Industry & the Environment A Partnership That Works 9