The H. E. Williams, Inc. 2010 Showcoach Schedule:
- July
- June 21—2 | Edmonton, AB | Hosted by Creative Lighting Solutions
- July 5—9 | Eastern IA | Hosted by JTH Lighting Alliance
- July 12—16 | Des Moines, IA | Hosted by JTH Lighting Alliance
- July 19—23 | Apple Valley, MN | Hosted by JTH Lighting Alliance
- July 26—30 | Dakotas | Hosted by JTH Lighting Alliance
- August
- 2—6 | Elmhurst, IL | Hosted by Archibald & Meek
- 9—13 | Cincinnati / Datton, OH | Hosted by Lighting Concepts & Controls
- 16—20 | Boston, MA | Hosted by S K & Associates, Inc.
- 23—27 | Rhode Island / Western Massachusetts | Hosted by S K & Associates, Inc.
- September
- 13—17 | Pittsburgh, PA | Hosted by Repco II, Inc.
- 20—24 | Warminster, PA | Hosted by Diversified Lighting Associates
- October
- 4—8 | Toronto, ON | Hosted by D2S, Inc.
- 11—15 | Ottawa, ON | Hosted by Eclairage Hi-Tech
- 18—22 | Albany / Syracuse / Rochester / Buffalo | Hosted by VBC Lighting
- 25—29 | Northern New Jersey | Hosted by Spectro Lume, LLC
- November
- 8—12 | Baltimore, MD / Washington, DC / Northern Virginia | Hosted by Commercial Lighting Sales