NOT FINDING WHAT YOU NEED? Please email us at sc@heiexpo.com and let us know if you have a question, comment, etc. We will then contact you with the information you need. Electrical Trade Show Electrical 7050 Lindell Road Las Vegas, NV 89118-4702 800/842-2517 Fax: 866/329-1437 Click here to download an order form (PDF).