Come join us for our Annual Convention & Trade Show in Las Vegas, Nevada on February 11-13, 2025!
There’s a lot in store for attendees! Join us for our education sessions, trade show, charity window cleaning event, window cleaning competitions, silent auction, and banquet!
REGISTRATION IS CLOSED!
Sign up today for PWNA (Power Washers of North America) Certification Classes that include:
• House Washing Certification
• Flat Work Certification
Join us for a comprehensive in-person Solar Panel Certification course given by ISCA (International Solar Cleaning Academy) at our upcoming 2025 IWCA Convention & Trade Show!
REGISTRATION IS CLOSED
Onsite will still be welcome at $399 Member and $499 Non-Member. Come to the registration desk to fill out an onsite registration form.
*Registration pricing will be increased when registering the week of the convention.
Held at the Golden Nugget Hotel & Casino, Las Vegas.
Book your rooms at a discounted rate.
Call 800.331.5731 for reservations. Mention GSIWC25 when registering to receive the room rate for our convention group.
| Window Cleaning Competition Rules for 2025. Click here to view. |
| View the Convention & Trade Show Schedule Click here to view. |
| View the Trade Show Floor. ALL BOOTHS SOLD OUT!! |
| ISCA Certification sign-ups Click here to register. |
| PWNA Certification sign-ups Click here to register. |
Gold Associate Members
Silver Associate Members
Bronze Associate Members
Associate Members
