First Source Electrical

In observance of Memorial Day, we will be closed on Monday, May 25, 2026. We will resume normal business hours and delivery services on Tuesday, May 26, 2026. Please plan your orders and will call pickups accordingly so your jobsites stay running smoothly through the holiday weekend.

We thank you for your continued business and wish you, your crew, and your family a fun and safe holiday weekend!

Big projects need a big partner. As your First Source supplier, we maintain a massive local inventory to ensure you never have to put a project on pause. Whether you're wiring a single-family home or a major commercial complex, our Houston warehouse is stocked and ready to serve you.

We are experts in material management whether it is for an OEM Requirement or a major construction project.

We will stock and deliver the electrical material critical to your business or project. We even have a specialized Projects Material department in our warehouse that handles all Residential, Commercial, & Industrial projects.

Let First SOURCE work with you to reduce your inventory investment, improve your productivity, and contribute to your success!

First Source First Source Electrical - Material Handling

Our Dueling Blackstones Cook Off is a wrap and would like to congratulate our bracket winners, Team Short Stack - Jesse and Jennie!

We also want to send a massive THANK YOU to:
- Our Amazing Team: This event wouldn't have been possible without the hard-working crew at First Source Electrical / Winsupply who managed the grill, organized the brackets, and kept everything running smoothly behind the scenes.
- Our Loyal Customers: Thank you to everyone who joined us to grab some breakfast, cast your votes, and talk shop.

Stay tuned for upcoming events!