Transmission

Any configuration. Any voltage. Any terrain.

Irby is Looking for A Few Good (Line)Men

We’re hiring! Take a look at our careers page for more information.

Emergency Restoration

Hurricane season is here and we are ready!

Bozeman Road Distribution Work

Featured Distribution Project

Irby Construction was awarded the Bozeman Road Project in May of 2017 by Entergy Mississippi. The project scope consisted of adding three new circuits out of the existing Bozeman Rd Substation in Madison, MS due to a new transformer addition.

Port St. Joe to Callaway 230kV Rebuild

Emergency Storm Restoration

Hurricane Michael made landfall on October 10th, 2018 near Mexico Beach, Florida. Duke Energy’s 230kV 34-mile PX line from Port St. Joe to Callaway was damaged beyond repair.

IRBY CONSTRUCTION COMPANY builds power infrastructure on a turnkey basis. As a premier transmission construction company, we have built high-voltage power line projects that span the entire United States— from the pacific coast to the eastern seaboard. Our work has even taken us to other countries across the globe. Irby also constructs and connects substations and distribution systems. So, our scope of services covers power delivery systems every step of the way—from generation, down the line and into homes and businesses. 

We’re Like Family at Irby

We started as a family business and have carried that culture forward. There’s a pride that comes with working here and it shows in our work. Irby Construction Company’s extraordinary record of success can be attributed to our people who are among the most respected, experienced and talented in the industry. More than a company name that has been around for generations, Irby brings to the table a team of people who have been in this business for decades.

Want to learn more about us? Watch the video here or on Vimeo.

FEATURED PROJECTS

WATTS IN THE NEWS

CONTACT US

HIRE IRBY

Submit an RFP, learn about our capabilities, or tell us about a project.

JOIN OUR TEAM

Learn about current openings or contact us by clicking here.

EMPLOYEE INFO

Request employment verification or benefits information by clicking here.

WORK WITH US

Learn more about our subcontractor management program by clicking here.

CONTACT HR DIRECT:

Contact HR directly by clicking here.

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CONTACT US:

318 Old Highway 49 South
Richland, Mississippi 39218-9449

Phone: 601-709-4729
Email: [email protected]

FACEBOOK FEED:

Irby Construction Company

Out here on job 3456, where the sky meets the wire!#IrbyConstruction #AbsolutePerformance #wearequanta #quantaprojects #texas Quanta Services, Inc. ... See MoreSee Less
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Irby Construction Company is hiring a Transmission Project Manager in Lockhart, TX! Applicants must be legally authorized to work in the United States. No employer sponsorship is offered for this position. To learn more about the position and to apply, visit: www.irbyconstruction.com/careers/ ... See MoreSee Less
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Irby Construction Company is hiring a Substation Project Manager in Lockhart, TX! Applicants must be legally authorized to work in the United States. No employer sponsorship is offered for this position. To learn more about the position and to apply, visit: www.irbyconstruction.com/careers/ ... See MoreSee Less
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Meet Lisa Martin, our go-to multitasker and Legal Operations Assistant at Irby’s Richland headquarters. Lisa has worn many hats in her more than 4 years here. And we're so grateful for her willingness to do the job at hand. Did you know Lisa had a completely different career before joining Team Irby? It may surprise you…Hint: 💇‍♀️content.app-us1.com/WpZJ1/2025/07/16/db34610b-26f5-43e9-a723-c96634fff356.pdf#IrbyConstruction #AbsolutePerformance #WeAreQuanta #EmployeeSpotlight Quanta Services, Inc. ... See MoreSee Less
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Congrats to Jason Holleman, Irby Crew Foreman, for capturing this awesome line shot from Job 3250 and winning the July Irby Pics Contest!Think you’ve got what it takes to be a winner? Send your best Irby photos to [email protected] for a chance to be featured next month#IrbyConstruction #AbsolutePerformance #WeAreQuanta #IrbyPicsContest Quanta Services, Inc. ... See MoreSee Less
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Irby Construction Company is hiring an Office Clerk in Lockhart, TX. Applicants must be legally authorized to work in the United States. No employer sponsorship is offered for this position. To learn more about the position and to apply, visit: www.irbyconstruction.com/careers/ ... See MoreSee Less
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Irby Construction Company is a wholly-owned subsidiary of Quanta Services, Inc. (NYSE: PWR).