Subcontractor & Vendor

Irby Construction partners with proven subcontractors and vendors to serve our clients’ diverse and extensive needs. Our subcontractor teams are integral to our mission of being a full-service specialty contractor of choice in the electric power industry.

WE DELIVER VALUE AND QUALITY WORK TO OUR CLIENTS. WE REQUIRE THE SAME FROM OUR PARTNERS.

INTERESTED IN WORKING WITH IRBY?

Irby Construction Company has partnered with Avetta for our Subcontractor Management Program. This  ensures our subcontractors are thoroughly qualified and vetted for safety and compliance. If you are a subcontractor interested in working with Irby, please complete your registration here.

Register with Avetta

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]

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Irby Construction Company

Irby Construction Company

5 days ago

Irby Construction Company
Feeling lucky to be powered by a team this strong ☘️⚡This St. Patrick’s Day, we’re celebrating bringing energy, reliability, and a whole lot of green spirit to everything we do.#StPatrick'sDay #IrbyConstruction #WeAreQuanta Quanta Services, Inc. ... See MoreSee Less

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Irby Construction Company

6 days ago

Irby Construction Company
Strength in steel. Reliability in every mile. Delivering the power that keeps the lights on on Job 3162! #IrbyConstruction #AbsolutePerformance #Georgia #wearequanta #quantaprojects Quanta Services, Inc. ... See MoreSee Less

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Irby Construction Company

1 week ago

Irby Construction Company
Irby Construction Company is hiring a Regional Office Manager – Operations & Finance in Cocoa, FL! This leadership role oversees office operations, financial reporting, and administrative team management while supporting transmission projects in a fast-paced utility construction environment. To learn more about the position and to apply, visit: www.irbyconstruction.com/careers ... See MoreSee Less

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Irby Construction Company

1 week ago

Irby Construction Company
Get to Know... Matt Wymer!Matt is the Director of Business Operations at Irby's headquarters in Richland, Mississippi, and has been with the company since August 2025. What Matt finds most unique about Irby is “the legacy of excellence and the dedication to a culture of absolute performance.”Learn more here: content.app-us1.com/WpZJ1/2026/02/19/585ff8cd-6f8f-4e8f-8f95-bcb7c4bc8938.pdf#IrbyConstruction #AbsolutePerformance #WeAreQuanta #EmployeeSpotlight Quanta Services, Inc. ... See MoreSee Less

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Irby Construction Company

2 weeks ago

Irby Construction Company
Irby Construction Company is hiring a Substation Quality Assurance / Quality Control (QA/QC) professional in Tulsa, OK, and Lockhart, TX! Candidates should have 4–8 years of substation construction experience and strong knowledge of OSHA standards. 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

2 weeks ago

Irby Construction Company
Irby Construction Company is hiring a Substation Estimator II and a Substation Estimating Manager in Tulsa, OK, and Lockhart, TX! Applicants must be legally authorized to work in the United States. No employer sponsorship is offered for these positions. To learn more about the positions 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).