HISTORY

1919

Stuart C. Irby founded Stuart C. Irby Company, which specialized in wholesale electrical supplies and electrical contracting...
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1946

Irby Construction Company was chartered as a separate organization headed by Stuart C. Irby, Jr., son of the founder...
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1965

Irby Construction Company had successfully constructed projects in 36 states, and by 1966, it had constructed more...
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1966

Irby utilized helicopters for the first time to assist in power line construction...
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1967

Irby constructed the first 765kV project in the U.S. in 1967. The company ultimately built over 90% of...
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1975

Irby constructed transmission, distribution, and substation projects in Java, Indonesia...
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1977

Irby constructed a 112-mile, 400kV transmission line project in South Africa. This same year, Irby also began 12....
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1985

Irby constructed 98 miles of 345kV transmission in the environmentally sensitive...
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1986

Irby constructed a 112-mile, 400kV transmission line project in South Africa...
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1987

A leader in safety, Irby established a lineman apprenticeship program that received certification from the U.S...
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1993

Irby received certification from the U.S. Department of Labor.
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1996

Irby completed construction of an EHV transmission line in Belize, Central America.
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2000

Irby Construction Company was acquired by Quanta Services, Inc. on July 10, 2000.
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2003

Irby Construction Company completed a 192-mile 345kV transmission line for NV Energy...
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2006

Irby Construction Company completed an energized transmission project in Chad...
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2008

Irby Construction Company was awarded a 5 year transmission line construction and maintenance contract for...
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2009

Irby Construction Company constructed a 230-mile 345kV transmission line for...
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2011

Quanta Services merged Okay Construction operations into Irby. This same year, Irby Construction Company...
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2012

Irby Construction Company moved into our new corporate headquarter in Richland, Mississippi.
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2015

Irby Construction completed the 230-mile Central Loop of Maine Power Reliability Program (MPRP)... Read more

2016

In December of 2015, Quanta Services announced its appointment of Mr. Lee Jones as President of Irby... Read more

2017

Continuing its tradition of innovation and expansion, Irby launched its outdoor lighting service in 2017... Read more

CONTACT HR DIRECT:

Learn about current openings or contact HR directly by clicking here.

FOLLOW US:

CONTACT US:

318 Old Highway 49 South
Richland, Mississippi 39218-9449

Phone: 1-601-709-IRBY (4729)
Toll Free: 1-800-872-0615
Email: info@irbyconst.com

FACEBOOK FEED:

6 days ago

ATTENTION!

Jobs for Journeyman Linemen now OPEN. Journeyman lineman will be expected to build, maintain, and repair overhead transmission lines using approved standards under direction of the Crew ... See more

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6 days ago
Timeline Photos

Happy Wednesday and keep up the safe work! #irbyconstruction #quantaservices #safety #wordstoliveby

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1 week ago
Photos from Irby Construction Company's post

We had another successful Superintendents’ Meeting this year! A special thanks to all of the vendors who participated in our vendor fair, and to special guests Bill Bosch from Northwest Lineman ... See more

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2 weeks ago
Irby Construction Company

Our Facebook page just reached 2,000 likes! Thanks so much for all of your support. Please continue to like, share and comment on our posts. We love showing the world our capabilities!

Irby Construction Company, a wholly owned subsidiary of Quanta Services, Inc., excels in the processes required for major transmission, substation and distribution line construction and has ... See more

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3 weeks ago
Timeline Photos

Happy Memorial Day Everyone! Today, we remember those who have lost their lives serving our country. #memorialday #rememberance #armedforces #service #America #holiday

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Irby Construction Company

318 Old Hwy 49 S
Richland, MS 39218

  Irby Construction Company is a wholly-owned subsidiary of Quanta Services, Inc. (NYSE: PWR).