A 3rd generation family company

Since 1924

Our United family of companies has grown into one of the Southeast’s leading firms in the infrastructure industry.

Our founding philosophy is built upon exceptional client service and our approach to this belief is unified throughout our organization. We have evolved into a company that is comprised of many components, each capable of independent performance but proven much more valuable as a single source to which a variety of clients can turn for proven results. In turn, we have achieved a definite advantage that will provide more opportunities to grow and prosper as a company.


our purpose

Foster growth and diversity in resources and disciplines by developing and motivating exceptional leaders in a Christian environment to achieve excellence by every standard of measure.


For Over 95 Years

UIG’s leadership in the transportation arena, technical experience, construction abilities, financial strength, commitment to safety, innovative approaches, and unyielding dedication to quality, has been perfected over 95 years. UIG has become a leader in many diversified markets such as engineering, construction, design-build, public partnerships, communications, environment, facilities, federal government, safety, infrastructure, transportation, and real estate.

2021 Awards

DBIA National Merit Award
US 15 Over Indian Swamp
DBIA Best Small Design Build
Project of the Year Award
US 15 Over Indian Swamp
PDCA Project of the Year Award
US 21 Over Harbor River
CAGC Construction Excellence Award
US 15 Over Indian Swamp
CAGC Pinnacle Award
I-77 Over Catawba River
The United Infrastructure Group

Leadership Team

J Triplett
James Triplett

President & CEO

C Franseen
Carl Franseen

Chief Financial Officer

D Gray
David Grey

Chief Business Officer

A Geach
Anthony Geach

Chief Operations Officer


News & Articles

Web capture 16 1 2023 17269 www.instagram.com


Celebrating Women In Construction March 6-12 “Being a female engineer in the field is very empowering and I’m proud to pave the way for future

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