What departments does INTREN, LLC have?

INTREN, LLC has employees across 13 departments including Arts & Design, Entrepreneurship, Operations, Quality Assurance, Finance.

What is the largest department at INTREN, LLC?

The largest department at INTREN, LLC is Program & Project Management with 5 employees.

Where are INTREN, LLC employees located globally?

INTREN, LLC has employees across 4 continents and 5 countries including Bangladesh, United Kingdom Of Great Britain And Northern Ireland, Hungary, United States Of America, Brazil.

How has INTREN, LLC's team size changed over time?

INTREN, LLC's team has decreased from approximately 357 to 342 employees based on available data.

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INTREN, LLC Employee Directory

ConstructionIllinois, United States501-1000 Employees

INTREN, LLC is a construction company focused on energy infrastructure, delivering end-to-end services to build and maintain electrical systems for utilities and related clients. It serves a diverse client base including utility companies, private contractors and developers, municipalities, and cooperatives, with safety, quality, and performance guiding its operations. It is headquartered in Union, Illinois, and maintains offices in several states across the United States.

Founded in 1988 by Loretta Rosenmayer as a trenching business, INTREN was acquired by MasTec in 2021, with MasTec identified as a minority-owned company leading in power delivery. In 2025, the company expanded its capabilities by investing in energized transmission assets in Florida to support electric utilities with grid stability and outage management.

INTREN, LLC Global Highlights

North America
554

United States Of America
554

Europe
2

United Kingdom Of Great Britain And Northern Ireland
1
Hungary
1

Asia
1

Bangladesh
1

South America
1

Brazil
1

INTREN, LLC's Leadership

R. S.
Chief Executive Officer
Mobile Phone
Email
E. H.
Cro And User Experience
Mobile Phone
Email
M. G.
Regional Director
Mobile Phone
Email
J. G.
Director Of Operations
Mobile Phone
Email
A. S.
Director Of Operations Account Manager
Mobile Phone
Email
J. W.
Regional Director
Mobile Phone
Email
J. M. P.
Director
Mobile Phone
Email
R. S.
Director Safety
Mobile Phone
Email

INTREN, LLC Employee Metrics

100%

50%

2026

2025

Program & Project Management
Civil Engineering & Construction
Administrative
Accounting
Healthcare Services
Other

Contact profiles from INTREN, LLC

Name

Title

Contact

Location

Last Update

S. L.
Account Manager
Mobile Phone
Email
Oct 17, 2024
T. M.
Project Manager
Mobile Phone
Email
Jul 12, 2025
Z. H.
Receptionist And Office Manager
Mobile Phone
Email
Oct 23, 2024
K. K.
Staff Accountant
Mobile Phone
Email
Oct 16, 2024
E. S.
Safety Coordinator
Mobile Phone
Email
Jun 28, 2026
J. I.
Groundsman
Mobile Phone
Email
Oct 20, 2025
B. C.
Apprentice Lineman
Mobile Phone
Email
Jul 06, 2026
J. F.
General Foreman
Mobile Phone
Email
Oct 25, 2025
K. K.
Equipment Operator
Mobile Phone
Email
Oct 25, 2025
A. B.
Procurement Coordinator
Mobile Phone
Email
Oct 23, 2024

Frequently Asked Questions

What is INTREN, LLC known for?

INTREN, LLC was founded in 1988 operates in the Construction industry; you can contact the main corporate office by phone at

+1-815-923-****

. Explore INTREN, LLC's company overview page for more information.

What is INTREN, LLC's most common email format?

INTREN, LLC employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more INTREN, LLC email formats with LeadIQ.

How many employees does INTREN, LLC have currently?

INTREN, LLC has approximately 571 employees as of July 2026. These team members are located across 4 continents, including North AmericaEuropeAsia.

Who are INTREN, LLC's key employees and leadership?

As of July 2026, INTREN, LLC's key employees include:

Chief Executive Officer: R. S.
Cro And User Experience: E. H.
Regional Director: M. G.
Director Of Operations: J. G.
Director Of Operations Account Manager: A. S.

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INTREN, LLC Employee Directory

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