What departments does ATC have?

ATC has employees across 15 departments including Finance, Entrepreneurship, Consultant, Solutions Engineering, Business Development.

What is the largest department at ATC?

The largest department at ATC is Consultant with 5 employees.

Where are ATC employees located globally?

ATC has employees across 3 continents and 6 countries including India, Bangladesh, Turkey, Pakistan, Albania.

How has ATC's team size changed over time?

ATC's team has decreased from approximately 890 to 603 employees based on available data.

Learn more at LeadIQ.com

ATC Employee Directory

Q: Who are ATC's key employees and leadership?

ATC's key employees include: Chief Executive Officer: M. T., Chief Executive Officer: T. A. M., Chief Financial Officer: A. G., Co-Founder: N. V. E.

UtilitiesWisconsin, United States501-1000 Employees

ATC is a transmission-only electric utility serving portions of Wisconsin, Michigan, Minnesota and Illinois. Based in Waukesha, Wisconsin, it owns and operates roughly 10,000 miles of transmission lines and over 560 substations to support power delivery for more than 5 million customers in Midwestern communities. 

Its stated mission is to perfect its business and lead the transition to a sustainable energy future. The company emphasizes a team-oriented culture guided by values such as caring, challenging, committing, communicating, competing and celebrating.

ATC Global Highlights

North America
694

United States Of America
694

Asia
9

India
4
Bangladesh
2
Turkey
2
Pakistan
1

Europe
1

Albania
1

ATC's Leadership

M. T.
Chief Executive Officer
Mobile Phone
Email
T. A. M.
Chief Executive Officer
Mobile Phone
Email
A. G.
Chief Financial Officer
Mobile Phone
Email
N. V. E.
Co-Founder
Mobile Phone
Email
A. C.
Host/Director
Mobile Phone
Email
C. W.
Consultant Asset Intelligence Program Manager
Mobile Phone
Email
D. M.
Client Engagement Manager - It Training And Solutions
Mobile Phone
Email
E. M.
Manager, Business Development
Mobile Phone
Email

ATC Employee Metrics

100%

50%

2026

2025

Engineering
Program & Project Management
Consultant
Analytics
Operations
Other
Information Technology
Administrative
Legal
Supply Chain
Accounting

Contact profiles from ATC

Name

Title

Contact

Location

Last Update

N. J.
Senior Comissioning Engineer
Mobile Phone
Email
Oct 23, 2024
S. L.
Senior Application Specialist
Mobile Phone
Email
Apr 26, 2025
T. L.
Senior Construction Coordinator
Mobile Phone
Email
Oct 23, 2024
I. B.
Associate Gis Analyst
Mobile Phone
Email
Jun 27, 2026
J. S.
Consultant Safety & Human Performance
Mobile Phone
Email
Sep 04, 2026
W. J. G.
Consultant - Pm
Mobile Phone
Email
Apr 14, 2026
M. P.
Board Member
Mobile Phone
Email
Aug 09, 2026
D. Z.
Substation Engineer
Mobile Phone
Email
Aug 01, 2025
S. S. P.
Consultant It Asset & Project Specialist
Mobile Phone
Email
Oct 19, 2025
A. C.
Machining Tech 3 Ase Certified
Mobile Phone
Email
Oct 16, 2024

Frequently Asked Questions

What is ATC known for?

ATC operates in the Utilities industry. You can contact ATC's main corporate office by phone at

+1-262-506-****

. Explore ATC's company overview page for more information.

What is ATC's most common email format?

ATC employees' email format typically follows the pattern of FLast@atcllc.com. Trying to find reliable and up-to-date employee contact data? Find more ATC email formats with LeadIQ.

How many employees does ATC have currently?

ATC has approximately 873 employees as of August 2026. These team members are located across 3 continents, including North America, Asia and Europe.

Who are ATC's key employees and leadership?

As of August 2026, ATC's key employees include:

Chief Executive Officer: M. T.
Chief Executive Officer: T. A. M.
Chief Financial Officer: A. G.
Co-Founder: N. V. E.
Host/Director: A. C.

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ATC Employee Directory

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