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ATC Employee Directory

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.

Find ATC employees' phone numbers or email addresses

ATC Global Highlights

Location
Employees

North America
694

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  • United States Of America
    694

Asia
9

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  • India
    4
  • Bangladesh
    2
  • Turkey
    2
  • Pakistan
    1

Europe
1

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  • Albania
    1

ATC's Leadership

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

ATC Employee Metrics

100%
50%
0%
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
  • Chief Financial Officer at ATC
    A. G.
    Chief Financial Officer
    Mobile Phone
    Oct 23, 2024
  • Chief Executive Officer at ATC
    M. T.
    Chief Executive Officer
    Mobile Phone
    Oct 24, 2024
  • Co-Founder at ATC
    N. V. E.
    Co-Founder
    Mobile Phone
    Oct 21, 2024
  • Chief Executive Officer at ATC
    T. A. M.
    Chief Executive Officer
    Mobile Phone
    Oct 16, 2024
  • Host/Director at ATC
    A. C.
    Host/Director
    Mobile Phone
    Oct 21, 2024
  • Consultant Asset Intelligence Program Manager at ATC
    C. W.
    Consultant Asset Intelligence Program Manager
    Mobile Phone
    Jun 28, 2026
  • Client Engagement Manager - It Training And Solutions at ATC
    D. M.
    Client Engagement Manager - It Training And Solutions
    Mobile Phone
    Oct 23, 2024
  • Manager, Business Development at ATC
    E. M.
    Manager, Business Development
    Mobile Phone
    Dec 04, 2024
  • Site Manager at ATC
    J. P.
    Site Manager
    Mobile Phone
    Aug 24, 2026
  • Senior Portfolio Manager, Information Technology Project at ATC
    K. T.
    Senior Portfolio Manager, Information Technology Project
    Mobile Phone
    Sep 04, 2026

Frequently Asked Questions

What is ATC known for?

Minus sign iconPlus sign iconATC 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?

Minus sign iconPlus sign iconATC 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?

Minus sign iconPlus sign iconATC 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?

Minus sign iconPlus sign icon

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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