ATC: Detailed Company Information & Corporate Profile
Contact top employees from
ATC
Summary
The company currently specializes in the Utilities area. The annual revenue of ATC varies between 500M and 1B. To connect with ATC employee register on SignalHire.
| ATC Website | atcllc.com |
| Industries | |
| ATC Headquarters address | PO Box 47, Waukesha, WI, 53187-0047 US |
| Company Size | 500-1000 employees |
| Specialties | Transmission system planning, Transmission system design, Transmission system construction, Transmission system operation |
| Estimated Annual Revenue | $500M - 1B |
Estimated Website Traffic
The chart shows a decline in traffic to the atcllc.com website. In May, traffic decreased to 30947, compared to 36047 in the previous month. The highest traffic in 2026 was recorded in January, reaching 40962 visits.
Workforce Turnover
Number of employees switched from or switched to
Total employee turnover
Departmental sample breakdown
Turnover activity captured in SignalHire's departmental sample ( employees):
Length of Employment
ATC's workforce includes employees across a wide range of tenure levels.
2% have been with the company for less than 1 year7% have been with the company for 1 to 2 years12% have been with the company for 3 to 4 years9% have been with the company for 5 to 7 years10% have been with the company for 8 to 10 years61% have been with the company for more than 11 yearsContact top employees from
ATC
Teresa MogensenChair, President and CEO
Email (5)t*************n@xcelenergy.com
, c*******s@flash.net
, t***************n@xcelenergy.com
, ...
Phone (3)+1-909-***-**54
, +1-323-***-**95
, ...
Andy HayesVice President, Supply Chain & Project Performance
Email (6)a********s@unisonec.com
, a****s@dukeenergy.com
, a********s@iea.net
, ...
Phone (1)+1-***-***-4953
Greg AdamczykOutage Coordinator
Email (4)g***@atcllc.com
, g***@gmail.com
, g***@elmbrook.org
, ...
Phone (4)+1-323-***-**78
, +1-520-***-**01
, ...
Lynn ShneyderSR. Telecom Operations Support Specialist
Email (4)l*******r@atcllc.com
, l***********r@att.com
, l********r@att.eu
, ...
Phone (1)+1-***-***-5172
John ClaycombManager - Construction Engineering
Email (5)j***c@dteenergy.com
, j*******b@sachse.net
, j***********b@dteenergy.com
, ...
Phone (1)+1-***-***-6305
NicolasSenior Technology Reliability Engineer
Email (4)n**********r@menard-inc.com
, n**********r@menards.com
, n**********r@crabel.com
, ...
Phone (3)+1-323-***-**54
, +1-909-***-**49
, ...
Amanda PenebakerConsultant Human Resource Business Partner and Practices Programs Manager
Email (5)a**************r@ge.com
, a**************r@rls.bio
, a********r@datainnovations.com
, ...
Phone (4)+1-520-***-**18
, +1-870-***-**70
, ...
Erik AhlansbergSystem Operator
Email (3)e*********g@enterpriseproducts.com
, e*********g@enterprise.com
, e*********g@gmail.com
Phone (1)+1-***-***-6485
Joanie Valdez CIGOSr Records Manager
Email (6)j****n@atcllc.com
, d****e@atcllc.com
, i******************o@aldi.us
, ...
Phone (1)+1-***-***-9244
Elaina LundSenior Human Resources Business Partner
Email (4)e*********d@roundys.com
, e*********d@revgroup.com
, e****d@revgroup.com
, ...
Phone (3)+1-323-***-**28
, +1-323-***-**98
, ...
Maria Alejandra Muñoz ValenciaB2B & B2C Key Account Executive
Phone (1)+57-***-***-1205
Amy HaaseSenior Emergency Preparedness Program Manager
Email (4)h***@gmail.com
, a***@hotmail.com
, h***@aol.com
, ...
Phone (2)+1-909-***-**83
, +1-205-***-**21
Henry PortellesSystem Control Operator
Email (3)h********s@mirion.com
, h********s@atcllc.com
, h********s@gmail.com
Phone (1)+1-***-***-0683
Companies Similar to ATC
ATC Corporate Information: FAQ
ATC operates in the Utility Supply industries. More details can be found on the official website: atcllc.com.
The headquarters of ATC are located in Waukesha, United States.
ATC currently employs 500-1000 people.
ATC's revenue is approximately 687.4M.
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