Tammy McIsaac - Email & Phone Number

Executive Assistant to the Chairman and CEO at Xcel Energy

Tammy McIsaac is based out of Minneapolis, Minnesota, United States and works at Xcel Energy as Executive Assistant to the Chairman and CEO.

Tammy McIsaac's Contact Information

Tammy McIsaac's Work email

t*****@xcelen***.com

Valid

Latest update

October 27, 2025

Location

Minneapolis, Minnesota, United States

Tammy's current employer

Xcel Energy

Description

Xcel Energy provides the energy that powers millions of homes and businesses across eight Western and Midwestern states. Learn more.

Website

xcelenergy.com

HQ Location

Minneapolis, Minnesota, United States

Number of employees

10001+

Industry

Utilities

Latest update

April 30, 2024

Read about Xcel Energy

Frequent questions about Tammy McIsaac

What company is Tammy McIsaac working for?

Tammy McIsaac works for Xcel Energy.

What is Tammy McIsaac's function at Xcel Energy?

Tammy McIsaac is Executive Assistant to the Chairman and CEO at Xcel Energy.

Where is Tammy McIsaac based?

Tammy McIsaac is based out of Minneapolis, Minnesota, United States.

What is Tammy McIsaac's work email address?

Tammy McIsaac's professional email address is t*****@xcelen***.com

What's the ticker symbol of Xcel Energy?

Xcel Energy's ticker symbol is XEL.

Who are Tammy McIsaac's co-workers?

Tammy McIsaac's colleagues are Mike Johnson, Neal Coen, Lisa Bergert, Jamie Klammer, Mike Thomas, Andrew Beach, All in, Katherine Brandtjen, Joyce Nagel, Brett Carter, RaeDyne Smith, Bob Frenzel, Ron Hardy, Suzanne BOYUM, Barry DeBlieck, John Xi, Richard Kelly, Jody Froberg, Robert Kenney, George Branchaud, Liu Gang, Mohd Ibrahim, Judy Poferl, Scott Johnson, David Hudson, Abbey Rieken, Lora Jimenez, Monica Rosenbluth, Brad Gustafson, Hannah Buffington, Thomas Imbler, Sheri Mader, Chuck Dixon.

Tammy's co-workers

Mike Johnson

Sr. Manager Group Product Owner

Neal Coen

IT Solution Analyst / Change Management Process Owner

Lisa Bergert

IT Service Request Management Process Owner

Jamie Klammer

Executive Assistant to President, NSPW & Regulatory Administrator

Chief Executive Officer

Katherine Brandtjen

Appendix J Program Owner | Senior Engineering Analyst

Joyce Nagel

Chief Executive Officer

Brett Carter

EVP Group President Utilities and Chief Customer Officer

RaeDyne Smith

Executive Assistant to President

Bob Frenzel

Chairman, President and CEO

Ron Hardy

Project Manager II: Product Owner

Suzanne BOYUM

Product Owner - Meter Services

Barry DeBlieck

Cloud Platform Product Owner

John Xi

Chief Executive Officer

Richard Kelly

Chairman and CEO

Jody Froberg

Executive Assistant to EVP & Group President, Utilities & CAO

Robert Kenney

President, Xcel Energy - Colorado

George Branchaud

Executive Assistant to the President, Public Service Co. of Colorado

Liu Gang

Deputy Chief Executive Officer

Mohd Ibrahim

Chief Executive Officer

Judy Poferl

President and CEO, NSP-MN

Scott Johnson

CEO Xcel

David Hudson

President, Xcel Energy - NM & TX (SPS)

Abbey Rieken

Executive Assistant to President & Chief Operating Officer

Lora Jimenez

Chief Executive Officer

Monica Rosenbluth

Electric Vehicle Division - Product Owner

Vice President, Commercial Operations

Sheri Mader

Emergency Preparedness Coordinator

Chuck Dixon

Emergency Preparedness Coordinator

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