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Mark Williamson Email & Phone Number

Senior HR Consultant - Employee and Retiree Benefits at WEC Energy Group
Location: Milwaukee, Wisconsin, United States 7 work roles
1 work email found @wecenergygroup.com 3 phones found area 414 and 800 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 86%

Contact Signals · 1 work email · 3 phones

Work email m****@wecenergygroup.com
Direct phone (414) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
WEC Energy Group
Role
Senior HR Consultant - Employee and Retiree Benefits
Location
Milwaukee, Wisconsin, United States
Company size
2334 employees

Who is Mark Williamson? Overview

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Quick answer

Mark Williamson is listed as Senior HR Consultant - Employee and Retiree Benefits at WEC Energy Group, a company with 2334 employees, based in Milwaukee, Wisconsin, United States. AeroLeads shows a work email signal at wecenergygroup.com, phone signal with area code 414, 800, and a matched LinkedIn profile for Mark Williamson.

Mark Williamson previously worked as Human Resource Information Center Supervisor at Wec Energy Group and HR Benefits Pension Consultant at We Energies.

Company email context

Email format at WEC Energy Group

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{first}.{last}@wecenergygroup.com
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AeroLeads found 1 current-domain work email signal for Mark Williamson. Compare company email patterns before reaching out.

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Profile bio

About Mark Williamson

Mark Williamson is a Senior HR Consultant - Employee and Retiree Benefits at WEC Energy Group. He possess expertise in human resources, leadership, process improvement, business process improvement, change management and 1 more skills.

Listed skills include Human Resources, Leadership, Process Improvement, Business Process Improvement, and 2 others.

Current workplace

Mark Williamson's current company

Company context helps verify the profile and gives searchers a useful next step.

WEC Energy Group
Wec Energy Group
Senior HR Consultant - Employee and Retiree Benefits
milwaukee, wisconsin, united states
Website
wecenergygroup.com
Employees
2334
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Company profile
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7 roles · 34 years

Mark Williamson work experience

A career timeline built from the work history available for this profile.

Senior Hr Consultant - Employee And Retiree Benefits

Current
Wec Energy Group

Milwaukee, Wisconsin, United States

Sep 2016 - Present

Human Resource Information Center Supervisor

Wec Energy Group

Milwaukee, WI

Manage day to day operations of health and welfare, defined contribution and defined benefit plans. Manage Benefits Call Center and Service Delivery Teams and provide consultation and expertise on benefit plans to employees, executives and retirees.

Dec 2007 - Sep 2016

Hr Benefits Pension Consultant

We Energies

Milwaukee, WI

Perform pension calculations, coordinate the retirement process and related communications as well as manage the Qualified Domestic Relations Order (QDRO) process.

Nov 2006 - Dec 2007

Customer Service Project Manager/Client Analyst

Hewitt Associates

Lincolnshire, IL

Work directly with client regarding service delivery questions and issues related to their Health and Welfare and 401(k) plans. Responsible for creating and implementing project plans for high-profile client projects, including annual enrollment and dependent audits.

2004 - 2006 ~2 yrs

Customer Service Associate/Senior Customer Service Associate

Hewitt Associates

Lincolnshire, IL

Work with customer, client contacts and third-party vendors to resolve customer issues and help plan participants understand and effectively use health and group benefits, defined contribution, and defined benefit plans.

2001 - 2004 ~3 yrs

Chemical Operator

Abbott

North Chicago, IL

Operated equipment used for the centrifugation, drying, milling, blending and packing of final product. Operated solvent recovery systems for acetone and methylene chloride. Trained to validate processing equipment. Responsible for training new employees.

1997 - 2000 ~3 yrs

Fuel System Maintenance

United States Air Force

Installed, repaired, calibrated and maintained components of liquid fuels storage, distribution and dispensing systems. Identified problems, diagnosed causes and determined corrective actions. Executed daily fuel systems maintenance and supervised new recruits. Skilled in the operation of forklifts, fuel trucks, front-end loaders dump trucks and backhoes.

1992 - 1996 ~4 yrs
Team & coworkers

Colleagues at WEC Energy Group

Other employees you can reach at wecenergygroup.com. View company contacts for 2334 employees →

JM Jeremy Murphy Jeremy Murphy Colleague at Wec Energy Group Arlington Heights, Illinois, United States, United States View → SS Sandra Sullivan Sandra Sullivan Colleague at Wec Energy Group East Troy, Wisconsin, United States, United States View → MS Marita Stollenwerk Marita Stollenwerk Colleague at Wec Energy Group Milwaukee, Wisconsin, United States, United States View → JT Jordan Torrison Jordan Torrison Colleague at Wec Energy Group Reedsville, Wisconsin, United States, United States View → KE Kirk Edwards Ii Kirk Edwards Ii Colleague at Wec Energy Group Milwaukee, Wisconsin, United States, United States View → MR Mark R.W. Lemahieu, Crm Mark R.W. Lemahieu, Crm Colleague at Wec Energy Group Milwaukee, Wisconsin, United States, United States View → BF Brieanna Forrest Brieanna Forrest Colleague at Wec Energy Group Milwaukee, Wisconsin, United States, United States View → JM Julie Mulder Julie Mulder Colleague at Wec Energy Group Green Bay, Wisconsin, United States, United States View → GX Grace Xue Grace Xue Colleague at Wec Energy Group Greater Chicago Area, United States View → DD Darnell Demasters Darnell Demasters Colleague at Wec Energy Group Washington, District Of Columbia, United States, United States View →
FAQ

Frequently asked questions about Mark Williamson

Quick answers generated from the profile data available on this page.

What company does Mark Williamson work for?

Mark Williamson works for WEC Energy Group.

What is Mark Williamson's role at WEC Energy Group?

Mark Williamson is listed as Senior HR Consultant - Employee and Retiree Benefits at WEC Energy Group.

What is Mark Williamson's email address?

AeroLeads has found 1 work email signal at @wecenergygroup.com for Mark Williamson at WEC Energy Group.

What is Mark Williamson's phone number?

AeroLeads has found 3 phone signal(s) with area code 414, 800 for Mark Williamson at WEC Energy Group.

Where is Mark Williamson based?

Mark Williamson is based in Milwaukee, Wisconsin, United States while working with WEC Energy Group.

What companies has Mark Williamson worked for?

Mark Williamson has worked for Wec Energy Group, We Energies, Hewitt Associates, Abbott, and United States Air Force.

Who are Mark Williamson's colleagues at WEC Energy Group?

Mark Williamson's colleagues at WEC Energy Group include Jeremy Murphy, Sandra Sullivan, Marita Stollenwerk, Jordan Torrison, and Kirk Edwards Ii.

How can I contact Mark Williamson?

You can use AeroLeads to view verified contact signals for Mark Williamson at WEC Energy Group, including work email, phone, and LinkedIn data when available.

What skills is Mark Williamson known for?

Mark Williamson is listed with skills including Human Resources, Leadership, Process Improvement, Business Process Improvement, Change Management, and Employee Engagement.

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