Onalaska, WI

2800 National Drive, Suite 100, Onalaska, WI 54650


At TRICOR, we’re invested in the health of Onalaska and the surrounding community’s well-being. We understand the local landscape and the unique needs that are relative to living along the Mississippi River. We have a strong sense of community: Giving back is at the root of who we are. We’re active in non-profit organizations, sponsorship opportunities and other charities. We’re always close by to help you with your insurance and risk management needs.


Monday – Thursday: 8 a.m.-5 p.m. (CST)
Friday: 8 a.m.-4:00 p.m. (CST)
Appointments can be made for times outside of regular office hours


Client support is available by phone 24 hours, 7 days a week.
You can also create an online account and gain access to your auto ID cards and more at any time!









Local Insurance Agents Serving Onalaska, WI


MaryLu Mecklenburg
Aviation Insurance Account Manager
(800) 210-8242
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Chris Lee
Business Insurance Specialist
(608) 784-2775

x 6463

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John Katsma
Partner, Business Insurance Specialist
(608) 784-2775

x 5128

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Archie Vorwald
Partner-Executive Vice President
(608) 288-1800

x 1703

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Erin Hale
Business Personal Insurance Specialist
(608) 567-2263

X 6430

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Kathy Sedlmayr
Personal Insurance Specialist

x 1132

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Derek Burnstad
Transportation Insurance Specialist

x 5146

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Gary Osgood
Personal Insurance Specialist

x 6657

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Susan Amundson
Group Benefits Account Manager
(608) 269-8171

x 6555

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Your Onalaska Insurance Service Team

Sarah Nielsen
Personal Placement Specialist
(608) 786-1883

x 6655

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Brittany Albitz
Business Account Manager
(608) 567-2297

x 6476

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Jim Koster
Vice President, Property Casualty Sales
(715) 344-4477

x 6614

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Angela Sagen
Employee Benefits Compliance Consultant
(608) 784-2775

x 6469

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Melonie Bebar
Personal Account Manager
(608) 567-2279

x 6458

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Leah Silha
Business Account Manager
(608) 567-2287

x 6455

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Kari Wiedemann
Personal Insurance Account Manager

x 6660

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Heather Loniello
Employee Benefits Team Lead and Account Executive


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At TRICOR, we’re proud to develop partnerships and strengthen ties with people and businesses in our neighborhood. Our employees are passionate about donating their time and talents as coaches, volunteers, and board or committee members, just to name a few. They understand a strong community support system is built by contributing to the common good. We’re here to help keep the vibrancy and uniqueness of Onalaska and the surrounding area strong.

We’re dedicated to helping our clients, employees and communities succeed. Our contributions can be seen in many ways:

  • Miss Onalaska Scholarship Program
  • Salvation Army
  • Onalaska High School Athletic Booster
  • Lions Club
  • Bangor Scholarship Fund Myrna Davis Member Golf Outing
  • Bangor Rod and Gun Club
  • West Salem Historical Society
  • Northern Hills Fun Fair
  • Centering Onalaska
  • Rockin' the Prairie—Brice EMS & Rescue
  • Bangor Scholarship Foundation
  • West Salem Hockey Association
  • West Salem - Park & Rec
  • La Crosse Loggers
  • Mississippi Valley Pride Softball Team
  • La Crosse County Jr Livestock Auction
  • West Salem Booster Club
  • Castle Realty Pay it Forward Friday (Lu Family)
  • June Dairy Days


Online Account Access


Mobile App


Never be without access to important policy information: pay your bill, request a change to your coverage, access documents and auto ID cards, and more


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