What departments does Olsen Thielen and Co., Ltd. have?

Olsen Thielen and Co., Ltd. has employees across 6 departments including Operations, Business, Information Technology, Marketing, Consultant.

What is the largest department at Olsen Thielen and Co., Ltd.?

The largest department at Olsen Thielen and Co., Ltd. is Operations with 2 employees.

Where are Olsen Thielen and Co., Ltd. employees located globally?

Olsen Thielen and Co., Ltd. has employees across 2 continents and 3 countries including Norway, Spain, United States Of America.

How has Olsen Thielen and Co., Ltd.'s team size changed over time?

Olsen Thielen and Co., Ltd.'s team has remained stable from approximately 115 to 115 employees based on available data.

Olsen Thielen and Co., Ltd. Employee Directory

AccountingMinnesota, United States51-200 Employees

Olsen Thielen & Co., Ltd. is a full service accounting and consulting firm, and a “Top 25” Twin Cities firm. We provide high level service and strategic direction to businesses through our traditional accounting and tax services, as well as non-traditional services like:

Valuations
Human Resources consulting
Employee Benefit consulting
Back-office Cloud Accounting Solutions
Estate, gift and succession planning
Fraud and forensic accounting

We offer services that fit the unique needs of many organizations and industries.

Telecommunications
Professional Services
Manufacturing and Distribution
Not-for-profit organizations
Utilities
Real Estate and Construction

Our focus is on helping owners, leaders and management teams fulfill their organization’s goals. We offer a rare combination of experience, specialized skills and principles, and are committed to deliver outstanding service and value to your business.  This philosophy has made Olsen Thielen a trusted adviser to business owners in the Upper Midwest for over 95 years.

Find Olsen Thielen and Co., Ltd. employees' phone numbers or email addresses

Olsen Thielen and Co., Ltd. Global Highlights

North America
175

United States Of America
175

Europe
2

Norway
1
Spain
1

Olsen Thielen and Co., Ltd.'s Leadership

C. B.
Chief Executive Officer
Mobile Phone
Email
V. F.
Chief People Officer
Mobile Phone
Email
J. W.
Chief Operating Officer
Mobile Phone
Email
T. N.
Chief Operating Officer
Mobile Phone
Email
P. P.
President
Mobile Phone
Email
J. K.
President
Mobile Phone
Email
L. D.
Principal, Cio
Mobile Phone
Email
I. H.
Partner
Mobile Phone
Email

Olsen Thielen and Co., Ltd. Employee Metrics

100%

50%

0%

2026

2025

Accounting
Human Resources
Information Technology
Legal
Business
Other

Contact profiles from Olsen Thielen and Co., Ltd.

Name

Title

Contact Info

Location

Last Update

I. E.
Audit Manager
Mobile Phone
Email
United StatesMinnesota
Oct 20, 2025
J. C.
Tax Manager
Mobile Phone
Email
United StatesMinnesota
Oct 26, 2025
V. A.
Marketing Manager At Olsen Thielen Cpas And Advisors
Mobile Phone
Email
United StatesMinnesota
Jun 20, 2025
N. M. G.
Tax Manager
Mobile Phone
Email
United StatesMinnesota
Nov 11, 2025
N. M.
Human Resources Manager / Consultant
Mobile Phone
Email
Sep 23, 2024
J. K.
Audit Manager
Mobile Phone
Email
Nov 11, 2025
S. I.
Cas Manager
Mobile Phone
Email
United StatesMinnesota
Oct 24, 2025
J. R. B.
Tax Manager
Mobile Phone
Email
United StatesMinnesota
Mar 13, 2026
A. M.
Tax Administrative Lead
Mobile Phone
Email
United StatesMinnesota
Oct 17, 2025
C. M.
It Manager
Mobile Phone
Email
United StatesMinnesota
Dec 03, 2025

Frequently Asked Questions

What is Olsen Thielen and Co., Ltd. known for?

Olsen Thielen and Co., Ltd. was founded in 1921 operates in the Accounting industry. The company's main headquarters is located in 2675 Long Lake Road St. Paul, Minnesota 55113 United States; you can contact the main corporate office by phone at

+1-651-483-****

. Explore Olsen Thielen and Co., Ltd.'s company overview page for more information.

What is Olsen Thielen and Co., Ltd.'s most common email format?

Olsen Thielen and Co., Ltd. employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more Olsen Thielen and Co., Ltd. email formats with LeadIQ.

How many employees does Olsen Thielen and Co., Ltd. have currently?

Olsen Thielen and Co., Ltd. has approximately 135 employees as of March 2026. These team members are located across 2 continents, including North AmericaEurope.

Who are Olsen Thielen and Co., Ltd.'s key employees and leadership?

As of March 2026, Olsen Thielen and Co., Ltd.'s key employees include:

Chief Executive Officer: C. B.
Chief People Officer: V. F.
Chief Operating Officer: J. W.
Chief Operating Officer: T. N.
President: P. P.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking