Our Team

Stillwater Investment Management Team
Pictured from left to right: Amy Enderlein, James Tonrey, Jr., Eric Bratvold, Dana Tonrey, and Matthew Steiger
Not pictured: Jennifer Fischer

Firm Biographies

James K. Tonrey, Jr.
Chief Executive Officer, Chief Investment Officer

James K. Tonrey, Jr., is Founder and Chief Executive Officer for Stillwater Investment Management, LLC. With over thirty-five years of investment management experience, Mr. Tonrey is responsible for portfolio management and the management of the firm. He also is the Chairman of Stillwater’s Investment Committee.

Prior to establishing Stillwater Investment Management, Mr.Tonrey served as a Portfolio Manager with Windsor Financial Group. He was responsible for managing investment portfolios and client relationships for over 60 high net worth families, their trusts and corporations, representing over $100 million of assets under management. In addition, Mr. Tonrey served as a Director and Senior Vice President with Boston Research and Management, Inc., a registered investment advisory firm located in Manchester, Massachusetts.

Mr. Tonrey is a member of the Chartered Financial Analysts Institute and the Twin Cities Society of Securities Analysts.

Mr. Tonrey received his Bachelor of Arts degree in Sociology from Bates College in Lewiston, Maine.


Amy L. Enderlein
Chief Operations Officer

Amy L. Enderlein is Chief Operations Officer for Stillwater Investment Management, LLC. With over twenty-four years investment operations experience, Ms. Enderlein is responsible for overseeing all aspects of securities trading and the firm’s day-to-day operations including client portfolio accounting, reporting and service. Ms. Enderlein is also a member Stillwater’s Investment Committee.

Prior to joining Stillwater Investment Management, Ms. Enderlein served as Manager of Operations with Windsor Financial Group and Account Administrator for Investment Advisors Inc.

Ms. Enderlein received her Bachelor of Arts degree in Business Management with highest honors from Bethel University.


Eric A. Bratvold
Chief Marketing Officer

Mr. Bratvold is Chief Marketing Officer for Stillwater Investment Management, LLC. With over nineteen years of investment experience, Mr. Bratvold is responsible for all marketing, client relationship and new business development. Mr. Bratvold is also a member of Stillwater’s Investment Committee.

Prior to joining Stillwater Investment Management, Mr. Bratvold served as the Branch Manager of TD Ameritrade’s St. Paul office. He was responsible for all the day to day operations of the branch including management, sales and client service.

Mr. Bratvold received his Bachelor of Science degree in Business Management from Bemidji State University in Bemidji, Minnesota.


Dana J. Tonrey
Chief Compliance Officer, Manager of Information Technology

Dana J. Tonrey is the Chief Compliance Officer (CCO) and Manager of Information Technology for Stillwater Investment Management, LLC. As CCO, Ms. Tonrey is responsible for ensuring that the company complies with its outside regulatory requirements and internal policies. With over twenty-four years of managing information technology within the investment industry, she is also responsible for the firm’s technology applications, implementation and vision. This includes applying leading edge technology where appropriate while ensuring data accuracy, security and time sensitive delivery.

Prior to joining Stillwater Investment Management, Ms. Tonrey served as Vice President of Technology Services for Wellington Management, Boston, Massachusetts and Network Integrator of Information Services for Putnam Investments.

Ms. Tonrey is a member of the National Society of Compliance Professionals.

Ms. Tonrey received her Bachelor of Science degree in Management from Bentley University in Waltham, Massachusetts and her Masters in Business Administration from the Carroll School of Management at Boston College.


Matthew T. Steiger
Portfolio Manager

Matthew T. Steiger is a Portfolio Manager for Stillwater Investment Management, LLC. With nine years of experience in the investment industry, Mr. Steiger is a member of Stillwater’s Investment Committee and assists with research, client service, new business and portfolio management.

Prior to joining Stillwater Investment Management, Mr. Steiger served as a Portfolio Analyst with Columbia Management; specifically on the Fixed Income Investment Grade portfolio management team. Additionally, he was an Equity Research Analyst with Disclosure Insite.

Mr. Steiger received his Bachelor of Science degree in Business/Finance from the Carlson School of Management at the University of Minnesota. Mr. Steiger carries a Series 65 Uniform Investment Advisor securities license.


Jennifer L. Fischer
Senior Business Analyst

Ms. Fischer is a Senior Business Analyst for Stillwater Investment Management, LLC, and assists in the day to day operations of the firm including client servicing, portfolio accounting, work flow analysis, special projects, and compliance activities.

Prior to joining Stillwater Investment Management, LLC, Ms. Fischer served as Chief Financial Officer and Chief Compliance Officer for Palisade Asset Management, LLC. Previously, Jennifer served as Manager of Operations and Fixed Income Trader at Windsor Financial Group, as well as several roles at Washington Square Capital.

Ms. Fischer studied Music at the University of Minnesota, and currently attends St. Catherine University.

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