Get to know our leadership team

Leadership at the Northern Ohio office is dedicated to doing good for our clients, employees and community.

Photo of Managing Partner John Ertz

John Ertz

Managing Partner

John Ertz is the Managing Partner of the Northwestern Mutual Cleveland office and has more than 30 years of experience in the financial services industry. John is responsible for the growth, building of distribution, and supervision of all associates in the region as well as the network office’s sales and service operations. He oversees a team of more than 350 financial professionals who have won numerous awards during his tenure and been recognized as being among the Top 20 performing teams in the country for the firm. John embraces the opportunity to make a lasting impact on people’s lives and is deeply committed to collaborating with his group of Financial Advisors to elevate their career in an Advisor- and client-centric culture. John received a BA degree in Personnel Administration and Management from the University of Kansas. He holds the designation of Chartered Life Underwriter® and has earned his Life & Health and Series 6, 7, 8, 63 and 66 securities licenses.
Photo of Chief Growth Officer Jen Lann

Jen Lann

Chief Growth Officer

Jennifer Lann is the Chief Operations Officer of the Northern Ohio office and has more than two decades of experience in the financial services industry. In her role as COO, Jenn oversees the network operations to achieve the highest levels of productivity and profitability. As part of the Northern Ohio Office Leadership Team, she anticipates the needs of the office, strategically plans for its development, recommends necessary changes, and takes independent action within areas of authority. Jenn earned a Chartered Leadership Fellow® (CLF®) designation holds a Series 7, 9, 10 and 66 securities licenses. She has a Bachelor of Arts degree with a focus in Psychology from The Ohio State University.
Photo of Chief Operations Officer Kenneth Strebelow

Kenneth Strebelow

Chief Operations Officer

Photo of Chief Financial Officer Nathaniel Evans

Nathaniel Evans

Chief Financial Officer

Nate Evans is the Chief Financial Officer of the Northern Ohio office and has more than 17 years of experience in the financial service industry. Nate manages the offices financial operations including: general accounting, cost accounting, finance, forecasting, strategic planning, transaction analysis and negotiations, human resources and general administration, information technology, cash flow management and financing structure. He also oversees preparation and approval of all financial reports, including all financial statements. Nate earned a Bachelor of Science degree in Finance from the Martin J. Whitman School of Management at Syracuse University.
Photo of Chief Recruitment Officer Kimberly Coronel

Kimberly Coronel

M.S.

Chief Recruitment Officer

Kimberly is the Chief Recruitment Officer in the Northern Ohio office. With more than 7 years in the financial services industry and over 16 years serving in leadership roles, Kimberly oversees the strategic growth initiatives for the network office and leads our award winning recruitment team. As a part of the leadership team she strives to achieve the highest levels of growth and retention in our career advisor and staff roles. Kimberly holds Series 6 and 63 licenses with a Bachelors Degree from Messiah University and a Masters Degree from The George Washington University.
Photo of District Director Brian Boucher

Brian Boucher

CLTC®

District Director

Brian Boucher Is a Wealth Management Advisor & District Director at Northwestern Mutual, heading its downtown Cleveland office. Brian focuses on customizing comprehensive and easy-to-understand financial planning, wealth management, executive benefits, and tax avoidance strategies. He has nearly two decades of experience helping individuals and companies customize financial strategies and implementation plans that connect vision to long-term value. He leads high-performance teams that serve diverse industries and clients—from family-owned and medium-to-large businesses, Fortune 100 brands, and non-profits, to executives, industry professionals, entrepreneurs, investors, and retirees. His personal mission: to positively impact people by helping them achieve their financial vision and avoid financial regret. Brian holds a Bachelor’s degree in Business Management and is a subject matter expert in wealth management strategy, executive benefits, succession planning and retirement strategy.
Photo of Managing Director Weslee Trillow

Weslee Trillow

CFP®, CLU®, ChFC®

Managing Director

Photo of Managing Director Brian Aikens

Brian Aikens

CFP®, CLTC®

Managing Director

Brian Aikens has more than a decade of experience in the financial services industry and is the Managing Director of the Northwestern Mutual-Akron Agency. As the Managing Director, Brian works to positively impact the lives of clients, associates, and our community both now and into the next generation. He coaches and trains financial advisors on building a successful business across the state and country. Brian leads by example in his personal planning business, Aikens Financial. Aikens Financial is recognized as one of the fastest-growing investment businesses in Northeast Ohio affiliated with Northwestern Mutual. Brian and his team’s mission is to motivate and awaken leaders to enrich their legacy and live in the moment. Brian believes in continuing education to keep his professional edge. He holds CERTIFIED FINANCIAL PLANNERTM (CFP®) and Certified Long-Term Care (CLTC) certifications and has a Bachelor of Business Administration in Finance and Marketing from Ohio University.
Photo of Managing Director Spencer Hershey

Spencer Hershey

CLU®

Managing Director

Spencer Hershey has over a decade of experience in the financial services industry and serves as a Managing Director of Northwestern Mutual’s Canton office. As a Managing Director, Spencer’s mission is to positively impact everyone he comes across. He helps both his advisors and clients build lifetime plans for growth, impact, and financial security. While managing the district office, Spencer is committed to supporting the firm’s financial advisors and staff to achieve their personal visions for each of their amazing futures. He plays an integral role in his Network Office's Leadership Development Program. Spencer earned a Bachelor of Arts degree Summa Cum Laude in Accounting & Business Management from Walsh University.
Photo of Managing Director Chase Barnes

Chase Barnes

Managing Director

Chase Barnes is a Financial Advisor & Managing Director of Northwestern Mutual’s Findlay Office. As a financial advisor his practice brings clients closer to their financial goals, fostering stability, and nurturing generational wealth. Chase cultivates comprehensive relationships with his clients’, colleagues, associates, and community. His dedication extends to advancing the Findlay District through Northwestern Mutual's nationally ranked internship program and pilot new advisors’ careers. Through Chase’s tenure with Northwestern Mutual as recruiter, growth development director, advisor and Managing Director he has established his longevity and commitment to give daily security to his staff, associates, advisors, clients, and community. Chase has designations of Series 6,63 & 26. He holds a Bachelor’s degree in Psychology from Tiffin University as well as a Masters degree in Counseling from Heidelberg University.

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