Meet Our Team

Call Us: 816.461.9255



Nancy R. McCullough
Founder & CEO

Since forming e2E, LLC in January 2013, Nancy has brought unparalleled entrepreneurial experience as a do-er and leader to growing businesses in the Kansas City metropolitan area by providing business management strategies to assist at various life-stages along the path from entrepreneur to enterprise. Throughout her career, Nancy has worked hands-on in high-growth businesses -- from startups to mid-market enterprises. A perpetual student of entrepreneurial finance and accounting, Nancy’s most formative experience came from serving as the Chief Financial Officer for the Ewing Marion Kauffman Foundation, the region’s most respected institution in entrepreneurial education.

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Kenna Valentine
Finance Practice Leader

Kenna is an accomplished accounting professional and strategic partner who deeply values the well-being of clients and their people. She is passionate about understanding client’s needs and collaborating with leadership teams to create value and results through financial best practices. 

Kenna brings an abundance of finance, accounting and business experience to her work. She is skilled in strategic and tactical planning, project planning and problem resolution in addition to tactical skills such as audit oversight, financial reporting and analysis, developing projections, policy and procedure development, cost control and system implementation. Kenna believes outstanding results are possible through building and maintaining solid relationships with clients, business partners and vendors.

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Cristina Martinez
HR Consultant

Cristina enjoys partnering with business leaders to create strategic Human Resource practices that will lead to long-term growth.

She provides guidance and direction to e2E’s clients in all areas of HR, benefits, compliance and payroll. Her approach includes applying creative solutions to HR situations as well as developing tools and processes that can make Human Resources more efficient and effective.

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Diane Reinhard
Payroll and Benefits Consultant

Diane understands the importance of this, so she strives to ensure that compensation and benefits never get in the way of productivity.

She provides customer service to e2E’s clients as she would expect to be served, helping clients and their employees with pay-related questions and working with government agencies on tax filings.

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Ed Sammarco
CFO Consultant

Ed is extremely passionate about providing core accounting and financial support to small business owners. Ed’s experience in all areas of business growth also provides him with the experience and insight necessary to provide strategic recommendations that will serve e2E’s clients well.

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Jonathan Sterk
CFO Consultant

As a financial leader, Jonathan works to build trust in the accounting and finance departments from the owners down to the most part-time employee.

Jonathan holds his CPA license and has also spent a total of five years as a tax software coder and an auditor as well as twelve years as a tax preparer, giving him a well-rounded view of any financial task at hand.

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Beth Murray
Accounting Consultant

Beth's broad accounting and financial reporting experience is what makes her a valuable partner for business owners and CEOs. Her past experiences also demonstrate her willingness and ability to "roll up her sleeves", dig in and ensure companies have the information they need to plan for growth.

She is passionate about partnering with and supporting small, growth oriented organizations as they advance to the next level and thrives in fast-paced environments. She has a great mindset for business and numbers and welcomes the opportunity to provide solutions to the challenges e2E's clients may face as they grow their organizations.

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Erica Rausch
Accounting Consultant

Erica is a self-professed lover of all things mathematical. From high school algebra to college accounting to her career as a tax preparer and CPA, Erica's passion has always been using her mathematical acumen and problem-solving skills for the benefit of e2E clients.

She brings a 25-plus year track record of ethical and meticulous accounting and taxation to bear on her work. Her expertise is in tax preparation for businesses -- partnerships, S-Corporations and Corporations -- with a special emphasis on the non-profit sector. She loves how working in this area allows her to use her skills for a good purpose.

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Veronica L. Gach
Accounting Consultant

Roni began her career as an accountant. She earned her CPA certificate in 1993 and has since held various roles as a bookkeeper, office manager and accountant, as well as serving as a consultant for a not-for-profit organization.

Roni’s enthusiasm for her work stems from a passion for helping others. She loves knowing she can contribute to the growth of a small business by assisting them with tasks many people find overwhelming. Roni enjoys helping businesses understand their financial statements and navigate through the sometimes confusing world of starting and owning a small business.

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Andrea Haring
Accounting Specialist

QuickBooks Certified and in the process of completing her Bachelor’s degree in business & accounting, Andrea has a strong background in office management, bookkeeping, payroll and client services. She worked for several years in the Chicago area serving small businesses in multiple roles that required her to manage much of the back-office administration. Andrea is adept at working with numbers and specializes in getting to the root of a problem to formulate efficient solutions. She is dedicated to ensuring accuracy in the fast-paced world of e2E’s clients.

Andrea enjoys living downtown and working with small business. She is excited about the increasing growth of entrepreneurial and small business enterprises across the city.

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Lindsay Carter
Accounting Specialist

Lindsay has a strong background in client services and the financial industry. As a result of her time spent working as a mutual fund security specialist processing mutual fund transaction and service requests from shareholders and broker/dealers, she knows the importance of attention to detail. She understands keeping track of the books accurately is essential to a growing company and she strives to bring peace of mind in this area to e2E clients.

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Sam McCullough
Accounting Specialist

Sam has the ability to see things as his e2E clients do because he has walked in their shoes. He puts his valuable experience in running his own company to work helping e2E clients with their businesses.  He understands the importance of knowing the numbers and therefore is passionate about good bookkeeping.

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Tammy McGurn
Accounting Specialist

Dedicated, focused and passionate about providing quality service, Tammy helps e2E’s clients achieve success in their business endeavors. With a background in trust administration as well as other client service industries, Tammy offers a wealth of experience and a commitment to assisting clients in a positive, professional and results-oriented manner.

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