Nonprofit CFO Services in Appleton, WI

One Abacus Advisory delivers executive-level nonprofit financial leadership without the cost of a full-time hire. From budgeting and board reporting to audit readiness and cash flow planning, we help Appleton organizations build stronger financial systems, support sustainable growth, and make confident decisions in Wisconsin's evolving funding and compliance environment.

Nonprofit CFO consulting meeting

Our Nonprofit CFO Services

Strategic financial leadership, reporting, compliance, and planning support tailored to nonprofit organizations.

Fractional CFO

Access senior financial leadership for budgeting, forecasting, cash flow management, board reporting, and strategic planning without the long-term cost of a full-time CFO.

Financial Oversight

Strengthen financial visibility with executive oversight of reporting, budgeting, compliance, and internal controls that support sound governance and mission-aligned decisions.

Budget Forecasting

Develop practical budgets and cash forecasting tools that help nonprofit leaders anticipate needs, allocate resources wisely, and maintain operational stability year-round.

Board Collaboration

Equip executive directors and boards with clear, board-ready financial analysis that improves governance, planning, and confidence in major organizational decisions.

Interim Support

Maintain continuity during leadership changes with experienced financial guidance that keeps reporting, month-end processes, and audit preparation moving forward.

Compliance Controls

Reduce risk through stronger internal controls, audit readiness, and regulatory compliance practices designed for the demands of nonprofit funding and oversight.

Mission-Aligned Guidance

Financial Leadership Built for Nonprofits

Our nonprofit CFO services give organizations the strategic financial leadership needed to plan confidently, report clearly, and operate with stronger control. One Abacus Advisory helps Appleton nonprofits improve budgeting, cash visibility, board communication, and compliance readiness, all with flexible support that fits local organizations balancing mission impact, grant requirements, and responsible stewardship across Wisconsin's nonprofit landscape.

Nonprofit financial strategy session
Trusted Nonprofit Partner

Success Stories

See how nonprofit leaders gain clarity, stability, and stronger financial decision-making with expert advisory support.

"We chose One Abacus Advisory to provide support to our accounting team while we recruited after our Finance Director departed our organization. Lorin met with me to efficiently assess how best to help our organization. Marjorie, from One Abacus Advisory, was able to step in as our interim Director seamlessly..."

Allyson Tutor
The One Abacus Difference

Why Choose One Abacus Advisory?

Nonprofits rely on us for flexible, experienced financial leadership tailored to real operational needs.

Nonprofit Focus

Dedicated nonprofit expertise supports stronger stewardship, reporting accuracy, and mission-aligned financial decisions.

Flexible Support

Appleton organizations get right-sized CFO guidance without committing to a full-time executive salary.

Board Clarity

Clear, actionable reporting helps leaders and boards make confident decisions and strengthen governance.

Transition Ready

Support through audits, growth, and leadership changes helps Wisconsin nonprofits maintain continuity and control.

Meet The Appleton Team

Experienced nonprofit financial leadership you can trust.

Portrait of Lorin Port, Founder and Consulting CFO of One Abacus Advisory

Lorin Port

Founder, Consulting CFO

Lorin Port is the Founder and Consulting CFO of One Abacus Advisory, bringing over 25 years of finance and accounting experience to the nonprofit sector. With a dedicated focus on nonprofit financial leadership for the past nine years, Lorin specializes in fractional CFO and COO services, nonprofit accounting, and NetSuite optimization. He has partnered with prominent organizations such as the San Diego Food Bank, Philadelphia Zoo, and Laguna Playhouse, delivering strategic financial guidance during periods of growth, transition, and complexity. Lorin is committed to empowering nonprofit leaders and boards with clear, actionable insights that drive stronger decisions and long-term organizational health. His flexible, right-sized approach ensures each client receives tailored support that aligns with their unique mission and operational needs.

Frequently Asked Questions

What does a fractional nonprofit CFO do?

A fractional nonprofit CFO provides executive-level financial leadership on a part-time or flexible basis. Services typically include budgeting, forecasting, cash flow oversight, board reporting, audit preparation, internal controls, and strategic financial planning. This model gives nonprofits access to senior expertise without the salary and benefits commitment of a full-time CFO, making it especially valuable during growth, transition, or funding complexity.

How is a nonprofit CFO different from a controller or accountant?

When should a nonprofit hire fractional CFO services?

Can a fractional CFO help with board reporting?

Do nonprofit CFO services include budgeting and cash flow forecasting?

Can you support nonprofits during audits or leadership transitions?

Are these services appropriate for small and mid-sized nonprofits?

How do we get started with nonprofit CFO services in Appleton, WI?

Still Have Questions About CFO Support?

Talk with our team about your nonprofit's financial needs.

Trusted & Experienced

Awards and Recognition

25 plus years experience badge

25+ Years Experience

Seasoned finance leadership for nonprofits.

Nonprofit financial expertise badge

Nonprofit Financial Expertise

Specialized advisory for mission-driven organizations.

Fractional leadership model badge

Fractional Leadership Model

Flexible executive support without overhead.

Talk With a Nonprofit CFO Advisor

Share your organization's goals, challenges, and timeline, and we'll outline the right level of financial leadership support.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +1 760-845-3808. You can also send us a quick email at lorin@oneabacusadvisory.com.