Fractional CFO
Executive-level financial leadership for nonprofits needing strategic oversight, budgeting, forecasting, cash flow management, compliance support, and board-ready reporting without the cost of a full-time CFO.
Get senior-level nonprofit financial guidance that strengthens reporting, budgeting, compliance, and board decision-making. One Abacus Advisory helps mission-driven organizations improve financial clarity, stabilize operations, and plan confidently for growth, audits, grants, and leadership transitions with flexible support tailored to nonprofit realities.

Strategic and hands-on financial support designed for nonprofit leaders, boards, and growing mission-driven organizations.
Executive-level financial leadership for nonprofits needing strategic oversight, budgeting, forecasting, cash flow management, compliance support, and board-ready reporting without the cost of a full-time CFO.
Comprehensive financial oversight that improves budgeting, forecasting, reporting accuracy, and governance visibility so leadership teams can make informed, mission-aligned decisions with confidence.
Practical budgeting frameworks and cash forecasting tools that help nonprofits monitor performance, manage resources proactively, and maintain stronger financial stability throughout the fiscal year.
Reliable day-to-day accounting support paired with stronger systems, cleaner processes, and timely financial information for effective oversight and operational consistency.
Detailed reviews of nonprofit accounting people, processes, and systems to identify risks, control gaps, and improvement opportunities with prioritized recommendations.
Clear financial communication and strategic support for executive directors and boards, translating complex data into actionable insights for governance and planning.
Nonprofit financial advisory works best when strategy and execution stay aligned. One Abacus Advisory helps organizations strengthen budgeting, reporting, internal controls, and leadership decision-making while keeping mission priorities front and center. Whether you need fractional executive support, stronger accounting systems, or clearer board reporting, the focus stays on practical guidance that improves stability, transparency, and long-term sustainability.

Supporting nonprofits through growth, transitions, reporting improvements, and stronger financial leadership.
Nonprofits rely on experienced guidance that balances mission priorities with financial discipline.
Specialized support built around nonprofit reporting, governance, compliance, and mission-driven financial decision-making.
Fractional CFO, COO, and finance leadership services provide senior expertise without full-time overhead.
Clear, actionable reporting helps executives and boards make stronger strategic and fiduciary decisions.
Backed by over 25 years of finance and accounting experience serving complex organizational needs.
Experienced guidance for nonprofit financial and operational needs.

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.
Yes. Nonprofit financial advisors specialize in the financial, compliance, and governance needs of mission-driven organizations. They typically support budgeting, cash flow planning, board reporting, grant compliance, internal controls, audit readiness, and long-term sustainability. Unlike general advisors, they understand restricted funding, donor reporting, program allocation, and the operational realities nonprofits face when balancing mission impact with financial stewardship.
Talk with an experienced nonprofit finance advisor today.
Seasoned finance and accounting leadership.
Focused guidance for nonprofit organizations.
Executive insight without full-time overhead.
Share your organization’s goals, challenges, or reporting needs, and we’ll outline the right advisory support for your team.
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.
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.