Fractional CFO
Executive-level financial leadership for nonprofits needing stronger forecasting, reporting, compliance, and strategic planning without the cost of a full-time CFO.
Build stronger financial systems, clearer reporting, and long-term resilience with nonprofit-focused consulting tailored to your mission. One Abacus Advisory helps organizations improve budgeting, cash visibility, compliance, and board-ready decision-making so leaders can plan confidently, manage growth, and protect program impact.

Strategic and operational financial services designed to strengthen nonprofit stability, compliance, and long-term decision-making.
Executive-level financial leadership for nonprofits needing stronger forecasting, reporting, compliance, and strategic planning without the cost of a full-time CFO.
Practical budgeting frameworks and cash forecasting tools that improve visibility, support board oversight, and help organizations manage resources proactively.
Comprehensive oversight of budgeting, cash flow, and financial statements to give leadership accurate, timely insights for mission-aligned decisions.
Management support for grant portfolios and government contracts, helping nonprofits maintain compliance, accurate reporting, and funder confidence.
Assessment and improvement of accounting systems, workflows, and controls to increase efficiency, accuracy, and reporting reliability.
Board-ready financial analysis and executive partnership that translate complex data into clear guidance for governance and strategic planning.
Nonprofit financial sustainability consulting helps organizations move beyond reactive finance management and build dependable systems for long-term health. One Abacus Advisory supports budgeting, forecasting, reporting, compliance, and leadership decision-making with practical, right-sized guidance. The result is stronger financial visibility, better board communication, improved operational discipline, and a more resilient foundation for funding, growth, and mission delivery.

See how nonprofit leaders gain stronger reporting, stability, and confidence through experienced financial guidance.
Nonprofits rely on experienced, flexible support that strengthens both strategy and day-to-day financial operations.
Specialized nonprofit financial leadership tailored to mission-driven organizations, boards, and funding realities.
Fractional leadership delivers senior expertise without the overhead of a permanent executive hire.
Board-ready insights turn complex financial data into practical guidance leaders can act on.
Backed by over 25 years of finance and accounting experience across growth and transition periods.
Experienced advisors focused on nonprofit financial strength.

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.
Nonprofit financial sustainability consulting helps organizations build stronger financial systems, planning practices, and reporting processes so they can operate more reliably over time. This often includes budgeting, cash forecasting, board reporting, internal controls, compliance support, and strategic financial guidance. The goal is to improve stability, reduce risk, and align financial decisions with mission priorities.
Talk with an experienced advisor about your nonprofit's needs.
Seasoned finance and accounting leadership.
Focused expertise for mission-driven organizations.
Flexible executive support without full-time overhead.
Share your organization's goals, challenges, or transition needs, and we'll outline practical next steps for stronger financial sustainability.
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.