Fractional CFO
Executive-level financial leadership for nonprofits that need budgeting, forecasting, cash flow oversight, audit readiness, and board-ready analysis without hiring a full-time CFO.
One Abacus Advisory helps Birmingham nonprofits strengthen reporting, budgeting, compliance, and financial leadership without the cost of a full-time executive hire. Whether your organization is managing grant requirements, preparing for audits, or planning sustainable growth, our tailored support gives leaders and boards clearer insight for confident decisions.

Strategic and day-to-day financial support tailored to nonprofit leadership, compliance, reporting, and sustainable growth.
Executive-level financial leadership for nonprofits that need budgeting, forecasting, cash flow oversight, audit readiness, and board-ready analysis without hiring a full-time CFO.
Reliable accounting support that strengthens daily financial operations, improves reporting accuracy, and gives nonprofit leaders timely information for oversight and decision-making.
Strategic oversight for budgeting, forecasting, cash management, and financial reporting so boards and leadership teams can make informed, mission-aligned decisions.
Practical budgeting frameworks and cash forecasting tools designed around nonprofit funding cycles to improve visibility, planning, and financial stability throughout the year.
Support for grant portfolios and government contracts with accurate reporting, drawdown oversight, and stronger internal processes to reduce compliance risk.
Hands-on senior finance leadership that bridges accounting operations and executive strategy, improving controls, team management, and reporting integrity.
One Abacus Advisory delivers flexible financial leadership built for nonprofits that need stronger systems, clearer reporting, and better decision support. From budgeting and cash forecasting to board reporting and compliance, services are tailored to each organization’s stage and complexity. For Birmingham nonprofits balancing community impact with funding accountability, this approach helps leadership stay proactive, organized, and financially resilient.

See how nonprofits benefit from clearer reporting, stronger systems, and experienced financial leadership.
Nonprofits rely on experienced guidance that strengthens both daily operations and long-term planning.
Specialized support built around nonprofit reporting, governance, compliance, and mission-driven financial decision-making.
Get senior financial guidance in Birmingham without the overhead of a permanent full-time executive hire.
Clear, actionable reporting helps executives and boards make confident decisions and maintain stakeholder trust.
Backed by over 25 years of finance experience supporting organizations through growth, audits, and transitions.
Experienced advisors focused on nonprofit financial leadership.

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.
Most nonprofits need a mix of budgeting, cash flow forecasting, financial reporting, accounting oversight, grant compliance, and board-ready analysis. As organizations grow, they often also need stronger internal controls, audit preparation, and executive-level guidance. One Abacus Advisory provides these services on a fractional basis, helping Birmingham nonprofits improve financial clarity without committing to a full-time finance executive.
Talk with our team about your nonprofit’s needs.
Extensive finance and accounting leadership background.
Focused guidance for mission-driven organizations.
Flexible executive support without full-time overhead.
Share your organization’s goals, challenges, and current financial needs. We’ll help you understand the right level of support and what next steps could look like.
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.