Financial Oversight
Provide strategic budgeting, forecasting, cash flow management, and timely reporting so nonprofit leaders and boards have accurate financial insight for governance, planning, and mission-aligned decisions.
Get senior-level financial leadership tailored to nonprofit needs without the cost of a full-time executive. One Abacus Advisory helps Chicago organizations strengthen reporting, budgeting, controls, and board communication so leaders can make confident decisions, stay compliant, and manage funding cycles with greater clarity in a complex urban nonprofit environment.

Flexible financial leadership services built for nonprofit reporting, compliance, planning, and operational stability.
Provide strategic budgeting, forecasting, cash flow management, and timely reporting so nonprofit leaders and boards have accurate financial insight for governance, planning, and mission-aligned decisions.
Develop practical budgets and cash forecasting tools aligned to nonprofit funding cycles, helping organizations monitor performance, anticipate shortfalls, and make informed resource decisions throughout the fiscal year.
Oversee day-to-day finance functions including reporting, close support, cash monitoring, and statement preparation to keep accounting operations accurate, consistent, and compliant.
Bridge accounting execution and executive strategy with hands-on leadership focused on reporting integrity, internal controls, compliance, and finance team management.
Translate complex financial data into clear, board-ready reporting that supports governance, strategic planning, and stronger communication with funders and stakeholders.
Step in during staff departures or transitions to stabilize finance operations, maintain continuity, and keep audits, month-end close, and reporting on track.
Finance Director Services from One Abacus Advisory give Chicago nonprofit organizations experienced leadership across reporting, budgeting, controls, and board communication. Whether your team is managing restricted funding, preparing for audit scrutiny, or navigating leadership change, this support brings structure and clarity without adding a full-time executive salary. The result is stronger financial visibility, steadier operations, and better-informed decisions.

See how nonprofit leaders gain clarity, stability, and stronger financial operations with experienced fractional support.
Nonprofits rely on experienced, flexible financial leadership that supports both daily execution and long-term stability.
Dedicated nonprofit financial expertise supports compliance, reporting, and funding stewardship with mission-first perspective.
Chicago organizations get right-sized leadership without committing budget to a full-time finance executive.
Clear, board-ready reporting helps leadership teams communicate confidently with trustees, funders, and stakeholders.
Experienced support helps Chicago nonprofits stay steady through audits, growth phases, and leadership transitions.
Experienced nonprofit finance leadership, tailored to your mission.

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.
A fractional finance director provides senior-level oversight of budgeting, forecasting, cash flow, reporting, internal controls, and finance team processes on a part-time basis. For nonprofits, this often includes board-ready reporting, grant-related financial tracking, audit preparation support, and stronger month-end discipline. The role helps leadership improve financial visibility and compliance without hiring a full-time executive.
Talk with our team about your nonprofit’s financial needs.
Seasoned financial leadership across complex organizations.
Focused expertise in nonprofit financial operations.
Flexible executive support for growing nonprofits.
Share your organization’s goals, reporting challenges, or transition needs, and we’ll outline practical next steps for support.
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.