Financial Oversight
Executive-level financial oversight covering budgeting, forecasting, cash flow management, and timely reporting so nonprofit leaders can make informed decisions with greater confidence and clarity.
Get executive-level financial leadership without the cost of a full-time hire. One Abacus Advisory helps White Plains nonprofits improve forecasting, reporting, compliance, and board communication with flexible CFO support tailored to funding cycles, audits, and growth planning common across Westchester County organizations.

Strategic finance support for nonprofits needing stronger reporting, planning, compliance, and leadership without a full-time CFO hire.
Executive-level financial oversight covering budgeting, forecasting, cash flow management, and timely reporting so nonprofit leaders can make informed decisions with greater confidence and clarity.
Board-ready financial analysis and executive collaboration that turns complex numbers into clear insights for governance, planning, and stronger stakeholder communication.
Support for audit preparation, internal controls, regulatory compliance, and risk management to strengthen accountability and reduce operational and reporting vulnerabilities.
Practical budgeting frameworks and cash forecasting tools designed around nonprofit funding cycles to improve visibility, resource allocation, and financial stability.
Seamless financial leadership during transitions, staffing gaps, or organizational change to maintain continuity across reporting, close cycles, and strategic priorities.
Hands-on oversight of day-to-day finance functions, including reporting consistency, cash monitoring, and operational alignment between accounting execution and leadership strategy.
One Abacus Advisory delivers senior financial guidance for nonprofits that need sharper reporting, stronger controls, and better planning without adding a permanent executive salary. For organizations in White Plains and across the broader Westchester area, this means practical support for board reporting, audit readiness, cash visibility, and mission-aligned decision-making that fits real operating demands.

See how nonprofit leaders gain clarity, stability, and stronger financial decision-making with experienced fractional support.
Nonprofits rely on us for experienced, flexible financial leadership built around real operational needs.
Dedicated nonprofit expertise supports funding complexity, governance needs, and mission-driven financial decision-making.
Right-sized CFO guidance helps White Plains organizations access executive insight without full-time overhead.
Clear, actionable reporting strengthens board communication, planning discussions, and stakeholder confidence.
Experienced leadership helps Westchester nonprofits stay steady during audits, growth phases, and staffing changes.
Experienced nonprofit finance leadership you can trust.

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.
Outsourced CFO costs are typically far lower than hiring a full-time executive because you pay only for the level of support you need. Pricing usually depends on scope, reporting complexity, board involvement, audit support, and meeting cadence. For nonprofits, a fractional model is often the most cost-effective way to access budgeting, forecasting, compliance, and strategic financial leadership.
Talk with our team about your nonprofit's financial needs.
Deep finance and accounting leadership experience.
Focused expertise for mission-driven organizations.
Flexible executive support across transitions.
Share your nonprofit's goals, challenges, or reporting needs, and we'll outline the right level of financial leadership 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.