Accounting Services
Reliable day-to-day accounting support for nonprofits, including core financial management, stronger processes, and timely information that helps leadership and boards oversee operations with greater clarity and confidence.
Get nonprofit-focused accounting and bookkeeping support designed for stronger reporting, cleaner systems, and confident decision-making. One Abacus Advisory helps San Diego organizations manage day-to-day finances, improve internal controls, and deliver board-ready reporting that supports compliance, grant stewardship, and long-term mission stability in a competitive local funding environment.

From daily accounting support to reporting and system improvements, we help nonprofits build reliable financial operations.
Reliable day-to-day accounting support for nonprofits, including core financial management, stronger processes, and timely information that helps leadership and boards oversee operations with greater clarity and confidence.
Hands-on oversight of budgeting, forecasting, cash flow monitoring, and financial statement preparation to keep nonprofit accounting accurate, consistent, and aligned with compliance and decision-making needs.
A detailed review of accounting people, processes, and systems to identify risks, inefficiencies, and control gaps, followed by practical recommendations to improve reporting accuracy and operational performance.
Configuration, workflow improvements, automation, and reporting enhancements for accounting platforms such as NetSuite, Sage Intacct, and QuickBooks Online to help nonprofit teams work more efficiently.
Customized budgeting frameworks and cash forecasting tools built around nonprofit funding cycles, giving leaders better visibility into financial performance and helping them plan resources more effectively.
Clear, board-ready financial reporting and executive collaboration that turns complex financial data into actionable insights for governance, planning, and stronger stakeholder communication.
One Abacus Advisory delivers nonprofit accounting and bookkeeping services that improve accuracy, reporting, and internal controls without adding unnecessary overhead. For San Diego organizations balancing grant requirements, board expectations, and evolving program demands, we provide practical financial support that keeps records clean, reporting timely, and leadership equipped to make informed decisions with confidence.

Supporting nonprofits with stronger reporting, smoother operations, and dependable financial leadership.
Nonprofits rely on us for practical financial leadership tailored to mission-driven operations.
Specialized nonprofit accounting insight supports compliance, stewardship, and mission-aligned financial decision-making.
Right-sized services help San Diego nonprofits get senior expertise without full-time overhead.
Clear reporting gives executives and boards actionable insights for stronger governance and planning.
We improve processes and platforms to support accurate reporting across growing San Diego organizations.
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.
Nonprofit accounting and bookkeeping services typically include transaction recording, account reconciliations, financial statement preparation, budget tracking, cash flow monitoring, month-end close support, and board-ready reporting. For nonprofits, these services also often cover fund tracking, grant-related reporting support, internal controls, and processes that help maintain compliance, transparency, and accurate financial oversight for leadership and boards.
Talk with our team about your accounting and bookkeeping needs.
Seasoned finance and accounting leadership
Specialized support for nonprofit organizations
Experience improving nonprofit finance systems
Share your organization’s needs and we’ll help you identify the right accounting, bookkeeping, or 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.