Accounting Services
Reliable day-to-day nonprofit accounting support that improves accuracy, strengthens processes, and gives leadership timely, compliant financial information for oversight and planning.
One Abacus Advisory helps Michigan nonprofits strengthen accounting, reporting, and financial oversight with experienced, mission-focused support. From grant compliance to board-ready reporting, we deliver practical guidance that fits your organization’s needs and budget, helping you stay audit-ready and make confident decisions in a complex funding environment.

Specialized accounting and financial leadership services built to support nonprofit compliance, reporting accuracy, and stronger decision-making.
Reliable day-to-day nonprofit accounting support that improves accuracy, strengthens processes, and gives leadership timely, compliant financial information for oversight and planning.
Strategic financial oversight including budgeting, forecasting, cash flow management, and board-ready reporting to support governance, compliance, and mission-aligned decisions.
Comprehensive review of accounting people, processes, and systems to identify risks, control gaps, and inefficiencies, followed by prioritized recommendations.
Enhancement of nonprofit accounting platforms through configuration improvements, workflow automation, reporting upgrades, and training for greater efficiency and confidence.
Executive-level financial leadership for nonprofits needing stronger planning, compliance, audit readiness, and strategic guidance without a full-time hire.
Support for complex grant portfolios and government funding requirements, helping nonprofits maintain accurate reporting, compliant drawdowns, and funder confidence.
Michigan nonprofits need accounting support that goes beyond bookkeeping. One Abacus Advisory helps organizations improve reporting, strengthen controls, and align financial operations with board expectations, grant requirements, and long-term sustainability. Whether you are managing restricted funds, preparing for an audit, or improving visibility across programs, our services provide practical structure and experienced guidance tailored to nonprofit realities.

See how nonprofit leaders gain stronger reporting, stability, and confidence with experienced financial guidance.
Nonprofits choose our team for experienced, flexible financial leadership built around mission-driven organizations.
Dedicated nonprofit expertise supports Michigan organizations facing grant, audit, and board reporting demands.
Right-sized accounting leadership gives nonprofits senior guidance without the cost of full-time overhead.
Clear, actionable reporting helps executives and boards make confident decisions across changing funding cycles.
We improve controls, workflows, and accounting systems for reliable operations and cleaner financial visibility.
Experienced nonprofit finance guidance, 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.
Nonprofit accounting services typically include transaction oversight, financial statement preparation, budgeting, cash flow monitoring, restricted fund tracking, grant reporting, internal controls, and board-ready reporting. At One Abacus Advisory, services can also extend to accounting system assessments, optimization, and fractional financial leadership so organizations receive both day-to-day support and higher-level guidance.
Talk with our team about your organization’s financial needs.
Deep finance and accounting leadership experience.
Specialized support for nonprofit organizations.
Flexible CFO and controller support.
Share your organization’s goals, reporting challenges, or system concerns, and we’ll recommend the right level of 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.