One Abacus has been an exceptional partner to our organization during a crisis period. They quickly organized and brought together an extraordinary team that seamlessly supported everything from day-to-day accounting operations to complex audit preparation. Their expertise, efficiency, and calm command of the work immediately gave our staff and board confidence.
What impressed me most was their ability to truly understand the nuances of our organization and tailor their support accordingly. They were consistently responsive, even when faced with urgent or last-minute requests, and approached every challenge with professionalism and thoughtful problem-solving.
Beyond their technical excellence, the One Abacus team communicates clearly, works collaboratively, and operates with the highest level of integrity. Their support was comprehensive and reliable, and they were genuinely a pleasure to work with throughout the entire process.
I highly recommend One Abacus without hesitation to any organization seeking a trusted and experienced financial partner who combines deep expertise with outstanding client service.
Adele Adkins
Managing Director of Laguna Playhouse
Lorin and the team she assembled have been exceptional in their expertise, professionalism, and adaptability. They conducted a comprehensive accounting assessment that gave us clarity on our financial operations and identified key areas for improvement.
Their optimization of our NetSuite environment has significantly enhanced our reporting capabilities and operational efficiency. In parallel, they’ve supported our Executive Team in becoming more financially literate during a critical leadership transition to a new CFO and Controller. All of this has been accomplished while ensuring continuity with our lean internal finance team. We couldn’t be more grateful for their partnership.
Dr. Jo-Elle Mogerman
President of Philadelphia Zoo
We appreciate many things about One Abacus, but the thing that stands out most is their team’s investment in our success. They have gone above and beyond to deeply understand our organization and our financial structure. One Abacus’ outside viewpoint and collaboration have allowed us to create and implement a more effective budgeting and cash forecasting system that will give us a timely, concise picture of our financial performance throughout the fiscal year.
Ingrid M. Nyholm-Lange
Chief Operating Officer of American Swedish Institute
One Abacus has been an incredible partner during a critical time for our team. They quickly mobilized a talented group of professionals who handled everything from day-to-day accounting to audit prep with expertise and ease. They took the time to understand our unique needs and were always responsive—even for last-minute requests.
What truly sets them apart is their professionalism, clear communication, and problem-solving approach. Their support was comprehensive, and they were a pleasure to work with every step of the way. We highly recommend them.
Brenda Simmons
Chief Executive Officer of Institute for Public Strategies
One Abacus stepped in when our organization was overwhelmed, understaffed, and faced with a major restructuring. Their expertise was instrumental as we rebuilt our financial operations from the ground up. We are grateful for the clear, steady guidance that helped set us up for success.
Kelly Ricker
Chief Operating Officer of Global Technology Industry Association
One Abacus delivered exactly the support and expertise our agency needed at a critical time. During a major transition, we were feeling overwhelmed and uncertain—but their team brought calm, clarity, and confidence to the process. Their insights and project management were exceptional, spanning everything from high-level strategy to the most detailed journal entries. They even helped us identify and on board a new audit partner, which was a huge relief during a stressful period. What impressed me most was their ability to adapt—once we moved past the crisis, they seamlessly adjusted their approach to fit our evolving needs. Discovering One Abacus was a turning point, and we’re incredibly grateful for their partnership.