
Experience you can count on
Welcome to ONAS, your trusted accounting partner in Dublin. With over 30 years of experience across all sizes of companies, we provide expert Financial Controller experience tailored to your business needs. Let us help you navigate the complexities of accounting so you can focus on what you do best.
Our services
We offer a comprehensive suite of accounting services designed to support your business at every stage. From bookkeeping to financial planning, we have the expertise to help you succeed.
Bookkeeping
Maintain accurate and up-to-date financial records with our professional bookkeeping services. We handle your day-to-day transactions, ensuring compliance and providing you with clear insights into your business performance.
Management Accounting
Gain valuable insights into your business performance with our management accounting services. We provide detailed financial analysis, budgeting, and forecasting to help you make informed decisions and drive profitability.
Outsourced Financial Controller
Get expert advice and guidance with our Financial Controller services. We provide insights and recommendations to help you improve your financial processes, make informed decisions, and drive business growth.
Your success is our priority
At ONAS, we are dedicated to providing exceptional accounting services that help businesses thrive. With our extensive experience and commitment to client satisfaction, you can trust us to be your reliable financial partner in Dublin.

Beyond the ordinary
This is where our journey begins. Get to know our business and what we do, and how we're committed to quality and great service. Join us as we grow and succeed together. We're glad you're here to be a part of our story.