Trusted Accountants & Tax Advisors.

Rowan works with owner-operated businesses to provide clear reporting, financial visibility and ongoing financial oversight.

Our Clients:

  • Healthcare Practices

  • Professional Service Firms

  • Trades & Service Businesses


Our Approach

How Rowan works.

Rowan works closely with owner-operated businesses to provide consistent accounting, tax support and financial oversight throughout the year.

The focus is simple:

  • clear reporting

  • current numbers

  • reliable business support as the business grows.

We keep the books clean and current each month so owners have visibility into profitability, cash flow and tax exposure before problems are allowed to build up.

Every client relationship starts with a short introductory call to understand the business, current setup and where support is needed.

Meet the team

Killian Duffy (CGMA)

Managing Partner

Killian is a Chartered Global Management Accountant (CGMA) and Managing Partner at Rowan. Killian works closely with owner-operated client businesses across accounting, reporting and financial oversight. His background combines finance leadership roles with hands-on client advisory services across businesses in multiple sectors and geographies.

Aa Managing Partner, Killian works directly with clients to bring structure, visibility and control to the financial side of their business.

Susan Marano

Head of Bookkeeping

Susan leads bookkeeping operations at Rowan, overseeing day-to-day financial accuracy, reconciliations and month-end reporting. She works closely with clients to ensure records are maintained properly and financial information stays current throughout the year.

Known for her consistency and attention to detail, Susan brings over 35 years financial control experience in helping clients stay organized, tax-ready and confident in their numbers. Her approach is calm, dependable and focused on building long-term client relationships.

Geraldine Lenihan

Head of Client Services

Geraldine leads client services at Rowan and acts as a central point of contact for onboarding, communication and ongoing support. She works closely with business owners to ensure clients feel supported, informed and looked after throughout the process.

Her focus is on responsiveness, trust and making financial support feel approachable and straightforward. Geraldine brings over 35 years experience in creating the relationship-first experience that sits at the center of Rowan’s approach.

Next Steps:
  • We start with a short consultation to understand your business, current bookkeeping setup and any backlog or problem areas. This allows us to confirm scope and pricing tier before moving forward.

  • If your books are behind, we bring everything up to date as part of onboarding. Accounts are reconciled, issues corrected and reporting aligned so the foundation is solid.

  • Once live, we handle your monthly bookkeeping, reconciliations and reporting on a consistent schedule. Your books stay accurate, organized and Tax-ready, without last-minute stress.

Our Services

How rowan supports Clients.

  • Accounting & Bookkeeping

    Monthly bookkeeping and reconciled financial records kept accurate and current throughout the year.

  • Financial Reporting

    Clear monthly reporting to help owners understand profitability, cash flow and overall business performance.

  • Tax Advisory

    Ongoing Tax support and financial organization designed to reduce surprises and keep businesses prepared year-round.

Let's work together:

Clear accounting, tax support and financial guidance for growing businesses.