Personalized US-Nordic accounting

As an extension of your team, we handle bookkeeping, closing, and reporting in the US and Finland, so your numbers are accurate, your compliance stays on track, and you always know where the business stands.

Contact us

Photo by M.E. Mousa

Who we help

We provide accounting and bookkeeping for businesses of all sizes in the US and Finland, including companies with operations, owners, or reporting needs across both the Nordics and the US.

Our team is specialized in supporting international, fast-moving businesses in:

Tech
Media
CPG
Professional services

Day-to-Day Accounting

Bookkeeping & General Ledger Management (monthly, quarterly, or annual)
Accounts Payable & Accounts Receivable Support to improve cash visibility and control
Month-End / Year-End Close Support to keep reporting consistent and audit-ready
Financial Statements & Reporting aligned with U.S. requirements (and tailored reporting as needed)

Decorative image of Central Park by Westmusa co-founder M. E. Mousa

Planning, reporting & cross-border coordination

Cash Flow Tracking & Forecasting to support smarter planning and hiring decisions
Budgeting & Financial Planning Support based on your goals and growth stage
Management Reporting & KPI Dashboards (e.g., runway, margin, burn, revenue trends)
Your In-House Team for the US Entity. We handle day-to-day accounting for the US subsidiary and coordinate closely with the Nordic parent company, so reporting flows
Liaison Support with banks, auditors, and other advisors when documentation or reporting is required

Learn more

Who we help

Day-to-Day Accounting

Planning, reporting & cross-border coordination

"As an individual tax advisory customer for already 10 years, I can highly recommend the services of Westmusa in international tax matters"

Our latest blog posts