M Y S I A
Books you can trust

Numbers you can run the business on.

Month-end close, management packs and cash visibility for owners who need finance without the fog.

Talk to a Partner
Tax with foresight

Stay compliant—and keep more of what you earn.

Filing calendars, structure reviews and planning conversations timed to how your business actually operates.

Review Your Tax Year
Finance that scales with you

Fractional CFO support when the stakes get real.

Forecasts, board-ready packs and a senior finance partner for decisions that shape the next chapter.

Book a Finance Call

Bookkeeping & Close

Clean ledgers and a close process that finishes on time.

Tax Advisory

Planning and compliance that protect the upside.

Fractional CFO

Senior finance judgment without the full-time overhead.

Built for operators

An accounting firm that speaks business, not jargon.

Mysia keeps your numbers honest and your decisions informed. We close the books, surface the story behind them and stay close when the plan has to change.

25+Years advising growth-stage firms
800+Clients across industries
97%Engagements renewed yearly
Meet the Firm
Firm Services
Everything from the monthly close to multi-entity reporting—under one partner.
Financial Reporting

Financial Reporting

Management packs, KPI dashboards and board-ready statements delivered on a fixed cadence.

Tax Compliance

Tax Compliance

Filings, estimates and calendar ownership so tax never becomes an emergency.

Business Finance

Business Finance

Cash forecasts, scenario models and advice when growth needs a sharper plan.

Payroll

Payroll

Accurate pay runs, filings and benefits coordination your people can rely on.

Multi-entity Accounting

Multi-entity Accounting

Consolidations and intercompany clarity for groups that outgrew a single ledger.

Back-office Support

Back-office Support

AP, AR and admin workflows that keep operations moving while you focus on growth.

Why Mysia
A finance partner built for owners who want calm, clear numbers—not noise.
Partner-Led Work

Senior accountants stay on the engagement—not just the pitch deck.

Fit to Your Stage

Scopes sized to startups, multi-entity groups and everything between.

Deadline Discipline

Close calendars and filing dates owned end to end—no last-minute scramble.

Always Reachable

Direct lines to people who know your file when a decision cannot wait.

Proof in the numbers

Finance outcomes clients can measure.

Cleaner closes, fewer tax surprises and forecasts leadership teams actually trust.

85%

Faster Month-End Close

Clients report shorter close cycles after we rebuild their reporting rhythm.

60%

Fewer Tax Surprises

Proactive planning that surfaces obligations before they become emergencies.

Client Stories
What operators say after the books stop being a bottleneck.
James Hale
James Hale CEO, Northline Goods
Mysia rebuilt our close and gave leadership a pack we finally trust. Decisions got faster overnight.
Priya Nair
Priya Nair Founder, Softpath Labs
Tax season used to panic us. Now the calendar is owned, the estimates are clear and we sleep better.
Marcus Orth
Marcus Orth COO, Harbor Collective
Fractional CFO support without the full-time hire—forecasts, board packs and calm advice when we needed it.
Free Quote

Tell us where the books need help.

Share a few details about your firm and we will send a no-obligation scope and fee outline—usually within one business day.

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We will map a scope that fits your stage—not a one-size package.

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From the Desk
Practical notes on close, tax and cash for operators.

The checklist we use to cut close cycle time without sacrificing accuracy.

Tax calendar planning Tax

How growing teams avoid filing surprises with a living compliance calendar.

Keep the model simple, the drivers visible and the update rhythm weekly.