Mercer Flanagan CPA
Carroll Creek in downtown Frederick, MarylandServing Libertytown from Frederick
Your Frederick County CPA team

Libertytown, MD CPA & tax services

Tax preparation, bookkeeping, and planning for Libertytown individuals, families, and business owners — every return reviewed by a CPA, never offshored. Mercer Flanagan, CPAs since 1971.

Every return
Reviewed by a licensed CPA
Serving Frederick & Montgomery Counties
Year-round access, not just tax season
Industries we know by name
Why smart clients choose us

While other firms treat you like a number, we build relationships.

Most CPAs rush through returns without knowing your situation. We combine personal attention with expert knowledge to deliver results others can't match.

Other firmsShuffle you between staff who don’t know your history.
Mercer FlanaganPersonal relationships — we know your name, family, and financial situation, leading to better outcomes every year.
Other firmsRely on junior or even overseas staff.
Mercer FlanaganAccurate CPA review — experienced CPAs review every return, catching errors and finding deductions others miss.
Other firmsAvoid complex estate, trust, and nonprofit work.
Mercer FlanaganNon-profit, estate & trust specialists — probate, inheritance, and complex situations handled with expertise.
Other firmsDisappear after tax season.
Mercer FlanaganYear-round support — from complex planning to simple questions, whenever they come up.
Other firmsTurn over staff every season.
Mercer FlanaganStability since 1971 — an experienced team built for decades-long relationships.
Other firmsMake you work their way.
Mercer FlanaganService your way — in person, on Zoom, or through our secure digital portal.
Fig. 01Who prepares your return
Mercer FlanaganNational chainDIY software
Reviewed and signed by a licensed CPA——
Personal interview every year——
Prepared in the U.S., never offshoredVaries—
Year-round access to the same person——
Business, estate & nonprofit returnsLimitedLimited
Maryland-specific planning——
Tax software and chains work fine for simple returns. We're built for people and businesses whose situations are more complex. Read CPA vs. Tax Chains vs. Software.
Full-service tax & accounting

Full-service tax & accounting for Libertytown.

Libertytown clients get the same personal CPA interview, in-house preparation, and year-round access as clients who walk into our Frederick office.

Individual Tax Preparation

Complete tax returns with personal CPA interviews, year-round support, and expertise in complex tax situations. Every return is reviewed by an experienced CPA — never offshored, never rushed.

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Small Business Tax & Bookkeeping

Full business tax management including quarterly and year-end planning, multi-entity expertise, and responsive year-round support.

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Estate & Trust Tax

Estate and trust tax preparation, including inheritance and estate taxes for federal and state filings — handling complex situations that other firms avoid or won’t touch.

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Non-Profit Tax & Bookkeeping

Form 990 filings and tax compliance for non-profit organizations of all sizes — 501(c)(3)s, fire companies, associations, churches, and HOAs — keeping them in good standing without the headache.

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Fractional CFO Services

Strategic CFO-level guidance without the full-time salary — monthly financial oversight, cash flow forecasting, and budgeting from an experienced CPA who knows your business.

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Tax Planning Services

Proactive, year-round tax strategy for individuals and businesses that reduces your liability and maximizes deductions before it’s too late to act.

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QuickBooks Support & Training

QuickBooks setup, training, and troubleshooting with business-focused guidance and ongoing consultation from CPAs who understand your books and your business.

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Financial Statement Compilations

Professionally compiled financial statements and monthly accounting that give lenders, investors, and boards bank-ready documentation.

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Mercer Flanagan walks you through exactly how

4 minutes could change what you pay in taxes.

In this short video, Roy Cogliandolo, CPA explains the specific strategies we use to lower what our clients owe — and what it would look like to put them to work for your business.

Year-round access
Personal attention from experienced CPAs

Work with CPAs who know your name and your story.

Stop losing sleep over tax deadlines and deductions.

When you work with us, you gain trusted advisors who know you personally, handle everything expertly, and actively work to save you money — creating the financial confidence that changes how you feel about your entire financial future.

The cost of an impersonal CPA

When your CPA doesn't know you, you lose more than money.

Beyond missed deductions, impersonal tax service creates chronic worry, leaves you vulnerable to costly mistakes, and eliminates the peace of mind that comes from a trusted professional relationship.

01 · In person

In person

Sit down with your CPA at our Frederick office for your annual interview.

02 · On Zoom

On Zoom

The same personal interview from your kitchen table, or your job site.

03 · Through the portal

Through the portal

Rather just upload your documents? Our secure portal handles it — and we still call.

Questions Libertytown clients ask

Questions Libertytown clients ask us.

Clear answers to what most clients ask before making the switch to relationship-based tax preparation.

No. Most Libertytown clients work with us remotely — secure document upload, video calls, and e-signatures handle nearly everything. We're glad to meet in person at our Frederick office if that's easier.

They deliver professional service with a personal touch. I highly recommend Mercer Flanagan to anyone.

Evelyn Sotelo Nunez · Frederick, MD · Verified Google Review
Client reviews

Five-star rated in Frederick.

Trusted by Frederick County business owners, families, nonprofits, and farms for over 50 years.

★★★★★
“What sets Mercer Flanagan apart is their attention to detail and commitment to helping clients make informed financial decisions. Whether you need tax preparation, bookkeeping, payroll services, or strategic tax planning, they deliver professional service with a personal touch. I highly recommend Mercer Flanagan to anyone.”
Evelyn Sotelo Nunez
Frederick, MD · Business Tax Planning · Verified Google Review
★★★★★
“I highly refer Mercer Flanagan and Roy Cogliandolo. They go above and beyond for their clients. I have used them for many years. They give me peace of mind when dealing with the headaches of business and personal taxes.”
BJ Borden
Frederick, MD · Business Taxes · Long-Term Client · Verified Google Review
Published pricing

We publish our prices because we have nothing to hide.

Individual returns start at $450. Business returns are priced by complexity, bookkeeping status, revenue size, and state filings.

Fig. 02Individual return fees
Standard
$450–$550
Moderate
Most common
$550–$750
Complex
$750–$2,000+
On the map

Libertytown is one of 20 communities we serve.

Our office is at 1509 Homestead Avenue in Frederick. Most Libertytown clients never need to make the drive — but you're always welcome.

10 MI20 MI30 MIN ↑UrbanaWalkersvilleMiddletownThurmontNew MarketMonroviaIjamsvilleLibertytownMyersvilleJeffersonBrunswickPoint of RocksMount AiryGaithersburgGermantownClarksburgRockvilleDamascusHagerstownFrederickOUR OFFICE
FrederickMontgomeryWashingtonCarroll & FrederickApproximate positions
Ready to talk to a Libertytown-area CPA?

Talk to a CPA who serves Libertytown.

Book a free consultation and we'll tell you honestly whether we can help — and what it would cost. No pressure, no obligation.