High-quality tax and accounting support from a CPA firm in Potomac, Maryland

A CPA firm in Potomac, Maryland is a suitable option for households with DC pay and Montgomery County residency. Equity awards and lump-sum bonuses frequently hit your account outside the normal payroll cycle. A home sale or move generally adds multi-state workdays and extra documentation work. Watter CPA simply organizes the forms, then maps withholding & quarterly payments to your specific agenda.
(301) 652-0580
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States Served
50
We're peer-reviewed with clients in all 50 states.
Years of Experience
14+
Average years of audit & taxation experience per staff member.
Managing Auditors
50
Striving for customer satisfaction is top priority.

Pay earned outside Maryland still impacts the return

DC and Northern Virginia payroll setups generally differ from Maryland residency rules. It’s true that hybrid schedules add an extra process when withholding stays flat during the year. Midyear check-ins present aid in keeping quarterly payments aligned with what has actually been paid. That matters when the income element changes fast. If your workweek takes you into Bethesda, you may also want to see our Bethesda-dedicated services.
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An early review to prevent underpayment penalties & cash crunches

A CPA firm in Potomac, Maryland reviews equity plan statements alongside year-end brokerage forms. Many consultants linked with the I-270 corridor also see 1099 income or partner distributions. Such combinations influence estimates & withholding preferences. A short review early in the year lowers the surprise situations.

Real estate files organized address by address

Sale & purchase documents matter more in higher-value housing markets. A certified public accountant in Potomac keeps basis notes linked with improvements and closing costs. Rental launches also require start-date support & depreciation schedules. Professional record-keeping practices establish smoother refinances and future sales.
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What We Do

Services designed for Potomac workweeks

Meet Our Team

The professionals at Watter CPA are passionate experts known for their meticulous attention to detail and pursuit of excellence. Each member of our team brings extensive experience and specialized knowledge to every client engagement, delivering accurate, high-quality accounting solutions. Clients trust our specialists for their reliability, integrity, and steadfast commitment to delivering exceptional results in every aspect of our service.
Kenneth J. Watter
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Kenneth J. Watter
Founder

Kenneth J. Watter

Founder

We honor the legacy of Ken Watter, who passed away on December 4, 2023. Ken was a highly successful Certified Public Accountant and a dedicated community member in Montgomery County. His commitment to excellence and unwavering dedication to his clients have left an indelible mark on our firm.

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Christina Frangou
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Christina Frangou
Director of Operations and Business Development

Christina Frangou

Director of Operations and Business Development

Christina specializes in business development and marketing strategies within financial and accounting systems. Christina has worked in the financial field for over 20 years, in Europe, the UK and the US. She has worked for major corporations and ran her own successful U.S. financial services practice. She holds financial licenses from the London School of Banking and various U.S. States. Christina is originally from London and enjoys playing tennis, hiking and the Arts with her son. She speaks Greek as a second language.

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Amy Milliken
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Amy Milliken
Senior Tax Accountant

Amy Milliken

Senior Tax Accountant

Amim Milliken is an analytical and detail-oriented Senior Tax Accountant with extensive experience across individual, business, and corporate tax returns. She currently serves clients at Dimov Tax Associates and JDA TSG, where she prepares and reviews complex tax filings, provides client support, and ensures compliance with evolving tax laws. With a strong background in QuickBooks, payroll, reconciliation, and financial reporting, Amim brings precision and integrity to every engagement. Known for her resourcefulness, clear communication, and client-first approach, she excels in delivering accurate results while maintaining confidentiality and professionalism.

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Faq's

Frequently Asked Questions

01
How does Montgomery County local income tax influence withholding in Maryland?
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02
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04
Which documents are important upon selling a higher-value home?
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I received RSUs and a bonus this year; what should I check first?
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