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Certified Public Accountant • New Castle, DE

Certified Public Accountant

Expert income tax preparation, proactive tax planning, and Certified QuickBooks ProAdvisor bookkeeping for individuals, small businesses, and multi-state corporations across Delaware and beyond.

Nov 2017 Established in Delaware
100% Licensed CPA Representation
ProAdvisor QuickBooks Certified
All Entities Indiv, S-Corp, C-Corp, Nonprofits
Delaware Society of CPAs (DSCPA)
American Institute of CPAs (AICPA)
Intuit QuickBooks Certified ProAdvisor
Board Member, NAIFA Delaware

Core Professional Offerings

Tailored tax, accounting, and advisory solutions structured to protect your wealth, reduce regulatory tax friction, and keep your business compliant year-round.

Income Tax Services

Preparation of federal, state, and local returns for individuals and diverse business entities including S-Corporations, C-Corporations, Partnerships, and Nonprofits. Proactive tax planning and responsive IRS notice resolution.

Bookkeeping Services

Turnkey small business bookkeeping delivered by a Certified QuickBooks ProAdvisor. Clean general ledgers, timely reconciliations, and financial reporting that frees you to focus on your core business operations.

Other Business Services

Specialized state filings including Delaware Gross Receipts tax, sales tax compliance, multi-state nexus research, periodic payroll tax reporting, and official business entity registrations with state agencies.

Accounting workspace with calculator and tax documents

Why Partner with Adam R. Necelis, CPA LLC

Founded in November 2017 in historic New Castle, Delaware, our practice delivers the sophisticated technical acumen of larger corporate firms paired with direct, personalized principal CPA engagement.

  • Direct Principal Access: You work directly with Adam R. Necelis, CPA, never an unverified third party or junior processor.
  • Proactive Advisory: Year-round strategic positioning to anticipate tax obligations well before statutory deadlines.
  • Multi-State Nexus Expertise: In-depth guidance for remote operations, gross receipts, and interstate commerce.
  • Bank-Grade Document Security: Encrypted, seamless file exchange powered by Soraban cloud portal.
Official portrait photograph of Adam Necelis, CPA
QuickBooks Certified ProAdvisor Badge

Adam R. Necelis, CPA

Founder & Principal Certified Public Accountant

Adam discovered his passion for income tax preparation while attending Rowan University in Glassboro, NJ, where he volunteered with the IRS's Volunteer Income Tax Assistance (VITA) program. Upon graduating, he entered public accounting specializing in tax compliance and planning for clients ranging from retirees managing Social Security to multi-million dollar corporations.

DSCPA Member
AICPA Member
NJSCPA Member
NAIFA Delaware Board

Official Tax Resources & Calculators

Direct access to official federal and Delaware state tools for checking refund statuses, viewing tax calendars, and reviewing payment options.

Form 1040 federal tax refund lookup tool preview
IRS.gov Official

Where's My Refund (IRS)

Check the real-time processing status of your federal income tax return directly through the IRS secure portal.

Track IRS Refund
State of Delaware Department of Revenue refund status tracker
Delaware Division of Revenue

Where's My Refund (Delaware)

Verify the status of your State of Delaware personal income tax refund through the official Delaware Tax Portal.

Track DE Refund
IRS tax deadlines and filing calendar
Statutory Deadlines

IRS Tax Calendar

Stay up to date with critical quarterly estimated payments, payroll tax deadlines, and annual corporate due dates.

View IRS Calendar
View All 6 Client Tools & Calculators

Secure Client Document Uploads

You can upload tax documents and other information to us by logging into your Soraban account. If you don't have a Soraban account, please contact our office and we will gladly assist you.

  • 256-Bit SSL/TLS Encryption
  • SOC 2 Type II Certified Host
  • Direct CPA Receipt & Review

Common Tax & Accounting Questions

Direct, transparent answers regarding individual tax preparation, business filings, and ongoing bookkeeping support.

What tax preparation services does Adam R. Necelis, CPA LLC provide?
Adam R. Necelis, CPA LLC offers comprehensive federal, state, and local income tax preparation services for both individuals and business entities. This includes S-Corporations (Form 1120-S), C-Corporations (Form 1120), Partnerships (Form 1065), and Nonprofit organizations (Form 990).
How does proactive tax planning differ from standard tax preparation?
Tax preparation is historical reporting of what has already transpired in the tax year. Proactive tax planning happens throughout the year before financial deadlines arrive, giving us the opportunity to implement strategies that legally minimize your tax liability and anticipate cash flow needs.
Can you assist with IRS and State Department of Revenue notices?
Yes. Receiving a tax notice from the IRS or a state authority can be stressful. As a licensed CPA, Adam Necelis reviews the notice, examines the underlying tax return and documentation, and prepares formal responses and representation to achieve resolution.
How does bookkeeping with a Certified QuickBooks ProAdvisor work?
Small business owners frequently spend excessive time managing general ledgers. We offer full bookkeeping services, bank reconciliations, and QuickBooks setup. Because Adam is a Certified QuickBooks ProAdvisor, your accounting file will be properly structured and optimized for accurate year-end tax returns.
Do you prepare Delaware Gross Receipts tax filings?
Yes. Delaware imposes a Gross Receipts Tax on the total gross receipts of a business. We routinely calculate and file both monthly and quarterly Delaware Gross Receipts returns, as well as payroll taxes and business registrations.

Contact Me

Drop me a line with questions or to schedule a consultation regarding your tax and accounting needs.

Drop me a line!

Send an inquiry directly to Adam R. Necelis, CPA. We look forward to assisting you.

Please do not include confidential Social Security numbers in this inquiry form.

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Open Today (9am – 5pm)

Adam R. Necelis, CPA LLC

Professional accounting, tax preparation, and advisory practice headquartered in New Castle, Delaware.

Office Location

700 Delaware Street
New Castle, Delaware 19720
United States
Get Driving Directions →

Telephone

302-322-1135

Call during regular business hours for scheduling and assistance.

Hours of Operation

Monday – Friday: 9:00 AM – 5:00 PM

Saturday: Closed

Sunday: Closed

Additional times available by appointment.