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CPA Advisory for Startups & New Businesses in New Jersey

Get the accounting foundation right from day one — entity selection, tax elections, accounting setup, and first-year planning tailored to NJ's specific business and tax environment.

What Startup & New Business Advisory Covers

Launching a business in New Jersey involves more financial and tax decisions in the first 90 days than most new owners realize. The choices you make at formation — entity type, tax elections, accounting method, payroll structure — create a foundation that either supports or constrains your business for years. Getting these decisions right at the start is significantly easier and less expensive than unwinding them later.

ProAxis CPA works with NJ startups and new business owners to establish that foundation correctly. Our startup advisory engagements cover:

  • Entity selection analysis — LLC, S-Corp, C-Corp, or sole proprietorship, with NJ-specific tax implications modeled for your situation
  • EIN acquisition and NJ state registration — Federal EIN, NJ Business Registration, NJ sales tax registration (if applicable), and other required registrations
  • Accounting software setup — QuickBooks Online configuration with the right chart of accounts for your industry
  • Initial tax elections — S-Corp election timing, accounting method selection (cash vs. accrual), and fiscal year considerations
  • Payroll setup — establishing payroll for the owner (if S-Corp) and any employees, including NJ payroll tax registrations
  • First-year tax planning — estimated tax payment setup, retirement account options, deductible startup costs, and home office considerations

Entity Selection for NJ Businesses: LLC vs. S-Corp vs. C-Corp

The entity decision is one of the most consequential choices a new NJ business owner makes — and it is one where NJ's specific tax rules create a different calculus than other states.

LLC (Single-Member or Multi-Member)

A New Jersey LLC is simple to form and maintain. A single-member LLC is a disregarded entity for federal tax purposes — all income flows to your personal return on Schedule C and is subject to self-employment tax. This is the right starting structure for many early-stage businesses, particularly those with modest or uncertain early profits. NJ charges LLCs an annual report fee and an additional per-member fee for multi-member LLCs that can add up for growing businesses. After formation, our first-year NJ LLC compliance checklist maps every filing and deadline for year one.

S-Corporation (or LLC Taxed as S-Corp)

An S-Corp is typically the right structure once a business generates consistent net profit above approximately $50,000–$60,000 annually. The primary benefit is that owners can split their income into a reasonable salary (subject to payroll taxes) and distributions (not subject to self-employment tax), generating meaningful tax savings. In New Jersey, S-Corps are subject to the NJ CBT minimum tax and must pay the owner a reasonable salary before taking distributions — the structure requires more administrative overhead than an LLC, but the tax savings usually justify it. We model the exact savings for your projected income before recommending the election.

C-Corporation

A C-Corp is the right structure for businesses seeking venture capital investment, planning for a future IPO, or where the owner wants to retain earnings in the business at the federal corporate tax rate of 21%. For most NJ small businesses, a C-Corp creates double taxation and is not the right choice. However, it may be the appropriate structure for specific technology startups or businesses with institutional investors who require it.

Common Startup Accounting Mistakes — and How to Avoid Them

After working with dozens of NJ startups and early-stage businesses, we see the same mistakes repeatedly. Most are avoidable with upfront planning:

  • ! Mixing personal and business finances — using personal accounts for business expenses creates a bookkeeping nightmare, undermines your liability protection, and raises red flags with the IRS. Open a dedicated business checking account immediately.
  • ! Missing the S-Corp election window — the election must be filed within 75 days of the start of the tax year you want it to apply. Missing this window means waiting a full year, potentially leaving significant tax savings on the table.
  • ! Not setting up payroll as an S-Corp owner — taking only distributions from your S-Corp without paying yourself a reasonable salary is an IRS audit trigger and can result in reclassification and back payroll taxes.
  • ! Ignoring estimated tax payments — business owners do not have taxes withheld from their income. Quarterly estimated payments are required to avoid underpayment penalties. We help you calculate and schedule these from year one.
  • ! Using the wrong accounting method — cash vs. accrual accounting has different implications for when income and expenses are recognized, and the choice can significantly affect your tax timing.
  • ! Treating startup costs incorrectly — startup costs have specific treatment under federal tax law. Up to $5,000 in startup costs can be deducted in year one; the rest must be amortized. Properly categorizing these costs from the start avoids errors on your first return.

Our startup advisory engagement is designed to address all of these issues proactively. We walk through every decision with you before it becomes a problem — not after you have filed your first return and discovered the error.

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Frequently Asked Questions

Should my NJ startup be an LLC or an S-Corp?

The honest answer is: it depends on your projected profit. For an early-stage business with uncertain or modest profits, a simple LLC with default tax treatment is usually appropriate. It is easier and cheaper to maintain. Once you expect consistent net profit above $50,000–$60,000 annually, an S-Corp election typically generates enough self-employment tax savings to justify the additional administrative requirements. NJ adds complexity because of its CBT minimum tax on S-Corps and its treatment of S-Corp shareholders. The analysis requires running actual numbers for your situation. That is exactly what we do in a startup advisory engagement.

When should a NJ business make the S-Corp election?

The S-Corp election is made on IRS Form 2553. It must be filed no later than two months and 15 days after the beginning of the tax year. That is the tax year in which you want the election to take effect. The deadline is approximately March 15 for calendar-year businesses. For a new business, the election must be filed within 75 days of formation to be effective for year one. If you miss the deadline, you may qualify for late election relief under IRS Revenue Procedure 2013-30, but this requires demonstration of reasonable cause. Do not guess — call us before you form the entity.

Do I really need a CPA for a new small business?

You do not legally need one — but the cost of not having one often exceeds the cost of the engagement many times over. A one-time mistake in the entity election, tax method, or initial accounting setup can cost thousands in unnecessary taxes. It can also require expensive corrective work later. Our startup advisory engagements are priced specifically for early-stage businesses, and in some engagements the first-year tax savings alone have covered the advisory fee. Results vary and no outcome is promised. We also help you build the systems you need to grow without outgrowing your accounting infrastructure.

What accounting software should my NJ startup use from day one?

For most NJ startups with any employees or significant transaction volume, QuickBooks Online is the right answer. It is the industry standard, integrates with payroll, scales with your business, and is the platform most CPAs and bookkeepers can work in. For very early businesses with minimal transactions and no employees, Wave (free) may be sufficient as a temporary measure. Plan to migrate to QBO once you pass $200K in annual revenue or add payroll. We help you make this decision and do the setup correctly during onboarding.

What Our Clients Say

Trusted by business owners and individuals across Bergen County and New Jersey

"Working with Dor and his bookkeeper completely transformed how we handle our business bookkeeping. It was great to have my business's bookkeeping and tax return done under one roof, saving us a massive amount of time and stress. If you need a reliable CPA firm ProAxis Tax and Accounting is the way to go!"

— G S

Business owner — Google review, July 2026

"I was so scared to do my taxes but Dor made the whole process easy and understandable. Great communication, excellent service, and even notarized documents for me. Will be coming back!"

— Sophi Zaken

Individual tax client — Google review, July 2026

"Hired them to do the bookkeeping for my construction firm. Overall great communication and super responsive! 10/10 Recommend"

— joy goodman

Construction firm owner — Google review, July 2026

"Outstanding service from start to finish! Professional, responsive, and extremely knowledgeable. They made the tax process easy and gave me confidence that everything was handled correctly. Highly recommend ProAxis Tax & Accounting Services!"

— Olga Nous

Tax client — Google review, July 2026

"After my previous accountant wasn't responsive, I decided to reach out to a different CPA and came across ProAxis. They were able to file a last minute extension for me and just finished my taxes with them. Amazing and will definitely file this year with them!"

— Yarden I

Individual tax client — Google review, July 2026

"ProAxis Tax & Accounting Services has been a huge help for my business. Dor handles my bookkeeping, business taxes, and consulting, and everything is always organized, accurate, and on time. It's such a relief to have one place I can trust for all of it. Highly recommend!"

— Mor Griego

Business owner — Google review, June 2026

Quoted verbatim from public Google reviews. Testimonials reflect individual client experiences. Results vary and are not a guarantee of any outcome. See our Disclaimer.

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Ready to build your NJ business on a solid financial foundation?

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Licensed CPA (NJ & NY) · AICPA Member · We respond within one business day.

Content last updated: August 23, 2026. Figures reflect the law in effect when written; see the Disclaimer.