More than compliance. We provide proactive corporate tax planning that minimizes your tax burden, maximizes deductions, and positions your business for strategic growth. Year-round support from experienced CPAs.
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From strategic planning to compliance, we handle every aspect of your corporate tax needs
Complete tax return preparation for all entity types
Proactive strategies to minimize your tax liability
Maximize deductions and reduce your effective tax rate
Full representation and defense in IRS matters
Navigate complex multi-state tax requirements
Ensure timely compliance with all tax obligations
Proactive tax planning strategies that put thousands back in your pocket every year
Claim credits for product development, software engineering, and process improvement activities
401(k), SEP IRA, and defined benefit plan strategies for business owners
Choose the right entity type (C-Corp, S-Corp, LLC) for your situation
Accelerate deductions for equipment, vehicles, and technology purchases
Accelerate depreciation on commercial real estate and major improvements
Convert net operating losses into valuable tax assets for future years
Strategic timing of revenue recognition and expense deductions
Job creation credits, investment incentives, and location-based benefits
Maximize QBI deduction for S-Corps, partnerships, and sole proprietors
When tax planning becomes a strategic partnership, businesses save significantly and avoid costly mistakes
"Rich and the aquifer team helped us significantly improve our financial infrastructure. This allows us to focus on scaling faster, while feeling confident we have the right financial systems in place."
"The Aquifer team has been incredibly insightful in approaching our finance stack, making them an invaluable partner for our business. They work with us rather than around us and continue to lend their expertise in the world of web3 accounting."
"Aquifer was instrumental in helping GDA scale by providing financial infrastructure & processes, financial advisory seed + Series A rounds, corporate accounting & tax support, and any other ad-hoc projects. The team brought a strong sense of co-founder ownership."
Platform-agnostic expertise means you never have to change your systems. We adapt to your workflow, not the other way around.
Federal and state estimated quarterly payments for corporations and pass-through entities
Form 1120-S and 1065 filing deadline (or extension request)
Form 1120 filing deadline for calendar year C-Corporations
Final deadline for returns filed with extensions
Issue employee W-2s and contractor 1099s to recipients and IRS
Monthly, quarterly, or annual state sales tax filings depending on volume
From quarterly estimates to annual returns, our tax calendar system ensures you never miss a deadline or pay late penalties.
Year-round proactive planning that keeps you ahead of tax obligations and maximizes savings
We review your current tax situation, prior returns, entity structure, and identify immediate opportunities
Develop comprehensive tax strategies including entity optimization, credit identification, and timing strategies
Implement strategies throughout the year, track estimated payments, and adjust plans based on business changes
Prepare and file all returns accurately and on time with comprehensive support documentation
Our experienced CFOs bring decades of expertise across various industries to help your business thrive







We don't just file your returns at year-end. We become integrated partners who proactively plan throughout the year, minimize your tax burden, and position your business for long-term tax efficiency.
We work with you throughout the year to identify opportunities, not just scramble at filing deadlines.
Our meticulous documentation and conservative positions give you confidence and peace of mind if the IRS comes knocking.
We build tax strategies that maximize benefits across multiple years, not just the current filing season.
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Everything you need to know about our corporate tax services
The best time is now, even if it's mid-year. Tax planning is most effective when done proactively throughout the year, not just at year-end. We can implement strategies immediately that impact your current tax year and set you up for long-term savings.
It varies by business, but our clients typically save $50K-$250K+ annually through strategic planning. Factors include your revenue, entity structure, industry, and current tax strategy. We provide a preliminary savings estimate during our initial consultation.
Yes. For business owners, personal and business taxes are deeply interconnected. We handle both to ensure optimal tax strategies across your entire financial picture, including proper treatment of distributions, compensation, and investment income.
We can work alongside your current accountant or replace them entirely, depending on your preference. Many clients transition to us for more proactive tax planning while their previous accountant only offered basic compliance.
We have extensive experience with nexus analysis, apportionment, and multi-state compliance. We'll identify where you have tax obligations, minimize exposure, and ensure proper filing in all required jurisdictions.
We provide full IRS and state audit representation. If you're selected for audit, we handle all correspondence, prepare documentation, represent you in meetings, and negotiate on your behalf. We also help clients reduce audit risk through proper documentation.
Absolutely. R&D credits are one of our specialties. We help identify qualifying activities (often much broader than clients realize), document them properly, calculate credits, and defend them if questioned by the IRS.
We handle international tax matters including foreign entity structuring, transfer pricing, FATCA compliance, and reporting requirements for overseas operations or foreign owners.
We offer both fixed-fee arrangements (for tax preparation and compliance) and ongoing retainer relationships (for year-round planning and advisory). Pricing depends on entity complexity, number of returns, and service level.
We can review prior returns, identify issues, and file amendments if beneficial. For more serious problems, we offer voluntary disclosure programs and penalty abatement services to minimize consequences.
Schedule a free 30-minute tax consultation. We'll review your situation and identify immediate opportunities for savings. No credit card required, no commitment.