Business Details
37 Years
experience
Trusted Accounting & Tax Services in Long Island
Diapoules & Feinstein CPAs has served the Long Island and Tri-State Area since 1989, offering expert accounting, tax, and financial advisory services. Our team of certified professionals combines over 80 years of collective experience to deliver tailored solutions for individuals and businesses. We specialize in IRS representation, financial analysis, business entity selection, and estate planning, ensuring clients receive strategic guidance aligned with their goals.Our commitment to personalized service and local expertise has earned us a reputation as a trusted partner in financial success. We prioritize transparency, ethical practices, and continuous education to keep clients informed of evolving tax laws and industry trends. With a focus on accuracy and client satisfaction, we handle complex financial challenges while maintaining a responsive, client-centric approach.
Services
Accounting Software
IRS Representation
Financial Analysis
Estate Planning
Business Consulting
Tax Resolution
Bookkeeping Services
Notary Public
Sales Tax Services
Details
- Year established: 1989
Highlights and features
- We offer over 80 years of combined experience in accounting and tax services.
- Our team provides personalized IRS audit representation and resolution strategies.
- We deliver tailored financial planning for estates, trusts, and retirement goals.
- Our local expertise serves Long Island and Tri-State Area businesses since 1989.
- We prioritize transparent communication and client education on tax law changes.
What people say
Exceptional experience
Knowledgeable staff
Timely response
Hands-on approach
Seamless process
Services
IRS Representation
Our team provides professional IRS audit representation, leveraging extensive experience in tax law and audit procedures. We ensure proper documentation and communication with tax authorities to protect client interests. Clients benefit from strategic guidance to resolve disputes and minimize financial exposure during audits.
Financial Analysis
We deliver comprehensive financial analysis to improve business decision-making through scenario modeling and performance metrics. Our insights help optimize cash flow, profitability, and operational efficiency. Clients receive data-driven recommendations tailored to their industry and growth objectives.
Estate Planning
Our estate planning services focus on minimizing tax liabilities and ensuring smooth asset transitions for heirs. We collaborate with legal professionals to create customized trusts and estate structures. Clients receive ongoing guidance to adapt plans to changing personal and tax landscapes.
Business Consulting
We offer strategic business consulting for entity selection, mergers, and operational improvements. Our team provides market-specific insights to support expansion, restructuring, or succession planning. Clients benefit from actionable recommendations based on financial analysis and industry expertise.
Tax Resolution
Our tax resolution services address complex issues including back taxes, liens, and payment plans. We negotiate with authorities to achieve favorable settlements while ensuring compliance. Clients receive personalized strategies to resolve tax challenges and prevent future issues.
People
Marvin Feinstein
CPA
Certified Public Accountant with decades of experience in tax law and IRS audit representation. Specializes in resolving complex tax issues for individuals and businesses.
James Diapoules
CPA
Partner with extensive expertise in financial analysis and business advisory services. Provides strategic guidance for multi-entity corporations and international productions.
Joey Milbauer
Accountant
Experienced accountant known for responsive service and expertise in personal and corporate tax preparation across multiple states.
Questions
What accounting software solutions do you offer?
We analyze your business needs to recommend and implement scalable software solutions, ensuring seamless integration and long-term adaptability.
Do you handle IRS audits for businesses?
Yes, we provide professional IRS audit representation, leveraging decades of experience to protect your interests during tax authority investigations.
Can you assist with business entity selection?
We explain tax implications of LLCs, corporations, and other structures to help you choose the optimal entity for your business goals.
Do you offer virtual consultations?
Yes, we provide virtual consultations via smartphone, tablet, or computer for convenient access to our accounting expertise.
What estate planning services do you provide?
We collaborate with legal counsel to structure estates and trusts that minimize taxes and ensure smooth asset transitions for heirs.
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