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Business Details
37 Years
experience
Comprehensive Tax & Accounting Solutions
Since 1989, Diane E Cahill, CPA PC has been dedicated to transforming accounting from a seasonal obligation into a year-round strategic partnership. Our firm was founded on the principle that financial clarity should be accessible to everyone, whether managing personal taxes or complex business finances. With over 30 years of experience, we combine technical expertise with personalized service to help clients navigate ever-changing tax laws and financial challenges. Our team of certified professionals specializes in proactive tax planning, virtual accounting solutions, and audit representation, serving clients nationwide through secure digital platforms. We distinguish ourselves by building long-term relationships that extend beyond tax season, offering tailored guidance for life events, business growth, and estate planning.

Our commitment to continuous education ensures clients benefit from the latest tax-saving strategies while maintaining compliance. Backed by memberships in prestigious organizations like AICPA and NATP, we provide the same level of expertise as large firms with the personalized attention of a local practice. Client testimonials consistently highlight our responsiveness, depth of knowledge, and ability to simplify complex financial matters. From expatriate tax services to QuickBooks support, our comprehensive solutions address both immediate needs and long-term financial objectives. This approach has earned us the trust of over 450 individual and business clients who value our dedication to minimizing tax liabilities while maximizing financial clarity.
Services
Tax Preparation Virtual Accounting Audit Representation QuickBooks Support Estate Tax Planning
Details
  • Year established: 1989
Highlights and features
  • 30+ years of experience serving individuals and businesses nationwide
  • Virtual accounting services with secure digital access and reporting
  • Proactive tax planning focused on minimizing legal tax liabilities
  • Specialized expertise in IRS audit representation and compliance
  • Personalized service with year-round financial guidance and support
Associations and certifications
  • AICPA
  • NJSCPA
  • NYSCPA
  • NATP
What people say
Saved me thousands Amazing team Crucial compliance support Diligent audit work Super easy process
Services
Tax Preparation
Comprehensive preparation of federal and state income tax returns for individuals and businesses. Our services include year-round tax planning, audit support, and specialized expertise in expatriate tax matters. We ensure compliance while maximizing legal tax savings through proactive strategy development tailored to each client's unique financial situation.
Virtual Accounting
Secure digital accounting services that provide year-round financial management for businesses. Features include bookkeeping, payroll processing, sales tax reporting, and QuickBooks support through remote access technology. This service helps businesses maintain accurate financial records while reducing operational costs associated with onsite accounting staff.
Audit Representation
Professional representation during IRS and state tax audits. Our team handles all communication with tax authorities, prepares necessary documentation, and advocates for clients' interests. We specialize in resolving tax disputes for both individuals and businesses while minimizing potential penalties and ensuring compliance with tax regulations.
QuickBooks Support
Customized QuickBooks setup, training, and ongoing support services. We help businesses implement accounting systems, perform monthly reconciliations, and generate financial reports. Our team offers flexible solutions ranging from complete system management to partial support for business owners who prefer hands-on involvement.
Estate Tax Planning
Specialized services for estate and gift tax matters, including preparation of estate tax returns and strategic planning for asset transfer. We assist clients with minimizing tax liabilities during life transitions while ensuring compliance with complex inheritance tax regulations through personalized consultation and documentation.
People
Diane E. Cahill
President and Owner
Certified Public Accountant with 30+ years of experience in tax consulting and compliance. Specializes in IRS audit management and expatriate tax services. Member of AICPA, NJSCPA, NYSCPA, and NATP. Graduated from SUNY Oswego and built her firm from a home-based practice to a nationally recognized service.
Rosie Gonzalez
Tax Manager
Enrolled Agent with expertise in individual and corporate tax preparation. Specializes in IRS audit resolution and sales tax returns. Bilingual Spanish speaker with Rutgers University economics degree. Focuses on fiduciary tax services and nonprofit accounting solutions while pursuing advanced tax certifications.
Lisa Meraglia
Office Manager
Former Wall Street securities analyst with 15+ years of experience in client coordination and accounting technology. Specializes in QuickBooks implementation and Microsoft Excel solutions. Combines financial expertise with IT troubleshooting skills to optimize accounting processes for small businesses and entrepreneurs.
Questions
What accounting services do you offer for small businesses?
We provide virtual accounting, bookkeeping, tax preparation, QuickBooks support, and budget planning services tailored to small businesses across various industries.
Do you handle tax audits for individuals and businesses?
Yes, we specialize in audit representation including document preparation, communication with tax authorities, and dispute resolution for both individual and corporate tax returns.
Can you assist with expatriate tax requirements?
We have extensive experience preparing tax returns for expatriates living in multiple countries and help navigate international tax compliance requirements.
What virtual accounting capabilities do you provide?
Our virtual services include secure remote bookkeeping, financial reporting, payroll processing, and tax compliance management using encrypted digital platforms and accounting software integration.
How do you stay current with changing tax laws?
Our team maintains memberships in professional organizations like AICPA and participates in ongoing tax education programs to ensure compliance with the latest regulations.
What industries do you specialize in?
We serve diverse sectors including healthcare, real estate, construction, e-commerce, professional services, and nonprofit organizations with customized accounting solutions.