Efflux Tax
Tu partner para soluciones integras con taxas
Your Trusted Partner for Personalized
Tax Solutions
With over 30 years of experience, we simplify your taxes and protect your financial future.


Featured Services:

Tax Preparation Services:
Comprehensive assistance for annual tax filing.

Tax Planning Services:
Customized strategies for tax savings.

Business Formation Services:
Guidance on setting up and structuring businesses.

Winnings & Losses Tax Support:
Specialized tax advisory for professionals who need to report prizes, payouts, and losses.

Core ValuesThat Define Our Commitment to You

Integrity:
“Each recommendation and service is rooted in a commitment to ethical practices.”

Transparency:
“We provide clear and detailed explanations at every step.”

Personalized Attention:
“Tailoring solutions to meet the unique needs of each client is at the heart of what we do.”

Integrity:
Each recommendation and service is rooted in a commitment to ethical practices.

Clarity:
Clients receive clear, detailed explanations so they understand their taxes with confidence.

Precision:
An engineered, organized approach ensures accuracy and audit-readiness every time.
What SetsUs Apart

Proven Experience
With over three decades of tax expertise, our knowledge delivers results.

Client-Centered Approach
Every client receives a personalized, attentive experience.

Custom Solutions
We avoid one-size-fits-all solutions, offering unique plans for each client’s needs.


What our clients say about us
What our clients say about us

“This is to acknowledge the excellent accounting services and work provided by EFFLUX. Mrs. Claudia expertise, prompt responses, and ability to simplify complex issues have been invaluable. Mrs. Claudia has a remarkable ability to anticipate our needs. The exceptional knowledge, clear communication, and unwavering professionalism sets her and company apart from other accounting firms.
Bonnie B

“Claudia is amazing! She has been doing my payroll and taxes for the past 11 years for my business. She is always timely and organized. She is also very knowledgeable when it comes to doing my business taxes. She is always on top of all the new rules and regulations that come out. I would recommend her to anyone looking for an accountant.”
Aliza
Cleveland Ohio

“Claudia Feldman (EFFLUX LTD)has done my taxes for 28 years!
Patricia Waters
Business Owner
Process Steps



1
Consult
We start with a clear conversation to understand your situation and goals.

2
Prepare
Your taxes are organised and filed with accuracy, documentation, and audit-readiness.

3
Resolve
Any outstanding issues are addressed, and you receive guidance for future savings.
Our team
Claudia brings more than three decades of experience in tax preparation and resolution, combining an engineering background with meticulous attention to detail. As a certified IRS provider, she approaches every return with integrity, precision, and a focus on helping clients save money while staying fully compliant with the law. Many of her clients have trusted her with their taxes for decades, valuing her clarity, reliability, and client-first approach.
- Certified IRS provider with over 30 years of tax experience
- Specialised in tax preparation, planning, and resolution
- Bringing structure and accuracy to every return
- Dedicated to clear communication and client education
- Trusted advisor with long-standing client relationships

Claudia Margulis
Finance Advisor


Frequently asked question
Frequently
asked question

How does an initial consultation usually work?
We begin with a conversation where you share your financial situation, goals, and any specific concerns. I’ll explain the services that may apply to you, outline the documents I’ll need, and answer your questions. The consultation is designed to give you clarity and confidence about the next steps before any work begins.
What makes your tax preparation services different?
I combine over 30 years of experience with a structured, engineering-based approach. Every return is prepared with audit-readiness in mind, so you can feel confident your taxes are accurate, well-documented, and compliant.
How long have you specialised in taxes for individuals who wager their income for a living?
I have been assisting professional and recreational gamblers with their tax needs for more than a decade. This is a highly specialized area of tax law, and I bring both knowledge and experience to ensure returns are accurate and compliant.
How does Efflux approach business formation and structuring?
I help clients choose and set up the right business entity for their goals, with an emphasis on tax efficiency and compliance. My process ensures your business is structured properly from the start, saving you time, money, and potential complications down the road.