"Accounting and Bookkeeping Services" image showcasing the importance of professional financial management for businesses. "EIN and ITIN Applications" image showcasing the process of applying for Employer Identification Number (EIN) and Individual Taxpayer Identification Number (ITIN) for international businesses and individuals.

International Tax Specialists

Our Carlsbad, California-based tax preparation services cater to international and US clients.

Consulting
US & Foreign

Our experienced team can provide expert advice and tailored solutions to help you make informed decisions.

Start-ups
US & Foreign

Maximize your tax benefits with our professional guidance in selecting the correct state and business entity for your needs.

Tax Preparation

International and US Tax
Businesses Tax
Individuals Tax

Consulting

International Reporting
Business Tax Consulting
Immigrants tax guidance

Start-ups

State of organization selection
Entity type determination
Tax compliance

Other Services

ITIN and EIN application
Bookkeeping services
Tax non-compliance resolution

Services

USiBTS offers comprehensive international tax preparation and consulting services to clients around the globe. Located in Carlsbad, California, we pride ourselves on upholding the highest ethical standards in our practice. Our team stays current with the latest tax laws and regulations to ensure our clients receive accurate and up-to-date advice. We have helped countless clients navigate the complexities of international tax planning and compliance. Whether you are an individual or a corporation, we are committed to providing personalized service and expert guidance. Our goal is to help you optimize your tax position while minimizing your risk exposure. Trust us to handle your international tax needs efficiently, professionally, and with integrity.

READ more
"International Tax Services in Carlsbad" image showcasing USiBTS's comprehensive guidance and compliance solutions for international tax preparation.

International Tax Preparation

We prepare tax returns for International and US clients, including businesses and individuals.

"U.S. Tax Preparation Experts" image showcasing our certified professionals offering comprehensive solutions for individuals and businesses to alleviate tax burdens and ensure compliance.

U.S. Tax Preparation

We offer comprehensive tax services, including tax return preparation, e-file, and representation before the IRS.

"Start-up Consulting: Tax Analysis, Entity Types, and EIN/ITIN Applications" image showcasing comprehensive services for tax planning, entity selection, and obtaining EIN/ITIN for startups.

Start-ups Tax Consulting

Our expertise in tax planning allows us to assist you in selecting the most advantageous state and business entity type, maximizing your tax benefits.

"Expert Tax Consulting Strategies" image showcasing USiBTS's years of experience, deep understanding, and personalized solutions for transforming businesses.

Tax Consulting

We provide professional tax consulting services to help individuals and businesses navigate complex tax laws and optimize their financial benefits.

"Accounting and Bookkeeping Services" image showcasing the importance of professional financial management for businesses.

Accounting & Bookkeeping

We provide customized accounting and bookkeeping services designed to meet the unique needs of your business.

"EIN and ITIN Applications" image showcasing the process of applying for Employer Identification Number (EIN) and Individual Taxpayer Identification Number (ITIN) for international businesses and individuals.

EIN & ITIN Services

We specialize in assisting local and international clients with their EIN and ITIN applications, including original document certification services.

Why choose us

Looking for tax preparation in Carlsbad, California? Choosing our tax and accounting services is a wise decision for many reasons. Our team of enrolled agents, certified by the IRS, possess the knowledge and expertise to handle all your tax and accounting needs. We offer a one-stop for bookkeeping, tax planning, consulting, tax preparation, ITIN, and EIN. Our ability to represent clients in all states adds an extra layer of convenience and peace of mind. We strive to provide exceptional customer service and personalized attention to every client. With our reliable and efficient services, you can rest assured that your tax and accounting needs will be handled with the utmost professionalism and care.

contact us

Dennis Ovchinnikov

Company`s Co-founder Enrolled Agent

Certified with the IRS. Expert in international business taxation with over 20 years of experience.

Natalia Moskaleva

Company`s Co-founder Enrolled Agent

Certified with the IRS. With a background spanning more than two decades in tax, finance, and real estate investments.

Our Blog

see more

FROM OUR BLOG

Foreign Real Estate

Understanding Taxes on Overseas Property Income

August 7, 2023

Read More

Your Foreign Earned Income Exclusion

July 26, 2023

Read More

Requirements for Partnerships With Foreign Partners

March 5, 2023

Read More

International Income Tax Treaties

March 13, 2023

Read More

Testimonials

We always welcome our clients` feedback.

Bran

founder

Germany

USiBTS handle all my personal and firm issues. After delivering me from a nightmare of complicated tax problems, everything so far has been easy. They are fast, direct, customer-oriented, and the easiest-going company I’ve ever partnered with. Kudos!

International tax client

founder

USiBTS is the best. Not only did they help me make sound decisions, but they also followed up with me to ensure I didn’t make any other mistakes! I highly recommend them for any tax needs and financial advice. They are too good!

Ted

founder

California

We were experiencing problems with our overall tax system and was on a thin line, but fortunately, we found USiBTS, which not only swooped in to save the day but resolved it quite quickly.

Anita

founder

I don’t know how to thank USiBTS enough. My business would have been history if they hadn’t shown up for me. In only 24 hours, they analyzed my past tax history and put together a detailed plan, even if it was short-noticed. It was unlike anything I’ve ever seen.

Our clients associated with many U.S. and International companies

Get started now