Business tax filing & compliance

Business Tax Services for Corporations, Partnerships & LLCs

Accurate U.S. business tax preparation, entity filing, and IRS compliance support for C Corps, S Corps, Partnerships, and foreign-owned businesses.
  • Form 1120, 1120-S, 1065 and Schedule K-1 support
  • Foreign-owned LLC and nonresident business owner guidance
  • Secure online process with year-round support

Business Filing Snapshot

C Corp Ready1065 ReviewK-1 FiledITIN Active
20+
Years Experience

Business Returns

Corporate, partnership, and LLC tax filings.

IRS Compliance

Filing support focused on accuracy and compliance.

Foreign-Owned LLCs

Support for international owners and U.S. entities.

Secure Process

Safe online document collection and review.
Business Entity Tax Services

Tax Filing Solutions by Business Structure

Choose the right filing path for your entity with expert preparation and compliance guidance.
Form 1120

C Corporation Tax Return

Federal corporate tax filing for C Corporations with compliance review.
  • Corporate return preparation
  • Income and deduction review
  • State filing coordination
Form 1120-S

S Corporation Tax Return

S Corporation filing with shareholder reporting and K-1 support.
  • 1120-S preparation
  • Shareholder K-1 support
  • Reasonable compensation review
Form 1065

Partnership & Multi-Member LLC

Partnership and multi-member LLC filing with partner allocations.
  • Form 1065 filing
  • K-1 preparation
  • Partner tax basis support
Corporate return preparation

Complete Business Tax Filing With Compliance Built In

Your business tax return is more than forms. We review your entity type, financial records, owner information, deductions, and filing requirements so your return is prepared accurately.
  • Form 1120, 1120-S and 1065
  • Schedule K-1 preparation
  • State tax return coordination
  • IRS notice support
  • Bookkeeping review guidance
  • Tax planning recommendations
Foreign-owned business support

Business Tax Help for Nonresident & International Owners

If your U.S. business has foreign ownership, your filing requirements may include special IRS reporting. We help identify the correct path for your LLC, corporation, or partnership.
  • Foreign-owned LLC support
  • Nonresident owner guidance
  • ITIN and EIN coordination
  • U.S. source income reporting
What we help with

Business Tax Support Beyond Basic Filing

Use EZTAXACT as your business tax support team for filing, compliance, documentation, and strategic planning.
Form 1120Form 1120-SForm 1065Schedule K-1State Tax FilingIRS NoticesTax PlanningBookkeeping Review

Need an ITIN for your business filing?

Nonresident owners may need an ITIN for certain tax filings, ownership reporting, or U.S. income tax obligations.
Our Process

Simple Business Tax Filing From Start to Finish

1

Review Entity

We confirm your business structure and filing requirements.
2

Collect Records

You securely provide financial records and owner information.
3

Prepare Return

We prepare the correct business return and schedules.
4

File & Support

We guide filing, delivery, and follow-up support.
Why Choose EZTAXACT

Experienced Tax Support You Can Count On

Transparent Pricing

Clear business tax service pricing with no hidden surprises.

Secure Online Process

Easy document collection and communication.

20+ Years Experience

Decades of U.S. tax preparation and compliance support.

Compliance Focus

Accuracy and IRS-focused review every step of the way.
Business Tax FAQs

Questions Before You File?

Which business tax return do I need?

C Corporations usually file Form 1120, S Corporations file Form 1120-S, and partnerships or multi-member LLCs usually file Form 1065.

Can you help foreign-owned LLCs?

Yes. We support foreign-owned LLC filings and can help determine whether ITIN, EIN, Form 5472, or nonresident return support may apply.

Do you prepare Schedule K-1?

Yes. We can prepare K-1s for eligible S Corporation shareholders and partnership members as part of the business return process.

Can I book a consultation before starting?

Yes. You can schedule a free consultation to confirm the correct filing path and required documents.

Ready to file your business tax return?

Get expert help with corporate, partnership, LLC, and foreign-owned business tax filings.