Business & Corporation Tax Filing
If you own a business structured as an LLC, S Corporation, or partnership, your tax filing requirements are very different from personal returns.
JMLINCE Tax Services helps business owners file accurate federal and California returns while staying compliant with IRS and state regulations.
Local Business Tax Preparer in Hacienda Heights
We assist S Corporations, LLCs and partnerships in Hacienda Heights, Whittier, La Puente, Rowland Heights and West Covina.
We serve business owners throughout the San Gabriel Valley and across California through secure remote filing.
S Corporation & LLC Tax Filing
We prepare federal and California returns for S Corporations, LLCs and partnerships, including Forms 1120S and 1065.
Business Structures We Help
- S Corporations (1120S)
- Partnerships (1065)
- C Corporations (1120)
- Single-Member LLCs
- Multi-Member LLCs
Business Tax Services
- Annual Business Tax Returns
- K-1 Preparation
- New Business First-Time Filing
- Prior-Year Unfiled Returns
- Late Filing Assistance
- Amended Business Returns
We Help Business Owners Understand
- What form to file (1120S, 1065, 1120)
- Owner compensation reporting
- Deductible business expenses
- Compliance with IRS filing deadlines
- Estimated tax obligations
Avoid Filing Errors
Many business owners face penalties for:
- Late 1120S filings
- Incorrect partnership reporting
- Missing K-1 forms
- Unreported owner income
We prepare business returns following IRS and California FTB guidelines.
Documents to Upload
You may securely submit QuickBooks reports, Excel files, financial statements and prior year business returns through our upload portal.
- Profit & Loss Statement
- Balance Sheet (if available)
- Prior Year Business Return
- Ownership Information
- Business Expense Summary
Prepared by a CTEC Registered Tax Preparer
All business returns are personally prepared by Juan M. Lince, CTEC Registered Tax Preparer (CRTP), holding a Bachelor of Science in Business Administration (BSBA).
Start Your Business Tax Filing
Upload your business documents securely through our encrypted portal. No app download required.
Files are delivered securely and organized for your business recordkeeping.
Step 2: Authorize E-File
After reviewing your completed return, you will receive an electronic authorization request. You may also pre-authorize your return using the secure form below.
Electronic signature replaces IRS Form 8879.
Recommended for:
- S Corporations
- LLCs
- Partnerships
- Bookkeepers submitting files
- Businesses with QuickBooks / Excel reports
Need personal filing too? See our individual tax preparation services.