Tax & Accounting Services · Nationwide

File easy, get more back.

Fast, simple tax preparation with personal support every step of the way.

Since 2012 2,000+ clients All 50 states

Why IG Apex

More than a form — a solution for your whole picture.

We work with individuals, self-employed professionals, and businesses of every structure across the United States — handling both routine compliance and the complex situations others avoid.

Tailored solutions, not just forms

We look at your full picture — income, structure, filing history, and obligations — then map the right next steps.

We fix what others got wrong

Amended returns, IRS & state notices, penalties, and prior-year errors — even when someone else filed first.

Year-round, in all 50 states

Not just at deadline. We support clients throughout the year, wherever they operate in the U.S.

A warm, modern accounting office reception
14Years of experience

Industries we serve

Tailored support for businesses in every industry.

We’re not limited to one field. Whatever you do, we adapt our tax, accounting, and compliance work to how your business actually operates.

Self-Employed & Freelancers

1099 income, Schedule C, quarterly taxes.

E-Commerce & Retail

Sales tax, multi-state, inventory.

Real Estate

Rentals, Schedule E, capital gains.

Restaurants & Hospitality

Payroll, tips, sales tax filings.

Healthcare & Professionals

Practices, S-Corps, private clients.

Construction & Trades

Contractors, 1099s, job costing.

Nonprofits

Compliance, filings, and reporting.

Startups & Small Business

Formation, structure, bookkeeping.

Business lifecycle support

With you at every stage — formation to closure.

  1. 1

    Formation

    Company registration with the state, EIN, and required initial filings.

  2. 2

    Structure

    Selection or change of tax classification, including S-Corp election.

  3. 3

    Ongoing Compliance

    Business returns, payroll, sales tax, state reports, and required filings.

  4. 4

    Changes

    Address, ownership, registration details, interstate transfer, foreign registration.

  5. 5

    Corrections

    Amended returns, notices, filing corrections, and restoration of prior records.

  6. 6

    Closure

    State closure, final filings, and completion of tax obligations.

Complex situations & corrections

We step in — even when someone else filed it first.

A separate area of our practice is correcting tax matters that were previously filed incorrectly or remain unresolved. We can take over even when the original returns or documents were prepared by another professional.

“Our goal is not simply to file another form. We identify the cause of the issue, determine the correct sequence of actions, and work toward bringing the entire situation into compliance.”

  • Amended individual and business returns
  • Correction of errors in prior federal & state returns
  • IRS and state notices, requests, and rejected filings
  • Penalties, interest, balances due, and discrepancies
  • Payroll and sales tax reporting corrections
  • Review of company registration & tax classification
  • Missed or incomplete filings from prior periods
Irina Girgaeva, Founder of IG Apex Tax Solutions

Meet the founder

Personal attention.
Clear direction.

Irina Girgaeva

Founder · Tax & Business Advisory

Behind every tax return is a person, a family, or a business. I take the time to understand your situation and help you find the best way forward.

Book a consultation → Support in English, Russian & Ukrainian

Tax preparation

Accurate, compliant tax preparation for individuals and businesses, with a focus on your unique situation.

Business support

Practical guidance to help you navigate challenges, stay compliant and make informed decisions.

Accounting & payroll

Reliable accounting and payroll support to keep your business organized and running smoothly.

Get started

Tax. Business Structure. Compliance. Solutions.

Tell us about your situation and we’ll map the right next steps — with a clear price confirmed before any work begins.

Call (224) 434-9705

Email us

We usually reply within 1 business day.