Service





Accounting Advisory

Accounting Advisory Service


U.S. GAAP and IFRS Financial Statements Preparation

• U.S. GAAP and IFRS Difference Analysis and Conversion

• Complex Accounting Standard (Financial Instrument, Derivatives, Revenue Recognition, etc.)

• Tangible Asset Assessment (Equipment, Property, and Land) and Intangible Asset Valuation (Patent, Trademark, Copyright, Franchise Right, Mineral Prospecting and Mining Rights, and Goodwill)

• Accounting for Tech Business Industry

• Accounting for Digitalization such as e-Commerce, Software, SaaS, Cloud Computing, Internet/Online Business, etc.

• Internal Control, Internal Accounting Management System, and Internal Audit

• Corporate Governance / Sarbanes-Oxley(SOX)

• IT Audit / Cybersecurity Standard

• Management Accounting / Cost Accounting / Financial Management

• Financial Statements Analysis / Valuation

• Assurance & Attestation Service under the U.S. Law

• Accounting Audit, Review, and Compilation Service under the U.S. Law

• Accountant Report and CPA Letter Service under the U.S. Law

• Certificate of Investment (For submission to a financial institution) Service

Tax Advisory

Tax Advisory Service


• U.S. Individual Income Tax Return

• U.S. Individual Real Property and Capital Asset Transfer Tax & Like-Kind Exchange (1031 Exchange)

• U.S. Individual Resident/Non-Resident Tax Obligation

• U.S. Individual Foreign Earned Income Exclusion and Foreign Tax Credit

• U.S. Individual Estate Tax and Gift Tax

• U.S. Individual Expatriate Tax

• U.S. Federal Financial Aid Application (FAFSA)

• U.S. IRS e-Service (e.g., IRS Online Account, Tax Record/Transcript, Refund Status, etc.)

• KOR-US Totalization Agreements

• U.S. Individual Taxpayer Identification Number (ITIN) Application (Who needs an ITIN?)

• U.S. Employer Identification Number (EIN) Application (Who needs an EIN?)

• U.S. Individual/Corporation Foreign Financial Asset Account Report (FBAR & FATCA)

• U.S. Bank Secrecy Act (BSA) Report (e.g., Currency Transaction, Designation of Exempt Person, Suspicious Activity, Registration of Money Services Business, Cash Payments Over $10,000 Received in a Trade or Business)

• U.S. Expats Taxes

• U.S. Individual/Corporation International Information Return

• U.S. Individual/Corporation Income Tax Return Extension

• U.S. Corporation Income Tax Return

• U.S. Corporation Federal and State Tax Obligation

• U.S. Corporation Taxation System and Investment Structure

• U.S. Corporation Starting/Closing Tax

• U.S. Corporation Corporate Governance and Related Party Transaction Tax

• U.S. Corporate Report and Beneficial Ownership Information Report (BOIR)

• Tax for Tech Business Industry

• Tax for Digitalization such as e-Commerce, Software, SaaS, Cloud Computing, Internet/Online Business, etc.

• Tax Compliance, Planning, Strategy, Research, and Analysis

• IRS, State/Local Government Tax Audit Representation

• International Taxation

Outsourcing Service

Outsourcing Service


• Bookkeeping and Monthly/Yearly Closing

• Customized e-Invoices and Online Payment Options(Bank Transfer/Credit Card) Link

• Payroll Calculation, Payroll Report and Withholding Tax Report 

• HR and Various Accounting Task Supports 

• Financial Statements Preparation & Reporting including Statement of Financial Position (Balance Sheet), Statement of Profit and Loss (Income Statement), Statement of Changes in Equity, Statement of Cash Flow, etc.

• Supporting Documents Review and Expense Disbursement Support in Internal Control Process 

• Withholding Tax Filing 

• Sales & Use Tax Filing

• Sales Tax Calculation

• Value Added Tax(VAT) Filing 

• Individual Income Tax and Corporation Income Tax Return Filing

• Individual/Corporation Income Tax Return Extension Filing

• Tax e-Service Support (e.g., Tax Online Account, Tax Record/Transcript, Refund Status, etc.)

• Foreign Financial Asset Account Report (FBAR & FATCA)

• Bank Secrecy Act (BSA) Report (e.g., Currency Transaction, Designation of Exempt Person, Suspicious Activity, Registration of Money Services Business, Cash Payments Over $10,000 Received in a Trade or Business)

• Corporate Report and Beneficial Ownership Information Report (BOIR) 

• Expats Taxes Report 

• Foreign Bank Account (e.g., Bank Account In S. Korea) Balance Administration

• Domestic/International Tax Filing Administration 

• Cloud/Online Accounting Outsourcing

• Business Process Outsourcing (BPO)

Admin./Consulting

Administrative Support/Consulting Service


• International/Multinational Business Management Consulting

• Tax Accounting Strategy in Doing Tech Business in the USA

• Optimal Financial Accounting Reporting Structure, Manual, and System Between a Parent and a Subsidiary Company

• Business Analytics (Data Analysis and Decision-Making)

• Technology Management

• Accounting Information System (Cloud-Based Accounting Software and ERP Systems)

• U.S. Immigrant Investor Visa(EB-5), National Interest Waiver Visa(EB-2 NIW), Nonimmigrant Investor Visa(E-2), Intracompany Transferee Visa(L-1) & other VISAs and U.S. Tax

• U.S. Individual/Corporation Tax Simulation with Existing or Hypothetical Incomes/Expenses Information Before Doing Business in the USA

• Business Plan with Pro Forma Income Statement and Statement of Cash Flow

• Global e-Commerce Marketplace / Global Selling Marketplace / Global Cloud Software Marketplace

• U.S. Startup / U.S. Crowdfunding Platform / U.S. Incubator & Accelerator

• e-Commerce UIUX Website / Digital Marketing / Online Payment System Setup

• KOR-US FTA (Electronic Commerce)

Select USA Program / Invest Korea Program 

• Technology Assistant, Virtual Assistant 

• Production Inventory Management, Cash Management, Operation Management & Supply Chain Management, and Other Business Administration Supports/Consulting