CS Accounting and Tax Services Inc. is a CPA firm in Honolulu, HI serving clients throughout Hawaii with accounting, tax, and financial service support. The firm works with small businesses and individuals, helping clients address financial recordkeeping, reporting, tax-related needs, and business planning.

Its listed services include small business accounting, payroll services, tax services, tax planning, personal financial services, advisory services, nonprofit organization support, and QuickBooks services. The source materials also describe online resources for tax and financial decision-making, including videos, downloadable forms and publications, financial calculators, news, and related links.

The firm presents its work as collaborative and guidance-focused, with services spanning both business and personal financial needs.