Ong & Company

Ong & Company company information, Employees & Contact Information

Updated May 2026

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Ong & Company is a Accounting company and founded in 1982. It has approximately 2,190 employees on record. Contact data was last refreshed in May 2026. Find Ong & Company's verified employee emails, phone numbers, headquarters address, and key decision makers below.

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At Ong & Company, we have been providing unparalleled professional accounting, tax, and consulting services since 1982. Our team of CPAs can help you with both your business and personal financial needs to help you minimize your tax expenses and reach your financial goals. Headquartered in Corporate Woods, at College Boulevard and Antioch Road in Johnson County, Kansas, we serve over 1,000 clients across the United States.

Company Details

Employees
2.19K
Founded
1982
Address
9225 Indian Creek Pkwy,
Industry
Accounting
NAICS
Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Offices of Certified Public Accountants
Tax Preparation Services
Payroll Services
Other Accounting Services
HQ
Overland Park, Kansas
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