Insights

Mid-market growth Engage Ong & Company as a potential outsourced advisory partner for scalable accounting, tax, and consulting services to support growth of mid-sized clients and high-net-worth individuals across the US, leveraging their 1001-5000 employee base and national client reach.

Tech-enabled ops Highlight opportunities to cross-sell technology-driven services by showcasing Ong & Company’s tech stack familiarity (HubSpot Analytics, Calendly, WordPress, Microsoft 365, WP Engine, PHP) to streamline client onboarding, data hygiene, and cloud-based collaboration.

Tax efficiency Position tax planning and optimization offerings to current client segments and referral networks, given their focus on minimizing tax expenses and serving both business and personal financial needs.

National footprint Leverage their nationwide client base to explore partnerships, vendor programs, or referral agreements that extend your market reach, especially into mid-market and growing enterprises seeking reliable accounting and consulting partners.

Financial health Consider presenting scalable managed services or expanded audit and assurance offerings aligned with a revenue range of $25M-$50M to deepen wallet share with existing clients and attract similarly sized prospects.

Similar companies to Ong & Company

Ong & Company Tech Stack

Ong & Company uses 8 technology products and services including HubSpot Analytics, Calendly, WordPress, and more. Explore Ong & Company's tech stack below.

Ong & Company's Email Address Formats

Ong & Company uses at least 3 email formats:
Ong & Company Email FormatsExamplePercentage
FLast@ongandcompany.comJDoe@ongandcompany.com
76%
Last@ongandcompany.comDoe@ongandcompany.com
21%
First@ongandcompany.comJohn@ongandcompany.com
3%

Frequently Asked Questions

What is Ong & Company's phone number?

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You can contact Ong & Company's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Ong & Company's official website and social media links?

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Ong & Company's official website is ongandcompany.com and has social profiles on LinkedIn.

How much revenue does Ong & Company generate?

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As of September 2026, Ong & Company's annual revenue is estimated to be $25M - $50M.

What is Ong & Company's SIC code and NAICS code?

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Ong & Company's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services and NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Ong & Company have currently?

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As of September 2026, Ong & Company has approximately 2.1K employees across 4 continents, including North America, Africa and South America. Key team members include Président: Z. B., Assistent Manager: U. I. L. and Asistente De Dirección: L. V. Explore Ong & Company's employee directory with LeadIQ.

What industry does Ong & Company belong to?

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Ong & Company operates in the Accounting industry.

What technology does Ong & Company use?

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Ong & Company's tech stack includes HubSpot Analytics, Calendly, WordPress, Microsoft 365, WP Engine, PHP, UltimatelySocial and Piwik.

What is Ong & Company's email format?

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Ong & Company's email format typically follows the pattern of FLast@ongandcompany.com. Find more Ong & Company email formats with LeadIQ.

When was Ong & Company founded?

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Ong & Company was founded in 1982.
Ong & Company logo

Ong & Company

AccountingKansas, United States1001-5000 Employees

Ong & Company is a professional accounting firm offering accounting, tax, and consulting services. Since 1982, the firm has served both business and individual clients, helping to manage tax expenses and support financial goal attainment. Based in Johnson County, Kansas, the team serves a nationwide client base and provides access to a team of CPAs with a focus on delivering professional guidance across financial needs.

Operating within the accounting industry, Ong & Company positions itself as a regional firm with a broad scope of services designed to address personal and business financial concerns. The firm is headquartered in Overland Park, Kansas, and supports a diverse client roster across the United States, emphasizing its capability to handle varied financial requirements through its professional staff.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1982
Employees
1001-5000

Section iconFunding & Financials

  • $25M - $50M

    Ong & Company's revenue is estimated to be in the range of $25M - $50M

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