Insights

Growth opportunity ORBA is expanding and has opened new offices in Oak Brook, Illinois, signaling ongoing geographic growth and potential demand for scalable accounting, tax, and advisory services as they broaden their regional footprint.

Acquisition momentum Recent industry consolidation places ORBA in a segment attractive to firms seeking integration support, cross-sell opportunities, and enhanced resources after the Citrin Cooperman deal, creating potential for strategic partnerships or service collaborations.

Growth leadership New leadership hires such as a Director of Growth indicate a focus on expanding client acquisition and market presence, presenting opportunities to offer targeted business development, digital marketing, and client experience optimization services.

Mid-market focus As a top Chicago-area public accounting firm with 51-200 employees and revenues in the 100M–250M range, ORBA targets small to mid-sized organizations, signaling opportunities for scalable financial advisory, outsourced accounting, and cloud-based tech enablement solutions.

Tech-enabled services ORBA’s tech stack and use of cloud and collaboration tools suggest openness to modernizing clients’ tech environments; this creates sales angles for cybersecurity, managed IT, and cloud-based ERP/automation services aligned with their advisory offerings.

ORBA Tech Stack

ORBA uses 8 technology products and services including Xero, Google Ads, Linkedin Insight Tag, and more. Explore ORBA's tech stack below.

Media & News

ORBA's Email Address Formats

ORBA uses at least 1 format(s):
ORBA Email FormatsExamplePercentage
FLast@orba.comJDoe@orba.com
96%
Last@orba.comDoe@orba.com
3%
LFirst@orba.comDJohn@orba.com
1%

Frequently Asked Questions

What is ORBA's phone number?

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You can contact ORBA'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 ORBA's official website and social media links?

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ORBA's official website is orba.com and has social profiles on LinkedIn.

How much revenue does ORBA generate?

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As of August 2026, ORBA's annual revenue is estimated to be $100M - $250M.

What is ORBA's SIC code NAICS code?

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ORBA's SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does ORBA have currently?

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As of August 2026, ORBA has approximately 156 employees across 5 continents, including North AmericaAsiaEurope. Key team members include Director President At Next Plateau Consulting Llc: C. V.Information Technology Director: C. S.Director: O. H.. Explore ORBA's employee directory with LeadIQ.

What industry does ORBA belong to?

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ORBA operates in the Accounting industry.

What technology does ORBA use?

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ORBA's tech stack includes XeroGoogle AdsLinkedin Insight TagiCIMSOneTrustNetSuiteMicrosoft 365WP Engine.

What is ORBA's email format?

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ORBA's email format typically follows the pattern of FLast@orba.com. Find more ORBA email formats with LeadIQ.

When was ORBA founded?

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ORBA was founded in 1977.
ORBA logo

ORBA

AccountingIllinois, United States51-200 Employees

ORBA is a Chicago-based public accounting and financial advisory firm serving small to mid-size organizations. It emphasizes building one-on-one relationships between clients and proactive partners who are supported by the firm’s resources and staff, aiming to provide personalized guidance and hands-on collaboration. The firm operates within the accounting industry, offering services that span full-service accounting, tax, and advisory work through a local presence in Chicago and a suburban office in Oak Brook. With a workforce described as a mid-sized firm, ORBA positions itself as a connected partner that leverages depth of resources to support client growth and financial management.

Recent developments include the expansion of ORBA’s footprint with the opening of a new Oak Brook office, reflecting ongoing growth and capability expansion in the Chicago area. The company has announced leadership appointments and organizational updates as part of its growth trajectory, underscoring its focus on strengthening its accounting and assurance capabilities and expanding client services.

Section iconCompany Overview

Phone number
Website
orba.com
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1977
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

    ORBA's revenue is estimated to be in the range of $100M - $250M

Section iconFunding & Financials

  • $100M - $250M

    ORBA's revenue is estimated to be in the range of $100M - $250M

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