Insights

Established Reputation Ryan, Gunsauls & O'Donnell, LLC is a well-established firm with over 70 years of experience in Denver, serving an extensive client base that values long-term relationships and high-quality accounting services, indicating a stable client portfolio open to additional service offerings.

Diverse Service Portfolio The firm offers a wide range of specialized services including international tax, real estate, oil and gas accounting, and estate planning, presenting opportunities to promote complementary financial technologies and consulting solutions tailored to their diverse practice areas.

Mid-Sized Market Focus With 11 to 50 employees and revenues between 10 and 25 million dollars, RGO operates in the mid-market segment, making it a prime target for scalable accounting software, workflow automation tools, and cloud-based solutions to enhance efficiency and client service.

Digital Presence & Tech The firm utilizes modern digital tools such as Microsoft 365 and Google libraries, showcasing an openness to integrating advanced technology and digital solutions, which can facilitate sales conversations around cybersecurity, practice management software, and digital marketing services.

Growth & Expansion Potential Given its sustained regional presence and ongoing service offerings, RGO is positioned for growth, creating opportunities to introduce solutions for client relationship management, financial analytics, and growth strategy consulting that support expansion strategies.

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Ryan, Gunsauls & O'Donnell, LLC Tech Stack

Ryan, Gunsauls & O'Donnell, LLC uses 8 technology products and services including Facebook Pixel, Google Hosted Libraries, Microsoft 365, and more. Explore Ryan, Gunsauls & O'Donnell, LLC's tech stack below.

  • Facebook Pixel
    Analytics
  • Google Hosted Libraries
    Content Delivery Network
  • Microsoft 365
    Email
  • Cufon
    Font Scripts
  • jQuery UI
    Javascript Libraries
  • reCAPTCHA
    Security
  • GoDaddy
    Web Hosting
  • Facebook
    Widgets

Media & News

Ryan, Gunsauls & O'Donnell, LLC's Email Address Formats

Ryan, Gunsauls & O'Donnell, LLC uses at least 1 format(s):
Ryan, Gunsauls & O'Donnell, LLC Email FormatsExamplePercentage
FLast@rgo-cpa.comJDoe@rgo-cpa.com
86%
FirstLast@rgo-cpa.comJohnDoe@rgo-cpa.com
7%
F.Last@rgo-cpa.comJ.Doe@rgo-cpa.com
3%
Last@rgo-cpa.comDoe@rgo-cpa.com
4%

Frequently Asked Questions

Where is Ryan, Gunsauls & O'Donnell, LLC's headquarters located?

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Ryan, Gunsauls & O'Donnell, LLC's main headquarters is located at 5590 East Yale Avenue Suite 201 Denver, Colorado 80222 United States. The company has employees across 1 continents, including North America.

What is Ryan, Gunsauls & O'Donnell, LLC's phone number?

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You can contact Ryan, Gunsauls & O'Donnell, LLC'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 Ryan, Gunsauls & O'Donnell, LLC's official website and social media links?

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Ryan, Gunsauls & O'Donnell, LLC's official website is rgo-cpa.com and has social profiles on LinkedIn.

How much revenue does Ryan, Gunsauls & O'Donnell, LLC generate?

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As of March 2026, Ryan, Gunsauls & O'Donnell, LLC's annual revenue is estimated to be $116K.

What is Ryan, Gunsauls & O'Donnell, LLC's SIC code NAICS code?

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Ryan, Gunsauls & O'Donnell, LLC's SIC code is 8721 - Accounting, Auditing, and Bookkeeping Services NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Ryan, Gunsauls & O'Donnell, LLC have currently?

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As of March 2026, Ryan, Gunsauls & O'Donnell, LLC has approximately 25 employees across 1 continents, including North America. Key team members include Managing Partner: E. B. M.Partner: D. B.Tax Director: D. H.. Explore Ryan, Gunsauls & O'Donnell, LLC's employee directory with LeadIQ.

What industry does Ryan, Gunsauls & O'Donnell, LLC belong to?

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Ryan, Gunsauls & O'Donnell, LLC operates in the Accounting industry.

What technology does Ryan, Gunsauls & O'Donnell, LLC use?

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Ryan, Gunsauls & O'Donnell, LLC's tech stack includes Facebook PixelGoogle Hosted LibrariesMicrosoft 365CufonjQuery UIreCAPTCHAGoDaddyFacebook.

What is Ryan, Gunsauls & O'Donnell, LLC's email format?

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Ryan, Gunsauls & O'Donnell, LLC's email format typically follows the pattern of FLast@rgo-cpa.com. Find more Ryan, Gunsauls & O'Donnell, LLC email formats with LeadIQ.

When was Ryan, Gunsauls & O'Donnell, LLC founded?

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Ryan, Gunsauls & O'Donnell, LLC was founded in 1954.

Ryan, Gunsauls & O'Donnell, LLC

AccountingColorado, United States11-50 Employees

RGO, CPAs (Ryan, Gunsauls & O'Donnell, LLC) is one of Denver’s most established and respected certified public accounting firms. Founded in 1954, RGO has proudly served the Denver metropolitan area for over 70 years, growing alongside the community and providing high-quality, client-focused financial services.

Our team of seasoned professionals brings deep expertise across a wide range of practice areas, including:

International Taxation

Small Business Accounting

Individual and Business Tax Preparation

Business Valuations

Real Estate Consulting and Management

Oil and Gas Accounting

Attest Services (Audits, Reviews, Compilations for privately held companies and nonprofit organizations)

Estate and Trust Planning

Business Succession Planning

Tax Strategy for High-Net-Worth Individuals

The firm is led by partners Elizabeth B. Moore, CPA, MTX;  Doug Barr, CPA, PFS;  Uyen Pavelis, CPA and J. Daniel O'Donnell, CPA, CVA; —who collectively bring more than 100 years of professional experience to our clients.

At RGO, we combine technical excellence with a personalized approach. Our team is accessible, responsive, and dedicated to delivering exceptional service. We take pride in building long-standing relationships and delivering comprehensive solutions that help our clients succeed.

Section iconCompany Overview

Headquarters
5590 East Yale Avenue Suite 201 Denver, Colorado 80222 United States
Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1954
Employees
11-50

Section iconMedia & News

Section iconFunding & Financials

  • $10M$25M

    Ryan, Gunsauls & O'Donnell, LLC's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Ryan, Gunsauls & O'Donnell, LLC's revenue is estimated to be in the range of $10M$25M

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