Insights

Strong Market Presence Thompson Greenspon has established over 65 years of service in the Washington, DC metropolitan area, indicating a deep understanding of local client needs and a stable, well-established client base. This longevity can translate into trust and loyalty, providing opportunities to expand service offerings to existing clients.

Recognition and Awards Receiving multiple industry awards including the 2023 Best of Accounting Award and Top Workplace honors demonstrates the firm's commitment to service excellence and employee engagement. Highlighting these strengths can position the firm for upselling advanced advisory or consulting services.

Technology Adoption Utilizing advanced tech stacks such as Google Cloud, HubSpot, and analytics tools suggests the firm values innovation and data-driven decision-making. This openness to technology can facilitate tailored digital solutions or cloud-based financial management services for their diverse client sectors.

Focus on Niche Sectors Thompson Greenspon specializes in industries like construction, government contracting, nonprofits, and employee benefits. Identifying opportunities within these niches for specialized accounting solutions, compliance advisory, or efficiency tools can meet their targeted service needs.

Growth Potential With a revenue range of 50 to 100 million and a medium-sized team, there is scope for strategic partnerships in expanding advisory services or implementing scalable financial technologies, especially to support their growth ambitions and service expansion plans.

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Thompson Greenspon Tech Stack

Thompson Greenspon uses 8 technology products and services including MySQL, Google Cloud, JSON-LD, and more. Explore Thompson Greenspon's tech stack below.

  • MySQL
    Database
  • Google Cloud
    Infrastructure As A Service
  • JSON-LD
    Javascript Frameworks
  • HubSpot
    Marketing Automation
  • Kinsta
    Platform As A Service
  • MediaElement.js
    Video Players
  • Adobe Creative Suite
    Visualisation Software
  • Google Analytics
    Web Analytics

Thompson Greenspon's Email Address Formats

Thompson Greenspon uses at least 1 format(s):
Thompson Greenspon Email FormatsExamplePercentage
Last@tgccpa.comDoe@tgccpa.com
77%
FLast@tgccpa.comJDoe@tgccpa.com
14%
FL@tgccpa.comJD@tgccpa.com
5%
LastF@tgccpa.comDoeJ@tgccpa.com
4%

Frequently Asked Questions

Where is Thompson Greenspon's headquarters located?

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Thompson Greenspon's main headquarters is located at 4035 Ridge Top Road, Suite 700. The company has employees across 1 continents, including North America.

What is Thompson Greenspon's phone number?

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

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Thompson Greenspon's official website is tgccpa.com and has social profiles on LinkedIn.

What is Thompson Greenspon's NAICS code?

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Thompson Greenspon's NAICS code is 5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services.

How many employees does Thompson Greenspon have currently?

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As of December 2025, Thompson Greenspon has approximately 59 employees across 1 continents, including North America. Key team members include Partner: N. A.Interim President: Q. M.Audit Manager: J. M.. Explore Thompson Greenspon's employee directory with LeadIQ.

What industry does Thompson Greenspon belong to?

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Thompson Greenspon operates in the Accounting industry.

What technology does Thompson Greenspon use?

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Thompson Greenspon's tech stack includes MySQLGoogle CloudJSON-LDHubSpotKinstaMediaElement.jsAdobe Creative SuiteGoogle Analytics.

What is Thompson Greenspon's email format?

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Thompson Greenspon's email format typically follows the pattern of Last@tgccpa.com. Find more Thompson Greenspon email formats with LeadIQ.

When was Thompson Greenspon founded?

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Thompson Greenspon was founded in 1956.

Thompson Greenspon

AccountingVirginia, United States51-200 Employees

Thompson Greenspon is a certified public accounting firm providing financial reporting, tax and advisory services in a variety of areas, including construction, government contracting, nonprofits, professional services and employee benefits. Located in Fairfax, VA, the firm has been serving the Washington, DC metropolitan area for more than 65 years. 

For more information about Thompson Greenspon, visit www.tgccpa.com.

Section iconCompany Overview

Headquarters
4035 Ridge Top Road, Suite 700
Phone number
Website
tgccpa.com
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1956
Employees
51-200

Section iconFunding & Financials

  • $50M$100M

    Thompson Greenspon's revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Thompson Greenspon's revenue is estimated to be in the range of $50M$100M

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