Insights

Growth through mergers The firm has a history of strategic mergers and leadership hires, indicating a growth mindset and potential for cross-sell of services to acquired client bases and expanded geographic reach.

Middle-market focus Positioned as a right-fit for middle-market, closely-held businesses with industry-focused teams, presenting opportunities to expand advisory, tax planning, and internal controls services to similar clients in their niches.

Awards as credibility Multiple national and local awards for innovation and client satisfaction bolster trust with prospective clients, easing outreach for additional services such as valuation, investigations, and international tax.

Tech stack leverage Active use of cloud platforms and analytics tools suggests readiness for digital transformation projects, including financial reporting automation, data security, and performance analytics for clients.

Growth potential partners Recent director-level hires signal succession and leadership development, offering opportunities to present blended service packages around governance, risk, and strategic growth initiatives to peers and portfolio companies.

Thorn Lewis + Duncan Inc. Tech Stack

Thorn Lewis + Duncan Inc. uses 8 technology products and services including Google Ads Conversion Tracking, Amazon Web Services, Google Cloud, and more. Explore Thorn Lewis + Duncan Inc.'s tech stack below.

  • Google Ads Conversion Tracking
    Analytics
  • Amazon Web Services
    Cloud Hosting
  • Google Cloud
    Infrastructure As A Service
  • DataTables
    Javascript Libraries
  • Microsoft Word
    Office Suites
  • Priority Hints
    Performance
  • New Relic
    Real User Monitoring
  • Bootstrap
    UI Frameworks

Media & News

Thorn Lewis + Duncan Inc.'s Email Address Formats

Thorn Lewis + Duncan Inc. uses at least 2 format(s):
Thorn Lewis + Duncan Inc. Email FormatsExamplePercentage
FLast@thorncpa.comJDoe@thorncpa.com
89%
First@thorncpa.comJohn@thorncpa.com
11%
FLast@barnesdennig.comJDoe@barnesdennig.com
93%
Last@barnesdennig.comDoe@barnesdennig.com
6%
First@barnesdennig.comJohn@barnesdennig.com
1%

Frequently Asked Questions

What is Thorn Lewis + Duncan Inc.'s phone number?

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You can contact Thorn Lewis + Duncan Inc.'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 Thorn Lewis + Duncan Inc.'s official website and social media links?

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Thorn Lewis + Duncan Inc.'s official website is barnesdennig.com and has social profiles on LinkedIn.

How much revenue does Thorn Lewis + Duncan Inc. generate?

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As of August 2026, Thorn Lewis + Duncan Inc.'s annual revenue is estimated to be $1M - $10M.

What is Thorn Lewis + Duncan Inc.'s SIC code NAICS code?

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Thorn Lewis + Duncan Inc.'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 Thorn Lewis + Duncan Inc. have currently?

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As of August 2026, Thorn Lewis + Duncan Inc. has approximately 7 employees across 2 continents, including North AmericaEurope. Key team members include Senior Partner: J. T.Senior Accountant: G. H.Senior Accountant: C. B.. Explore Thorn Lewis + Duncan Inc.'s employee directory with LeadIQ.

What industry does Thorn Lewis + Duncan Inc. belong to?

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Thorn Lewis + Duncan Inc. operates in the Accounting industry.

What technology does Thorn Lewis + Duncan Inc. use?

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Thorn Lewis + Duncan Inc.'s tech stack includes Google Ads Conversion TrackingAmazon Web ServicesGoogle CloudDataTablesMicrosoft WordPriority HintsNew RelicBootstrap.

What is Thorn Lewis + Duncan Inc.'s email format?

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Thorn Lewis + Duncan Inc.'s email format typically follows the pattern of FLast@thorncpa.com. Find more Thorn Lewis + Duncan Inc. email formats with LeadIQ.

When was Thorn Lewis + Duncan Inc. founded?

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Thorn Lewis + Duncan Inc. was founded in 1965.
Thorn Lewis + Duncan Inc. logo

Thorn Lewis + Duncan Inc.

AccountingOhio, United States2-10 Employees

Thorn Lewis + Duncan Inc. operates in the accounting sector, providing a broad range of services including financial reporting, financial analysis, domestic and international tax planning, pension and retirement planning, and various business advisory offerings. The firm serves middle-market and closely-held businesses, leveraging specialized expertise in assurance, internal controls, international tax, valuation, investigative accounting, and profit improvement to help client owners gain insight and strategic guidance. Based in Dayton, Ohio, the company emphasizes industry-focused teams to address sector-specific needs across automobile dealerships, construction, healthcare, manufacturing, not-for-profit, real estate, and wholesale/distribution, reflecting its aim to support a diverse client base. The firm has a long-standing presence in the region, with a history spanning more than five decades, and has integrated with Barnes Dennig, expanding its footprint within the broader accounting landscape. A recent development includes Barnes Dennig’s growth moves in 2023, signaling ongoing expansion and leadership changes within the practice.

Section iconCompany Overview

Phone number
SIC Code
8721 - Accounting, Auditing, and Bookkeeping Services
NAICS Code
5412 - Accounting, Tax Preparation, Bookkeeping, and Payroll Services
Founded
1965
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    Thorn Lewis + Duncan Inc.'s revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    Thorn Lewis + Duncan Inc.'s revenue is estimated to be in the range of $1M - $10M

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