Insights

Veteran-led value Leverage Greencastle’s 100% veteran-owned and operated stance to target government contractors, defense-related programs, and corporate clients prioritizing veteran workforce engagement and ESG alignments.

Growth momentum Revenue range of 100M-250M and Inc 5000 recognition suggest rapid growth; position for partnerships or services with mid-market firms undergoing scale, digital transformation, or complex strategy execution.

Executive leadership Recent appointments of CEO and President in 2026 indicate leadership evolution; approach as a strategic advisory partner for C-suite initiatives, transformative programs, and cross-functional change management.

Ops and analytics niche Core expertise in strategy execution, operations consulting, and data analytics offers cross-sell potential into clients needing process optimization, performance measurement, and data-driven decision making.

Awarded employer Strong veteran recruitment and inclusion credentials (5 Star Employer awards) can be a differentiator for clients with supplier diversity goals and programs focused on workforce resilience and culture transformation.

Greencastle Consulting Tech Stack

Greencastle Consulting uses 8 technology products and services including Hotjar, Microsoft 365, Goober, and more. Explore Greencastle Consulting's tech stack below.

  • Hotjar
    Analytics
  • Microsoft 365
    Email
  • Goober
    Javascript Libraries
  • Priority Hints
    Performance
  • Flywheel
    Platform As A Service
  • Gutenberg
    Web Platform Extensions
  • Nginx
    Web Servers
  • Sitelinks Search Box
    Web Tools And Plugins

Media & News

Greencastle Consulting's Email Address Formats

Greencastle Consulting uses at least 1 format(s):
Greencastle Consulting Email FormatsExamplePercentage
LastF@greencastleconsulting.comDoeJ@greencastleconsulting.com
95%
First.Last@greencastleconsulting.comJohn.Doe@greencastleconsulting.com
3%
FirstLast@greencastleconsulting.comJohnDoe@greencastleconsulting.com
1%
First_Last@greencastleconsulting.comJohn_Doe@greencastleconsulting.com
1%

Frequently Asked Questions

What is Greencastle Consulting's phone number?

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

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Greencastle Consulting's official website is greencastleconsulting.com and has social profiles on LinkedIn.

How much revenue does Greencastle Consulting generate?

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As of July 2026, Greencastle Consulting's annual revenue is estimated to be $100M - $250M.

What is Greencastle Consulting's SIC code NAICS code?

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Greencastle Consulting's SIC code is 7389 - Business Services, Not Elsewhere Classified NAICS code is 5416 - Management, Scientific, and Technical Consulting Services.

How many employees does Greencastle Consulting have currently?

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As of July 2026, Greencastle Consulting has approximately 129 employees across 2 continents, including North AmericaEurope. Key team members include Chief Executive Officer: P. C.President: H. S.Vice President: J. S.. Explore Greencastle Consulting's employee directory with LeadIQ.

What industry does Greencastle Consulting belong to?

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Greencastle Consulting operates in the Business Consulting and Services industry.

What technology does Greencastle Consulting use?

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Greencastle Consulting's tech stack includes HotjarMicrosoft 365GooberPriority HintsFlywheelGutenbergNginxSitelinks Search Box.

What is Greencastle Consulting's email format?

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Greencastle Consulting's email format typically follows the pattern of LastF@greencastleconsulting.com. Find more Greencastle Consulting email formats with LeadIQ.

When was Greencastle Consulting founded?

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Greencastle Consulting was founded in 1997.
Greencastle Consulting logo

Greencastle Consulting

Business Consulting and ServicesPennsylvania, United States51-200 Employees

Greencastle Consulting is a mid-sized firm in the business consulting and services sector, based in Malvern, Pennsylvania. Founded in 1997 by veterans, it remains 100% veteran-owned and operated. The company focuses on strategy execution, operations consulting, and data analytics, offering tailored solutions to address specific challenges and support durable improvements across the organization. Its work emphasizes cross-functional collaboration and a holistic view of culture, goals, and unique constraints to uncover opportunities and drive measurable results. The firm has earned recognition such as placement on the Inc. 5000 list and awards recognizing its veteran-owned status and workplace excellence. In January 2026, leadership changes named Eric Diamond as CEO and Adam Holstein as President.

Section iconCompany Overview

Phone number
SIC Code
7389 - Business Services, Not Elsewhere Classified
NAICS Code
5416 - Management, Scientific, and Technical Consulting Services
Founded
1997
Employees
51-200

Section iconFunding & Financials

  • $100M - $250M

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

Section iconFunding & Financials

  • $100M - $250M

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

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