Insights

Mid-market defense Target firms needing aggressive criminal defense with federal and white collar specialization in Florida and nationwide. Potential upsell to larger corporate clients facing high-stakes investigations.

Growth potential Leverage revenue scale and growth trajectory (approximately $1M-$10M) to position firm as cost-effective, high-impact trial and appellate defense for mid-sized businesses and individuals with complex charges.

Digital trust Promote the firm's track record and seasoned leadership to build credibility with prospects researching legal teams online. Emphasize appellate and post-conviction capabilities to broaden engagement avenues.

Strategic alliances Identify opportunities to partner with financial services, forensic accounting, and compliance firms that service executives or clients facing white collar or fraud charges, offering joint defense or advisory engagements.

Geographic expansion Capitalize on nationwide reach for clients with multi-state or federal exposure; craft outreach to national corporations and individuals outside Florida seeking Florida-licensed or Florida-based defense expertise.

O'Brien Hatfield, PA Tech Stack

O'Brien Hatfield, PA uses 8 technology products and services including ClickCease, Cloudflare Web Optimizations, SiteCatalyst, and more. Explore O'Brien Hatfield, PA's tech stack below.

  • ClickCease
    Ad Verification And Optimization
  • Cloudflare Web Optimizations
    Analytics
  • SiteCatalyst
    Analytics
  • C3.js
    Charting
  • JSON-LD
    Javascript Frameworks
  • Drupal Multisite
    Web Hosting
  • Ninja Forms
    Web Platform Extensions
  • Sitelinks Search Box
    Web Tools And Plugins

O'Brien Hatfield, PA's Email Address Formats

O'Brien Hatfield, PA uses at least 1 format(s):
O'Brien Hatfield, PA Email FormatsExamplePercentage
First.Last@markjobrien.comJohn.Doe@markjobrien.com
67%
FirstLast@markjobrien.comJohnDoe@markjobrien.com
33%

Frequently Asked Questions

What is O'Brien Hatfield, PA's phone number?

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You can contact O'Brien Hatfield, PA'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 O'Brien Hatfield, PA's official website and social media links?

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O'Brien Hatfield, PA's official website is markjobrien.com and has social profiles on LinkedIn.

How much revenue does O'Brien Hatfield, PA generate?

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As of August 2026, O'Brien Hatfield, PA's annual revenue is estimated to be $1M - $10M.

What is O'Brien Hatfield, PA's SIC code NAICS code?

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O'Brien Hatfield, PA's SIC code is 8111 - Legal Services NAICS code is 54111 - Offices of Lawyers.

How many employees does O'Brien Hatfield, PA have currently?

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As of August 2026, O'Brien Hatfield, PA has approximately 9 employees across 1 continents, including North America. Key team members include Vice President: J. H.Certified Paralegal: K. R.Criminal Defense Attorney: O. G.. Explore O'Brien Hatfield, PA's employee directory with LeadIQ.

What industry does O'Brien Hatfield, PA belong to?

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O'Brien Hatfield, PA operates in the Law Practice industry.

What technology does O'Brien Hatfield, PA use?

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O'Brien Hatfield, PA's tech stack includes ClickCeaseCloudflare Web OptimizationsSiteCatalystC3.jsJSON-LDDrupal MultisiteNinja FormsSitelinks Search Box.

What is O'Brien Hatfield, PA's email format?

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O'Brien Hatfield, PA's email format typically follows the pattern of First.Last@markjobrien.com. Find more O'Brien Hatfield, PA email formats with LeadIQ.

When was O'Brien Hatfield, PA founded?

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O'Brien Hatfield, PA was founded in 2002.
O'Brien Hatfield, PA logo

O'Brien Hatfield, PA

Law PracticeFlorida, United States2-10 Employees

O'Brien Hatfield, P.A. is a small Tampa-based criminal defense law firm that represents individuals and businesses facing federal and select state charges across Florida and beyond. The firm concentrates on complex matters, including federal and state white-collar crimes, drug trafficking, and fraud, handling both trial and post-conviction proceedings. It is led by Mark J. O'Brien, Esq., a former prosecutor in Miami, whose experience informs its approach to defense. Clients are drawn from across Florida and nationally who require aggressive, skilled defense against serious charges. The practice emphasizes both trial work and appellate and post-conviction motions to pursue comprehensive defense strategies.

Section iconCompany Overview

Phone number
SIC Code
8111 - Legal Services
NAICS Code
54111 - Offices of Lawyers
Founded
2002
Employees
2-10

Section iconFunding & Financials

  • $1M - $10M

    O'Brien Hatfield, PA's revenue is estimated to be in the range of $1M - $10M

Section iconFunding & Financials

  • $1M - $10M

    O'Brien Hatfield, PA's revenue is estimated to be in the range of $1M - $10M

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