Insights

Legal Expertise The O’Brien Firm specializes in asbestos litigation and civil defense, providing tailored legal services to Fortune 500 companies, local corporations, and insurers, indicating opportunities for legal technology solutions and case management tools.

Client Relationships Long-standing client relationships and an extensive nationwide network of defense counsel position the firm as a strategic partner, making it suitable for service offerings that enhance communications, collaboration, and document sharing.

Operational Scale With a small team of 2-10 employees but high-profile clients and large case volumes, the firm could benefit from advanced legal automation, workflow management, or case tracking software to optimize efficiency.

Financial Range Revenues between 1 million and 10 million suggest the firm is mid-sized with growth potential, making it an ideal candidate for scalable legal tech solutions or consulting services aimed at expansion.

Technology Stack Utilizes a tech stack including MySQL, PHP, and Bootstrap, indicating openness to adopting innovative, customizable technology solutions such as client portals, case databases, or integrated communication platforms.

O'Brien Firm Tech Stack

O'Brien Firm uses 8 technology products and services including RSS, MySQL, oEmbed, and more. Explore O'Brien Firm's tech stack below.

RSS

Content Management System

MySQL

Database

oEmbed

Dev Tools

Twemoji

Font Scripts

jQuery

Javascript Libraries

PHP

Programming Languages

Bootstrap

UI Frameworks

Apache HTTP Server

Web Servers

O'Brien Firm Email Formats	Example	Percentage
First.Last@obfirm.com	John.Doe@obfirm.com	50%
First.Last@obfirm.com	John.Doe@obfirm.com	50%

O'Brien Firm Email Formats

Example

Percentage

First.Last@obfirm.com

John.Doe@obfirm.com

50%

First.Last@obfirm.com

John.Doe@obfirm.com

50%

Frequently Asked Questions

Where is O'Brien Firm's headquarters located?

O'Brien Firm's main headquarters is located at 325 Constitution Place Suite 1320 Philadelphia, Pennsylvania 19106 United States. The company has employees across 1 continents, including North America.

What is O'Brien Firm's official website and social media links?

O'Brien Firm's official website is obfirm.com and has social profiles on LinkedIn.

What is O'Brien Firm's SIC code NAICS code?

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

How many employees does O'Brien Firm have currently?

As of February 2026, O'Brien Firm has approximately 5 employees across 1 continents, including North America. Key team members include Partner: W. O.Owner: W. O.Office Manager: A. H.. Explore O'Brien Firm's employee directory with LeadIQ.

What industry does O'Brien Firm belong to?

O'Brien Firm operates in the Law Practice industry.

What technology does O'Brien Firm use?

O'Brien Firm's tech stack includes RSSMySQLoEmbedTwemojijQueryPHPBootstrapApache HTTP Server.

What is O'Brien Firm's email format?

O'Brien Firm's email format typically follows the pattern of First.Last@obfirm.com. Find more O'Brien Firm email formats with LeadIQ.

When was O'Brien Firm founded?

O'Brien Firm was founded in 2014.

O'Brien Firm

Q: What is O'Brien Firm's official website and social media links?

O'Brien Firm's official website is obfirm.com. O'Brien Firm has social profiles on LinkedIn.

Q: How many employees does O'Brien Firm have currently?

O'Brien Firm has approximately 5 employees.

Q: What technology does O'Brien Firm use?

O'Brien Firm's tech stack includes jQuery, jQuery Migrate, Bootstrap, Apache HTTP Server, oEmbed.

Law PracticePennsylvania, United States2-10 Employees

The O’Brien Firm was created to provide high quality, professional and customized legal services to its clients throughout the country. We serve as National Coordinating and Regional Trial Counsel for several clients in Asbestos Litigation. As National Coordinating Counsel our goal is to provide thoughtful, creative and cost effective legal representation in matters ranging from high level strategic planning to day to day management.

The O’Brien Firm represents Fortune 500 companies, local corporations, insurers, small businesses and individuals in a wide range of civil litigation matters in the state and federal courts of Pennsylvania, New Jersey and Delaware.

Our strength lies in our attorneys, staff and litigation support systems. Long standing client relationships, an extraordinary network of nationwide defense counsel and the respect of plaintiff’s counsel throughout the country permit the O’Brien Firm to provide legal services of the highest quality.

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O'Brien Firm Tech Stack

Media & News

O'Brien Firm's Email Address Formats