Cullinane Law Group | Nonprofit Lawyers

Attorneys for Nonprofit and Tax-Exempt Organizations

We handle all of your nonprofit’s legal and tax matters – so you can focus on your cause and community.

What We Do

Quickly Start a New Nonprofit & Operate it with Confidence

We support all types of nonprofit and 501(c) tax-exempt organizations – handling the complete start-up process & managing ongoing compliance.

Start-Up New Nonprofits with 501(c)(3) Tax-Exempt Status

Start a new nonprofit the right way, the first time, so you can raise funds and start operations.

Ongoing General Counsel Support

Get ongoing legal help so your nonprofit can comply with the law and IRS rules.

Foundation & Corporate Philanthropy

Leave a permanent legacy with a family or corporate foundation. Start a new foundation with 501(c)(3) tax-exemption.

Professional Business Associations

Complete formation and legal support for your 501(c)(6) professional association or business association.

Why Choose Us

Award-winning Texas Attorneys

This isn’t something we do on the side.  

We exclusively work with nonprofit, tax-exempt organizations of all sizes, from emerging local charities to international foundations.

We have been serving nonprofit organizations like yours since 2004, so we understand the intricacies of running an organization in a highly regulated sector.  

Working with Cullinane Law Group, you’ll get full support for your legal needs so that you can confidently continue your mission.

40+ Years Experience

Our lawyers bring more than 40 years of combined legal experience from the private and public sector to assist you in achieving your goals of social change and community improvement.

We help our clients with start-up, corporate and tax restructuring, investigations, business transactions, affiliate networks, tax reinstatements, fundraising law, grantmaking, and compliance.

Award-Winning Texas Attorneys for the Nonprofit Sector

Our lawyers have been named Texas Super Lawyers for Nonprofits and Austin’s Top Attorneys for Nonprofits. We teach college classes on social entrepreneurship and are featured in national publications for our nonprofit experience.

Based in Austin, Texas, our lawyers provide helpful, practical solutions to tax-exempt and mission-driven businesses nationwide.

Thousands of Nonprofits Served

We have worked with thousands of 501(c) nonprofits of all types and sizes.

We have specialized experience with public charities, schools, business leagues, churches, social enterprises, think tanks, supporting organizations, medical groups, PACs, lobbying, economic development corporations, arts entities, philanthropy, and international NGOs.

Friendly, Personalized Approach

You’ll receive precisely the tailored legal solution you need.

With a proven track record of addressing unique challenges for a diverse range of tax-exempt clients, we are proud to provide the tools you need to succeed.

Insights from the Blog

Learn More About Nonprofit Basics,
How-tos and Q&A

Featured posts

Supporting our nonprofit clients

Clients in the News

The Cullinane Law Group has worked with more than 1,000 clients from around the country, all with their unique challenges, organizational structures, services, and programs. But our clients have one thing in common: they are mission-driven. 

They are making a difference and giving back to the world.  We are proud to give them the tools to succeed.

The New York Times logo

Laredo Economic Development Corporation

How a Texas Border City is Shaping the Future of Global Trade

Sports Illustrated logo

Justin Masterson Foundation

Indians Lookback: Former Ace Justin Masterson Uses a Memorable MLB Career to Help Others

Forbes logo

Been There Foundation

How These Cool Music Festivals Are Raising Millions For The Unhoused

Adaptive Training Foundation

How the Adaptive Training Foundation helps North Texas veterans

The Athletic logo

Brad Stuver Foundation

ESPY nominee Brad Stuver flourishing for Austin on the pitch and in the community

The Washington Post logo

EMDR International Association

EMDR therapy may help with trauma and anxiety. What you need to know.

Texas Highways logo

Headwaters at the Comal

Go with the flow

The Gazette logo

Women’s Flat Track Derby Association

Roller derby resurgence: How America’s forgotten pastime remains on track

PBS logo

Burn Pits 360

Veteran exposed to toxic burn pits wins precedent-setting lawsuit

Contact Us

Let Us Help You Give Back and Do More Good

From hassle-free start-up assistance to ongoing legal guidance, we help you get started on – and keep you on – the right path. 

Ready for personalized legal support to quickly establish and strategically maintain your nonprofit? 

About The Cullinane Law Group

Meet Your Nonprofit Legal Team

If you want to quickly launch a new nonprofit or feel secure that your existing organization is legally compliant so that you can continue your mission with confidence and ease, you need the right people in your corner.