Chamberlain Hrdlicka > Houston, United States > Firm Profile

Chamberlain Hrdlicka
1200 Smith Street
Suite 1400
Houston, Texas 77002
United States

Tax > US taxes: contentious Tier 2

Chamberlain Hrdlicka‘s highly experienced team has expertise in audits and appeals and is a leading name in tax litigation. The group is regularly active in both federal and SALT matters in addition to handling international mandates involving South America and Europe. Leading the team is the Houston-based Juan F. Vasquez, Jr., who has experience acting on behalf of both high net worth individuals and prominent multinationals in an array of federal and state and local tax matters. Key team members include David Aughtry in Atlanta, who handles federal criminal and civil tax disputes, Jaime Vasquez of San Antonio, whose practice covers an array of transactional and tax controversy matters, and Larry Campagna, who is based in Houston and is well known in the market. Philadelphia lawyer Jennifer Karpchuk co-heads the firm’s national SALT practice. Recent additions to the team include Erin Hines, who joined from the Tax Division of The Department of Justice in late 2022, and Tom Cullinan, who previously worked within the IRS before moving to the firm in April 2023. Both Hines and Cullinan are based in Atlanta.

Practice head(s):

Juan F. Vasquez Jr.

Other key lawyers:

Lawrence Sherlock; David Aughtry; Tom Cullinan; Patrick Martin; Larry Campagna; Jaime Vasquez; Jennifer Karpchuk; Kevin Sweeney; Erin Hines


‘Chamberlain Hrdlicka is the most prominent tax firm in the country. They care deeply about their clients and delivering the absolute best result in the most efficient manner every time. Frst class people delivering best-in-class representation, all the time, every time. None better.’

‘Larry Campagna, Tom Cullinan, David Aughtry, Juan Vasquez Jr., Jaime Vasquez, Kevin Sweeny, and Patrick Martin are each outstanding individuals as well as exceptional tax lawyers. They are diligent in their representation, they are smart, they frequently deliver otherwise impossible results as a matter of course, they easily translate complex tax issues into easily understood concepts.’

‘They are a force to be reckoned with inside the courtroom and are highly regarded by both government and private lawyers and tax professionals, they care about each and every client. The best of the best!’

‘The team stays up-to-date on issues affecting its target clients.’

‘The firm is one of the leading tax litigation firms in the U.S. They have a number of people who are among the best in the country.’

‘Kevin Sweeney is outstanding. His experience and knowledge are top-notch.’

Key clients

Memorial Hermann Hospital System

Sahara Las Vegas

HIS Partners


Lake Point

The Biltmore

Work highlights

Firm Overview: Founded in 1965 by attorneys from the Tax Division of the United States Department of Justice as a tax-focused law firm, Chamberlain Hrdlicka has grown to about 150 attorneys, servicing a wide variety of practice areas. Today, the firm’s tradition of personalized service continues to be valued by clients from the smallest start-up ventures to large multinational companies.

Main Areas of Practice:

Bankruptcy, Restructuring, & Creditor Rights: The bankruptcy practice offers a nationwide reach, regularly representing corporate and high net-worth debtors and debtors-in-possession, creditors, lenders, and trustees in all types of reorganization proceedings, including both in-court and out-of-court workouts. The firm represents some of the nation’s leading companies and investment firms in a wide range of bankruptcy issues, including contentious in-court and out-of-court restructurings, financing and cash collateral disputes, contested bankruptcy 363 sales, fraudulent transfer and preference litigation, breach of fiduciary duty, and similar disputes.

Construction: The firm represents clients from the beginning of projects through their conclusion, from the negotiation of contracts and preparation of bids to the resolution of construction disputes. The firm assists clients in project administration, job close-outs and settlement, and ‘privatization’ matters, performs disaster and injury investigations, and provides a full range of services with respect to government (federal, state and local) contracts, including bid protests and board of contract appeals claims.

Corporate, Securities & Finance: The firm represents a broad spectrum of public and private business entities involved in initial public offerings and secondary offerings of equity and debt securities; private placements; mergers and acquisitions; venture capital financing; international project finance; swaps and financial derivative transactions; corporate bonds and asset-backed securities; conventional loans; leveraged buy-outs; exchange offers; tender offers; roll-up consolidations, and other business combinations and reorganizations; technology licensing, equity incentive and compensation programs; supply chain management; and ongoing corporate and securities counseling of both public and private companies as well as their directors and executive officers.

Employee Benefits & Executive Compensation: The employee benefits practice represents public companies, large and closely-held private companies, tax-exempt organizations, and the fiduciaries who oversee those entities’ employee benefit plans. From qualified retirement plans, to executive compensation, to fiduciary advice, to health and welfare programs, to mergers and acquisitions, to ERISA litigation.

Energy & Maritime: The energy practice encompasses expertise in power development, project financing, industry mergers and acquisitions, dispute resolution, with emphasis on gas to power marketing and trading, asset development and financing, energy management agreements, gas supply agreements, power purchase and sale agreements, fuel transportation agreements, transmission queue position swaps, electrical and fuel interconnection agreements.

Estate Planning & Administration: The estate planning and administration practice provides legal counsel on wills, planning for incapacity, gifting strategies, life insurance planning, trust planning, charitable giving, succession planning, family limited partnerships, marital property agreements, estate administration and probate, preparation and filing of returns, representation in estate and gift tax audits.

Immigration: The immigration practice expertise includes outbound planning for US-based clients, inbound planning for foreign clients, cross-border business support and counsel, personal planning for ‘citizens of the world’, resolving tax controversies involving international issues, and obtaining appropriate US immigration status.

Intellectual Property: The IP practice provides comprehensive services in patent, trademark and copyright protection and dispute resolution. The firm prides itself on understanding clients’ IP needs and providing exceptional service in promoting, preserving, and protecting their IP rights. The firm’s team of attorneys can assist with the development of an IP approach, portfolio or licensing program, with the evaluation and development of an existing IP portfolio, or the enforcement of your IP rights.

International: The diverse team of international practitioners works to minimize the risk and simplify the complexity of international activities for clients. From individuals and families, to public and private businesses, the firm serves a broad spectrum of clients based both in the US and abroad. Through collaborative work across practice areas, the firm’s international team takes a comprehensive approach to provide full legal support.

Labor & Employment: The labor and employment practice specializes in protecting the interests of employers from executive stock and bonus plans, to hourly dispute resolution plans. The firm also has extensive experience in successfully resolving labor and employment litigation matters.

Litigation and Appellate: The deep, diverse and experienced litigation practice is designed to protect the rights of our clients as plaintiff or defendant as the need arises. We handle all phases of litigation in state and federal court, arbitration and appeals. We handle cases throughout the United States. We have the ability and resources to handle cases for large national and multi-national corporations, small to mid-sized companies, and individuals. We handle “bet the company” cases. We have wide-ranging experience in handling nearly all types of litigation faced by clients during the course of their business activities. Each of our partners brings unique expertise and experience to their practice area, resulting in superior representation for our clients. We have built our reputation upon strong representation of our clients, handling cases at the highest levels, and winning cases for clients in matters large and small. The firm has extensive experience in insurance coverage litigation. The firm provides comprehensive litigation services in a wide variety of specialized areas, including antitrust, insurance, business fraud, consumer law, deceptive trade practices, contract disputes, environmental law, federal multi-district litigation, products liability, toxic torts, IP rights infringement, white collar crime and other areas.

Probate & Fiduciary Litigation: Trust and estate litigation involves a wide array of composite issues such as fiduciary duties, tax and real estate issues, rights of creditors, family business and even bankruptcy. As a result, it is vitally important for clients to have a strong team of expert litigators dedicated to resolving complex trust and estate disputes with the best possible outcome. Knowing that every case comes with its own distinct and sometimes overwhelming issues, Chamberlain Hrdlicka’s trust and estate litigators approach each matter with genuine concern for clients, coupled with an extensive foundation of legal and procedural knowledge.

Real Estate: The firm’s real estate expertise includes development, financing, purchase and sale of a wide variety of real estate assets, including residential and commercial office and retail complexes, manufacturing facilitates, resort facilities and land development. The firm handles negotiation and drafting of real estate contracts and leases, title and survey review and curative actions, closing agreements and documentation, workouts and foreclosures, and eminent domain and condemnation proceedings.

Tax & Tax Controversy: Chamberlain Hrdlicka’s nationally ranked tax section is a core strength of the firm’s diversified law practice. The firm’s tax section represents domestic and foreign multinational companies in cross-border financial transactions, international structuring, global tax minimization, including transfer pricing and contract manufacturing arrangements, foreign tax credit management and planning, section 199 deductions, accounting method issues, including inventory methods and capitalization issues, and advising on the application of FIN 48 to domestic and international tax issues. The firm also provides counsel on all phases of the tax controversy process, from the beginning of the tax audit, to the preparation of tax protests and negotiation with IRS Appeals, to litigation in the federal tax courts and representation on appeal. Similarly, at the state level, the firm represents taxpayers in all phases of the tax litigation process. Chamberlain Hrdlicka is also the sole United States law firm belonging to the International Tax Group (‘ITG’), an elite group of international tax lawyers from five continents. Our service includes representation in all facets of SALT controversies, and in the full spectrum of taxes imposed by state and local tax authorities. Our state and local tax attorneys’ substantive experience spans the full scope of SALT including: corporate income tax, capital stock tax, franchise tax, personal income tax, sales and use tax, realty transfer tax, bank taxes, insurance company taxes, utility taxes, gross receipts taxes (state or local), hotel taxes, fuel taxes, real estate tax assessment, and real estate tax exemption.

Department Name Email Telephone
Larry Campagna 713.654.9609
John Meredith 713.356.1681
Photo Name Position Profile
Barry Adkins photo Barry Adkins Shareholder
Lawrence Bass photo Lawrence Bass Shareholder
Brett Berly photo Brett Berly Shareholder
James Berry photo James Berry Shareholder
David Calvillo photo David Calvillo Shareholder
Larry Campagna photo Larry Campagna Managing Shareholder
Ryan Cantrell photo Ryan Cantrell Shareholder
C. Larry Carbo, III photo C. Larry Carbo, III Shareholder
Sebastien Chain photo Sebastien Chain Shareholder
George Connelly, Jr. photo George Connelly, Jr. Shareholder
Aly Dossa photo Aly Dossa Shareholder
Julie Edelman photo Julie Edelman Shareholder
Brian Gennity photo Brian Gennity Shareholder
Habeeb Gnaim photo Habeeb Gnaim Shareholder
Phyllis Guillory photo Phyllis Guillory Shareholder
Eva Guzman photo Justice Eva Guzman Shareholder
Jerome Harris photo Jerome Harris Shareholder
Kyle Hawes photo Kyle Hawes Shareholder
Christine Kirchner photo Christine Kirchner Shareholder
Daniel  Knight photo Daniel Knight Shareholder
Steven Knight photo Steven Knight Shareholder
Peter Lowy photo Peter Lowy Shareholder
Jarrod Martin photo Jarrod Martin Shareholder
Stephen Mason photo Stephen Mason Shareholder
David Medina photo David Medina Shareholder
Amy Moss photo Amy Moss Shareholder
Julie Offerman photo Julie Offerman Shareholder
Diana Perez Gomez photo Diana Perez Gomez Shareholder
David Pierson photo David Pierson Shareholder
Carole Reed photo Carole Reed Senior Counsel
Wayne Risoli photo Wayne Risoli Chairman Emeritus
C. Thomas Scott photo C. Thomas Scott Shareholder
Kellen Scott photo Kellen Scott Shareholder
David Sheinbein photo David Sheinbein Shareholder
Lawrence Sherlock photo Lawrence Sherlock Shareholder
James Spring photo James Spring Shareholder
Juan F. Vasquez, Jr. photo Juan F. Vasquez, Jr. Shareholder
Jeff Wigginton, Jr. photo Jeff Wigginton, Jr. Shareholder
Sidney Williams photo Sidney Williams Shareholder
Kerry Williams photo Kerry Williams Shareholder
Peter Williamson photo Peter Williamson Shareholder