Best Law Firms in the United States for Closely Held Companies and Family Businesses Law

More than 900 legal professionals in 26 offices across the country collaborate seamlessly at Barnes & Thornburg to field the right team for you. As one of the 100 largest law firms in the United States, we put our collective experience across legal disciplines to work so you can conduct business in today’s changing marketplace. For more information, visit us online at www.btlaw.com.

With a rich history deeply rooted in the Central Iowa legal community, Dickinson, Bradshaw, Fowler & Hagen, P.C. boasts one of the largest Iowa-based teams of attorneys practicing in more than 90 areas of law. As a general practice law firm, we provide clients with the highest quality of legal representation, and we recognize the importance of providing personalized representation for each client. Ultimately, our goal is to provide legal services and counseling which enhance the reputation of both the client and the attorney involved.

As a full-service business, litigation and real estate law firm based in Portland, Oregon, Dunn Carney attorneys are able to collaborate effectively and efficiently across practice areas to provide the best solutions possible. Attorneys at Dunn Carney deliver what is important to their clients: expert, coordinated, cost-effective services that are responsive to client needs. As one of Oregon’s largest law firms, we have the talent and resources to deal with the most complex legal problems, but a collegial, team-driven culture that emphasizes the accessibility and responsiveness usually associated with smaller firms.

We believe that consistent service is as important as the expertise provided. For more than 70 years Dunn Carney has provided exceptional legal services to businesses, not-for-profits and individuals throughout the Northwest and the nation. As the only Oregon member of Meritas, a worldwide network of peer- and client-reviewed firms, Dunn Carney has global reach but a local footprint. 

At Hahn Loeser, our people form the core of our firm. We have assembled a team of highly skilled attorneys and staff across the United States. Our focus on collaborative efforts and creative business solutions sets us apart. We prioritize the needs of our clients and our team members alike, emphasizing a supportive environment. The diverse backgrounds of our attorneys represent Hahn Loeser's enduring commitment to diversity. This has spurred a broad practice range and has helped us foster strong relationships within various community segments over the years. We strive to understand your business and personal goals to help you achieve them according to your specific needs.

Hahn Loeser's client-centered approach is facilitated by our dedicated team of attorneys and staff who operate across different practice areas and office locations nationwide, working together to devise innovative solutions for client challenges.

With more than 140 attorneys, we have established a national presence, expanding to eight strategic locations across the country, including Cleveland and Columbus, Ohio; Naples, Fort Myers, Tampa, and Sarasota, Florida; San Diego, California; and Chicago, Illinois. Founded in 1920, Hahn Loeser has grown to become one of the 500 largest law firms in the United States as recognized by The National Law Journal. We are equipped to manage complex litigation and transactions while offering our clients highly personalized service.

Harris Beach Murtha formed in 2025 via the combination of Harris Beach PLLC and Murtha Cullina LLP. A forward-thinking and innovative partnership with the benefit of more than 250 years of combined history, Harris Beach Murtha’s New York roots reach back to 1856, and the firm has had ties to New England since 1936. Harris Beach and Murtha Cullina were separately among the country’s top law firms as ranked by The National Law Journal.

Harris Beach Murtha and its subsidiaries have a strong Northeast presence, with a global reach, and represent clients locally, regionally and nationally. Clients include Fortune 100 corporations, privately held companies, emerging businesses, public sector entities, tax-exempt organizations and individuals. The firm’s practice areas and industries served span appellate law, business litigation, commercial real estate, construction, corporate, environmental, energy, financial institutions, financial restructuring, government compliance and investigations, health care, immigration, intellectual property, labor and employment, mass torts, medical and life sciences, political law, product liability, public finance, tax, and trusts and estates. 

Harris Beach Murtha is the exclusive member firm in Connecticut for Lex Mundi, the world’s leading network of independent firms with in-depth experience in more than 125 countries worldwide. As part of the Lex Mundi global network, Harris Beach Murtha can provide clients with preferred access to more than 22,000 lawyers around the world – all from a single point of contact. Lex Mundi allows Harris Beach Murtha to seamlessly handle clients’ most challenging cross-border transactions and disputes. 

The firm’s lawyers and consultants practice from offices throughout Connecticut in Bantam, Hartford, New Haven and Stamford; New York state in Albany, Binghamton, Buffalo, Ithaca, Niagara Falls, New York City, Rochester, Saratoga Springs, Syracuse, Long Island and White Plains, as well as in Boston, Massachusetts and Newark, New Jersey. For more information, visit www.harrisbeachmurtha.com.

Ivins, Phillips & Barker is exclusively engaged in the practice of federal tax, benefits and compensation and estate and gift tax law. Our lawyers are nationally recognized to be among the best and brightest, bringing years of government service and corporate experience to bear on our clients' tax problems. We provide seasoned counsel in all major areas of tax law, and we offer prompt and efficient attention, whether with respect to the most detailed and intricate of issues, or for rapid responses to emergency situations.

Founded by two of the original judges on the United States Tax Court in 1935, our decades of focus on the intricacies of the Internal Revenue Code and Department of Labor regulations have led numerous Fortune 500 companies, as well as smaller companies, tax-exempt organizations, and high net worth individuals to rely on us for answers to their most complicated and sophisticated tax planning problems as well as for complex tax litigation. Our experience has taught us that while the tax code is ever-evolving, for most taxpayers it remains dauntingly complex; we keep up on the latest developments in tax reform so that we can provide timely advice on how changes to the law will affect you and your business.

We believe our clients are best served by a practice environment in which lawyers concentrate on an area of specialization within the tax law, so that they see all the issues that come to the firm in that area. Unlike other firms that use unnecessarily large teams to solve simple problems, IPB keeps clients costs to a minimum with extreme efficiency, outstanding intellect, and practicality. 

We are committed to providing the highest-quality, timely responses to our clients’ needs. We also recognize an obligation to be forward-thinking and to bring potentially beneficial tax planning ideas to your attention, whether you're the Tax Director at a multinational corporation, or an individual taxpayer. 

Our loyal national and international clients know that they can rely on us for the finest, most timely tax advice and tax controversy services available anywhere in the United States.

Kemp Klein is a full-service law firm providing a broad range of legal services for individuals and businesses. Our attorneys and professional staff are committed to delivering practical guidance with professionalism, integrity, and efficiency.

Located in the Columbia Center in Troy, Michigan, Kemp Klein has served businesses, families, and individuals since 1969. Over the decades, our firm has worked with growing small businesses as well as established corporations, assisted clients in resolving personal disputes, and supported families as they navigate important life decisions and legal matters.

Recent Accolades:

• Best Lawyers® “Best Law Firms” ranked Kemp Klein in 19 practice areas for 2026.
• Kemp Klein has 24 attorneys who were selected for inclusion in the DBusiness Magazine 2026 list of Top Lawyers.
• Thirteen Kemp Klein attorneys were chosen as Super Lawyers for 2025.
• The Best Lawyers in America recognized 25 of our attorneys as Best Lawyers for 2026.
• Kemp Klein has been recognized as one of the 2025 Best Places to Work: Law Firms by Bridgetower Media® and Best Companies Group®.
• Kemp Klein was nominated for the Community Impact Award at the Troy Chamber of Commerce Business Excellence Awards.

When legal issues arise, Kemp Klein works closely with clients to understand their concerns and provide thoughtful representation. Our firm also strives to manage matters efficiently, helping clients address current legal needs while considering steps that may reduce future disputes and complications.

Based in Rochester, with offices throughout the surrounding areas, Lacy Katzen LLP serves individuals, families, and businesses with a wide range of legal needs. If you are visiting our site, you may be seeking guidance during a challenging or unfamiliar situation. We understand that choosing an attorney can feel overwhelming, especially if you have not worked with a law firm before. Our Rochester lawyers take a practical, client-focused approach and are available to discuss your circumstances and explain how we may be able to help.

Lacy Katzen LLP has represented clients in the Rochester area since 1950. For more than seven decades, we have focused on providing legal services tailored to each client’s goals and concerns. We value long-term professional relationships and emphasize clear communication, careful listening, and thoughtful planning throughout the legal process. Our team works to keep you informed at every stage so you can make confident decisions about your matter.

Lee & Martin LLLP is a leading law firm with 2 lawyers recognized by Best Lawyers across 6 practice areas. The firm's tenure with Best Lawyers began in 2010. Having lawyers recognized in Best Lawyers' purely peer review process emphasizes the lawyers credibility and reputation for their practice amongst their peers in their practice area and region. It displays professional validation of the legal talent that Lee & Martin LLLP has on their team. The firm has lawyers recognized in practice areas including: Corporate Law, Litigation and Controversy - Tax, Real Estate Law, Closely Held Companies and Family Businesses Law and Tax Law.

Lee & Martin LLLP is also ranked by Best Law Firms in 6 practice areas. The Best Law Firms rankings are founded on a time-tested and transparent research process that has remained consistent since Best Lawyers launched it in 2010. Lee & Martin LLLP has 6 rankings in 6 practices. Echoing their Best Lawyers awards and team of top legal talent.

Formidable. Innovative. Service-oriented. Distinctively Delaware.

Morris James is a respected Delaware law firm with a long history and a wide reach. Since our doors opened in 1931, we have been committed to providing superior legal representation at competitive rates to Delaware's people and businesses. Now, we are the counsel of choice for clients worldwide who do business in Delaware.

With a multidisciplinary practice and diverse experience, we can support clients in all their legal needs. Our attorneys offer sophisticated Delaware counsel on complex legal matters, including bankruptcy, corporate law, intellectual property, litigation, mass torts, medical malpractice, personal injury, real estate, and transactional matters. Driven by a commitment to excellence for ourselves and our clients, we continually expand our services and enhance our skills.

Core Values

Our ongoing success is built upon the core cultural values that have propelled us forward for over 90 years.

• Client-Focused: Lawyers and professionals promptly respond to clients, strive to understand and achieve the clients’ goals, and develop and maintain excellent client relationships.
• Teamwork: Whenever appropriate, work is delegated and clients are serviced by teams. We value a work environment where every person’s contribution to servicing clients’ needs and pro bono efforts is fairly recognized and rewarded.
• Work Ethic: Lawyers consistently work hard and recognize there are times when personal sacrifice may be necessary to address clients’ needs. The firm strives, however, to value the desire to devote time to a satisfying and rewarding life away from work, including community involvement.
• Integrity: We value honesty, candor, and ethical behavior, and we enforce those values by holding individuals accountable.
• Lawyering: We value clear thinking, creative and efficient problem-solving, plain speaking, persuasive writing, and adhering to the highest standards of ethics and professionalism.
• Mutual Respect: Relationships are respectful, civil, and collegial.
• Diversity: Diversity at all levels of the firm enhances our ability to compete and serve clients.
• Professional Development: Professionals are attracted and retained by providing a work environment characterized by mutual respect, mentoring, skill development, and the level of responsibility each professional demonstrates the ability to handle.
• Decisions: The partners make decisions by striving to arrive at a consensus. Leaders practice what they preach.

Parr Brown Gee & Loveless is a commercial law firm based in Salt Lake City, Utah.  We assist corporate clients and individuals with transactional, litigation, and regulatory matters on a local, national and international basis. We have earned a reputation for our extensive experience handling complex financing, acquisitions and commercial transactions as well as bet-the-farm litigation, arbitration and mediation.

The firm was founded in 1975 with an emphasis on the importance of people, preparation and performance.  We recognize that building true relationships with our clients is the very foundation of our success.  This is accomplished through a deep understanding of our clients' needs and an intense, thorough and principled approach to every legal matter. We find solutions.  We resolve problems. We get deals done.

Sheehan Phinney Bass & Green PA is a business law firm serving clients throughout New England, with offices in Boston, Massachusetts; Concord, Manchester and Portsmouth, New Hampshire; and White River Junction, Vermont. The firm works with businesses, institutions and individuals on a wide range of legal matters that influence the region’s economic and civic landscape. Its attorneys counsel clients at every stage of growth, from early formation and financing to complex transactions, regulatory concerns and dispute resolution.

The firm advises clients across many areas of law, including corporate matters, mergers and acquisitions, commercial finance, real estate, labor and employment, intellectual property, tax, environmental and health care law. Its litigation team represents clients in commercial disputes, insurance matters, land use and zoning cases, labor and employment conflicts and intellectual property disputes. Attorneys also work with closely held companies, family businesses, nonprofit organizations and venture-backed companies as they address legal and operational challenges.

At Sheehan, we understand that legal needs differ from one client to the next. Our attorneys work closely with clients to understand their business objectives and priorities, allowing us to provide practical guidance and strategies that align with those goals.

Clients often turn to Sheehan because of the relationships the firm has built within the business community and its longstanding presence in the region. With offices across New Hampshire, Vermont and Massachusetts, along with modern technology that supports collaboration and communication, the firm is well positioned to assist clients wherever they operate.

Sheehan is also a member of Lex Mundi, an international association of independent law firms that connects member firms to legal resources and relationships around the world.

A full service Southeastern-based law firm representing clients across the United States and internationally, Stites & Harbison PLLC is known as a preeminent firm managing sophisticated transactions, challenging litigation, and complex regulatory matters on a daily basis. The firm represents a broad spectrum of clients including multinational corporations, financial institutions, pharmaceutical companies, health care organizations, manufacturers, private companies, nonprofit organizations, family-owned businesses and individuals. Tracing its origins to 1832, Stites & Harbison is one of the oldest law practices in the nation.

The firm maintains 11 offices across six states--Georgia, Indiana, Kentucky, Ohio, Tennessee, and Virginia--and is able to service the needs of international clients with its memberships in Business Counsel, Inc. and Lex Mundi. Additionally, Stites & Harbison is a member of The Harmonie Group, the national network of top litigation law firms, and is the Kentucky representative to the prestigious Southern Law Network.

At Taft, we work together across offices and practice areas to help clients address legal and business challenges efficiently and strategically. Our attorneys focus on practical solutions designed to support clients’ goals, whether they are managing day-to-day operations, navigating complex transactions, or resolving disputes.

With more than 1,250 attorneys, Taft serves clients from offices in Chicago, Illinois; Cincinnati, Cleveland, Columbus, Dayton, and Delaware, Ohio; Aspen, Denver, and Colorado Springs, Colorado; Detroit and Southfield, Michigan; Minneapolis, Minnesota; Indianapolis, Indiana; Covington, Kentucky; Phoenix, Arizona; Stuart and West Palm Beach, Florida; Atlanta, Georgia; and Washington, D.C.

Taft represents individuals, privately held businesses, public companies, nonprofits, and institutions across established and emerging industries throughout the United States and internationally.

The firm advises clients in a broad range of practice areas, including:

• Business
• Bankruptcy and Restructuring
• Employment and Labor Relations
• Energy
• Environmental
• Health Care
• Intellectual Property
• Lending and Finance
• Litigation
• Private Client
• Real Estate
• Tax

Since 1885, Taft has remained focused on delivering responsive legal counsel and client service tailored to the needs of businesses, organizations, and individuals.

Affiliated Businesses

Taft attorneys regularly collaborate with affiliated businesses to provide clients with additional consulting and advisory services in a variety of industries and operational areas. These affiliated businesses include:

• Ginovus
• Taft Advisors LLC
• Taft Business Consulting
• Taft Infrastructure Advisors

Through these organizations, clients have access to consulting services related to planning, forecasting, government relations, infrastructure, and public policy matters.

Awards and Honors

Taft and its attorneys have received recognition from legal industry publications and ranking organizations, including:

Main Areas of Practice:

Business: Taft represents public, private, and nonprofit clients in industries including banking, construction, finance, health care, insurance, manufacturing, private equity, real estate, retail, transportation, and utilities. The firm advises clients ranging from emerging businesses to Fortune 500 companies on local, national, and cross-border matters.

Bankruptcy and Restructuring: The firm represents debtors, lenders, creditors’ committees, trustees, suppliers, developers, landlords, buyers, sellers, and other parties in restructuring matters, insolvency proceedings, transactions, and related litigation across multiple industries.

Employment and Labor Relations: Taft advises employers on labor and employment matters, including workplace policies, litigation, labor relations, employee benefits and ERISA compliance, workplace safety, immigration matters, and workers’ compensation issues.

Energy: The firm represents energy providers, utilities, developers, independent power producers, transmission companies, and other participants in the energy sector on regulatory, transactional, and operational matters.

Environmental: Taft handles environmental litigation, regulatory compliance, enforcement matters, environmental due diligence, toxic tort claims, Superfund matters, Brownfields redevelopment, and administrative proceedings before state and federal agencies.

Health Care: The firm advises hospitals, physicians, health systems, research institutions, and medical device, biotechnology, and pharmaceutical companies on business, regulatory, reimbursement, litigation, employment, and compliance matters.

Intellectual Property: Taft counsels clients on patents, trademarks, copyrights, trade secrets, licensing, and intellectual property litigation, including matters involving pharmaceuticals, life sciences, software, and internet-related technologies.

Lending and Finance: The firm represents lenders and borrowers in a wide range of financing transactions, including asset-based lending, acquisition finance, mezzanine financing, real estate finance, equipment leasing, regulatory compliance, and consumer financial services matters.

Litigation: Taft represents clients in state and federal courts, arbitration proceedings, and regulatory matters involving commercial disputes, antitrust, bankruptcy, construction, environmental claims, intellectual property, securities, product liability, white collar defense, and other complex litigation matters.

Private Client: The firm advises individuals, families, and business owners on estate planning, wealth transfer strategies, succession planning, trusts and estates, charitable planning, and tax-related matters.

Real Estate: Taft represents clients in matters involving acquisitions, dispositions, financing, leasing, development, land use, construction, property management, and real estate litigation.

Tax: The firm advises corporations, financial institutions, nonprofit organizations, joint ventures, and individuals on tax planning, employee benefits, executive compensation, mergers and acquisitions, international tax matters, state and local taxation, and tax controversy matters.