Best professional companies in Columbus, OH

Barnes & Thornburg is a law firm that offers a range of legal services to its clients. The firm's areas of practice include competition law, appeals, bankruptcy, cloud computing, compliance, corporate, data security, entertainment, environmental, finance, franchising, government services, healthcare, immigration, insurance recovery, intellectual property, international trade, employment law, litigation, real estate, tax, and white collar investigations. Barnes & Thornburg has operations in Atlanta, Grand Rapids, Chicago, Indianapolis, Columbus, Los Angeles, Dallas, Minneapolis, Delaware, South Bend, Elkhart, Washington, and Fort Wayne.

Dinsmore is a large US law firm headquartered in Cincinnati, Ohio.

At Taft, they work as one team, driven and committed to helping you succeed. Their attorneys understand that innovative, value-creating solutions help their clients reach their goals. Their collaborative approach, advanced technological resources and depth of services can transform what you expect from your legal team. With more than 400 attorneys, Taft has offices in Cincinnati, Cleveland, Columbus and Dayton, Ohio; Chicago, Illinois; Indianapolis, Indiana; Covington, Kentucky; and Phoenix, Arizona, and maintains a presence in Florida.

HNTB Corporation is an American infrastructure design firm that was founded in 1914.

Thompson Hine LLP, a full-service business law firm with approximately 400 lawyers in 8 offices, was ranked number 1 in the category “Most innovative North American law firms: New working models” by The Financial Times and was 1 of 7 firms shortlis...

BakerHostetler, one of the nation's largest law firms, represents clients around the globe. With offices coast to coast, our more than 900 lawyers litigate cases and resolve disputes that potentially threaten clients' competitiveness, navigate the laws and regulations that shape the global economy, and help clients develop and close deals that fuel their strategic growth. They have five core practice groups: Litigation, Business, Employment, Intellectual Property, and Tax. Within these groups are several large specialty practices, including antitrust, bankruptcy, healthcare, energy, middle market mergers and acquisitions, complex commercial litigation, data privacy and security, patent prosecution and international tax. Their attorneys have broad knowledge and experience in many industries, including energy, media, manufacturing, healthcare, financial services and insurance, consumer products, and hospitality.

Dickinson Wright is a growing, full-service firm of experienced, creative, diverse and dedicated legal professionals. Our attorneys are respected by their peers, honored by industry endorsements and recognized through significant appointments to bar as...

Frost Brown Todd has been named one of the best law firms in the country to work with. Read more about what sets our law firm apart from the competition.

WD's mission is to drive and shape the future of customer experience. As customer fanatics we pride ourselves on being on the forefront of change. We are thinkers that do. Connect with us today.

Mercer (US) Inc. provides human resource consulting services for the employers. Its services include compensation, employee benefits, communication, human capital strategy, investment consulting, and program administration. Mercer (US) Inc. was formerly known as Mercer Human Resource Consulting, Inc. and it changed its name to Mercer (US) Inc. in September 2007. The company was incorporated in 1975 and is based in New York, New York. Mercer (US) Inc. operates as a subsidiary of Marsh & McLennan Companies, Inc.

PricewaterhouseCoopers is a multinational professional services network with headquarters in London, United Kingdom. PwC ranks as the second largest professional services firm in the world and is one of the Big Four auditors, along with Deloitte, EY and KPMG.

DRC was founded in 1978 as a service firm specializing in test and survey administration and processing. They began with 50 employees in one location--a small group of people dedicated to differentiating their company by providing superior customer service. Since that time, this company has evolved into a full-service information management company with a staff of more than 650 full-time employees in 12 locations around the country. DRC comprises three business units that serve the K-12 education sector, Federal and state governments, and commercial clients worldwide.

For nearly four decades, public- and private-sector clients worldwide have selected Hill International (NYSE:HIL) as construction consultants on their most complex projects. With thousands of construction professionals around the world,

Kforce is a professional staffing and solutions firm specializing in the areas of technology and finance & accounting services. The company has a network of more than 50 offices and two national recruiting centers. Its team of 2,000 experts across the United States helps place a number of candidates into careers, including permanent, temp to perm and temporary positions. Kforce Inc. was founded in 1962 and is headquartered in Tampa, Florida.

Artech Information Systems is an IT staffing firm.

KPMG is one of the world’s leading professional services firms, providing innovative business solutions and audit, tax, and advisory services to many of the world’s largest and most prestigious organizations. KPMG is widely recognized for being a great place to work and build a career, and is consistently named one of the nation’s “100 Best Companies to Work For” by Fortune magazine. Our people share a sense of purpose in the work we do, and a strong commitment to community service, diversity and inclusion, and eradicating childhood illiteracy. A purpose-driven culture and a strong foundation for career success is what you will find at KPMG LLP. We start by enabling you to take personal responsibility for your own career development. Then we support you with the people, processes and experiences to help turn your goals and aspirations into a powerful plan of action. Join the firm that has won numerous prestigious workplace awards and is as invested in your career as you are.

Protiviti is a global consulting firm that delivers deep expertise, objective insights, a tailored approach and unparalleled collaboration to help leaders confidently face the future. Their consulting solutions span critical business problems in technology, business process, analytics, risk, compliance, transactions and internal audit. They are committed to attracting and developing a diverse workforce of professionals that share the common value of collaboration. As an organization, they believe that by teaming together, with each other, and their clients, they can see beyond the surface of changes and problems organizations face in this fast changing world to discover opportunities others might miss and face the future with greater confidence. Their more than 4,500 people serve clients through the network of Protiviti and independently owned Member Firms in more than 70 offices in over 20 countries. They have served over 60% of FORTUNE 1000 companies and 35% of FORTUNE Global 500 companies. Their people and organization have consistently been recognized by FORTUNE and Consulting Magazine as a best company to work for.

Plante Moran is a public accounting and business advisory firm that offers audit, accounting, tax, and business advisory consulting services. It offers employee benefit tax audit, international financial reporting, single and surprise audit, financial statement audit, business tax, state and local tax, international tax, personal tax, and mergers and acquisition services. In addition, it offers employee benefit consulting, organizational development, ERP consulting, security assurance, wealth management, insurance, and business advisory services. The company was founded in 1924 and is based in Southfield, Michigan with additional offices in Ann Arbor, Auburn Hills, Battle Creek/Coldwater, East Lansing, Gaylord, Grand Rapids, Kalamazoo, Mount Clemens, and Cleveland, Dublin, Lancaster, and Toledo, Ohio.

Deloitte is the brand under which tens of thousands of dedicated professionals in independent firms throughout the world collaborate to provide audit, consulting, financial advisory, risk management, tax and related services to select clients. These firms are members of Deloitte Touche Tohmatsu Limited, a UK private company limited by guarantee (“DTTL”). Each DTTL member firm provides services in particular geographic areas and is subject to the laws and professional regulations of the particular country or countries in which it operates. Each DTTL member firm is structured in accordance with national laws, regulations, customary practice, and other factors, and may secure the provision of professional services in its territory through subsidiaries, affiliates, and other related entities. Not every DTTL member firm provides all services, and certain services may not be available to attest clients under the rules and regulations of public accounting. DTTL and each DTTL member firm are legally separate and independent entities, which cannot obligate each other. DTTL and each DTTL member firm are liable only for their own acts and omissions, and not those of each other. DTTL (also referred to as “Deloitte Global”) does not provide services to clients. The DTTL member firm in the United States is Deloitte LLP. Deloitte's offices in New York have over 5,000 professionals in Audit, Advisory, Financial Advisory Services, Tax, and Consulting. Deloitte's U.S. headquarters at 30 Rockefeller Plaza in Manhattan was awarded the U.S. Green Building Council's Leadership in Energy and Environmental Design (LEED) Certification at the Gold level for commercial interiors in 2013. Deloitte designed its headquarters as a next generation workplace, bringing to life the organization's commitment to cutting-edge technology, open and flexible work settings and conference and training facilities.