Consulting firms in Ohio

KEMA provides energy consulting and testing & certification

Leidos, formerly known as Science Applications International Corporation (SAIC), is an American defense, aviation, information technology (Lockheed Martin IS&GS), and biomedical research company headquartered in Reston, Virginia, that provides scientific, engineering, systems integration, and technical services. Leidos merged with Lockheed Martin's IT sector, Information Systems & Global Solutions, in August 2016 to create the defense industry’s largest IT services provider.

Mercer is a human resource and related financial services consulting firm, headquartered in New York City. The firm operates internationally in more than 40 countries, with more than 19,000 employees, and is the world's largest human resource consulting firm.

Millward Brown is a research agency that provides consulting and advice on advertising, marketing communications, media and brand equity research. Millward Brown is part of Kantar, WPP's insight, information and consultancy group.

Oracle Consulting provides consulting services that are designed to support customers with their optimization and deployments of Oracle technologies.

PricewaterhouseCoopers is a multinational professional services network headquartered in London, United Kingdom. It is the largest professional services firm in the world, and is one of the Big Four auditors, along with Deloitte, EY and KPMG. Vault Accounting 50 has ranked PwC as the most prestigious accounting firm in the world for seven consecutive years, as well as the top firm to work for in North America for three consecutive years.

Resources Global Professionals provides consulting services in the areas of Finance and Accounting, Information Management, Human Capital, Supply Chain Management, Legal & Regulatory and Risk & Compliance.

Offers a range of project management and program management consulting services in the defense, financial, consumer projects, insurance, utility, government and automotive industries.

Offers solutions to improve organizational productivity and effectiveness. Services are organized into the following categories: Leadership Advisory, Learning Strategy, Organizational Effectiveness, Operational Excellence, Technology & Workforce Performance.

SAP AG is a German software corporation that makes enterprise software to manage business operations and customer relations. Headquartered in Walldorf, Baden-Württemberg, with regional offices around the world, SAP is the market leader in enterprise application software. The company's best known products are its enterprise resource planning application, SAP BusinessObjects software, and most recently, Sybase mobile products and in-memory computing appliance SAP HANA.

Siemens AG provides consulting services in the electronics and electrical engineering, energy and healthcare sectors.

Software Solutions Group, Inc. is an Information Technology Consulting services provider specializing in Project Staffing, Software Development, Project Management, Contract Programming, and Information Technology Staffing.

Founded in 1979, Information Resources, Inc. (IRI) is a provider of enterprise market information solutions and services for the retail, CPG and healthcare industries. IRI provides a combination of real-time market content, advanced analytics, enterprise performance management software, and professional services.