Dice Holdings, Inc. provides specialized career Websites and career fairs for professional communities. The company targets employment categories where there is a long-term scarcity of qualified professionals relative to market demand. Its career Websites serve as online marketplaces where employers and recruiters find and recruit prospective employees, and where professionals find relevant job opportunities and information to further their careers. The company operates in four segments: Tech and Clearance, Finance, Energy, and Other. The Tech and Clearance segment operates Dice.com, a recruiting and career development Website for technology and engineering professionals in the United States; and ClearanceJobs.com, an Internet-based career network to matching security-cleared professionals with hiring companies searching for employees. The Finance segment operates eFinancialCareers.com, a recruiting and career development Website for financial market professionals and financial services industry worldwide. The Energy segment operates Rigzone.com, a career Website that delivers online content, data, advertising, and career services for the oil and gas industry. The Other segment produces and hosts career fairs and open houses, which focus primarily on technology, energy, and security-cleared candidates in the United States; and operates AllHealthcareJobs.com, a career Website for matching healthcare professionals with available career opportunities. The company serves small, mid-sized, and large direct employers and staffing companies, recruiting agencies, and consulting firms. Dice Holdings, Inc. was founded in 1991 and is headquartered in New York, New York.