Aerotek is the largest privately owned staffing company in the US, with $2.7 billion in annual sales. They specialize in technical, professional, and industrial contracting through their Perfect Fit program, which analyzes clients' needs and recruits candidates using proprietary technology and niche recruiting. Aerotek aims to deliver the highest level of service and ensure contractors are the perfect fit through ongoing performance monitoring. They provide various reporting and on-site management options to support clients' staffing needs.