SCS Tracer Environmental traces its financial success to its large portfolio of environmental engineering, consulting, and monitoring services. Among the firm's specialties are ambient air monitoring, counter-terrorism support, environmental advisory services and environmental construction, permitting and compliance, and risk management and safety, and research and development. In addition to private sector clients, the company also works on contracts for the federal government. SCS Tracer's staff includes atmospheric scientists, engineers, and meteorologists. The firm was named Tracer Environmental Sciences & Technologies until being acquired by SCS Engineers in late 2009.