SAN DIEGO -- Wireless Facilities Inc., which designs, manages and performs other services on communications networks for wireless operators, said Monday it is reviewing past stock-option practices and will not file financial results until the review is complete. Wireless Facilities, Inc. provides outsourced engineering and network deployment services, security systems engineering and integration services, and other technical services primarily to the wireless communications industry, the United States government, and enterprise customers in the United States. The company operates in three segments: Wireless Network Services, Enterprise Network Services, and Government Network Services segment. The Wireless Network Services include network planning, which comprises of business consulting services for all predeployment planning, including technology assessment, market analysis, and business plan development; network design and deployment services, which include a range of services for the design and deployment of wireless networks, such as radio frequency engineering, spectrum relocation, fixed network engineering, site development, and installation and optimization services. It also provides network management and optimization services comprising of postdeployment radio frequency optimization services, and network operations and maintenance services. Enterprise Network Services segment provides system design, deployment, integration, monitoring, and support services for enterprise networks. In addition, it offers solutions that combine voice, data, electronic security, and building automation systems with fixed or wireless connectivity solutions. The Government Network Services segment serves the federal information technology services market, which includes the design, development, deployment, integration, and management of communications and information networks. Wireless Facilities was co-founded by Massih Tayebi in 1994. The company is headquartered in San Diego, California.