EXHIBIT 4.1 Preferred STOCK PURCHASE AGREEMENT PREFERRED STOCK PURCHASE AGREEMENT (this "Agreement"), dated as of May 16, 2002, among Wireless Facilities, Inc., a Delaware corporation (the "Company") and each of the purchasers named on Schedule 1...Preferred Stock Purchase Agreement • June 5th, 2002 • Wireless Facilities Inc • Services-miscellaneous business services • California
