BELCAN TECHNICAL SERVICES, INC. Chesterfield, MO Engineering Placement Mgr None (314) 532-3668 NBUTLER SERVICE GROUP, INC. St. Louis, MO Engineering Placement Mgr None (314) 997-7868 NCDI CORPORATION Maryland Heights, MO Engineering Placement Mgr None (314) 878-7894 NCHRISTOPHER AND LONG 15 Worthington Street Maryland Heights, MO63043Bob Schillinger (314) 576-6300None Also (800) 325-3570 NEWING TECHNICAL DESIGN, INC. 120 Progress Parkway Maryland Heights, MO63043Engineering Placement Mgr (800) 688-8536(314) 878-3037 NGAFNER & ASSOCIATES, INC. 3534 East Sunshine, Suite A Springfield, MO65809Richard Gafner, CPC (417) 883-9700None NH. J. TYRRELL COMPANY Post Office Box 1769 Manchester, MO63011Engineering Placement Mgr (314) 391-8482(314) 391-8974 Also 1 (800) 289-4272 NH. L. YOH COMPANY Post Office Box 28567 Saint Louis, MO63146Engineering Placement Mgr (314) 567-9660None NKIRK-MAYER, INC. St. Louis, MO Engineering Placement Mgr None (314) 731-1638 NLPL TECHNICAL SERVICE, INC. St. Ann, MO Engineering Placement Mgr None (314) 739-6046 NPDS TECHNICAL SERVICES St. Louis, MO Engineering Placement Mgr None (314) 997-9385 NTAD TECHNICAL SERVICES CORP. St. Louis, MO Engineering Placement Mgr None (314) 872-8088 NTEAM INTERNATIONAL, INC. Post Office Box 18157 Kansas City, MO64133Engineering Placement Mgr (816) 737-1400None NTRUMAN L. KING & ASSOCIATES, INC7777 Bonhomme Avenue, Suite 1005Saint Louis, MO63105Engineering Placement Mgr (314) 726-2200None NVOLT TECHNICAL SERVICES St. Louis, MO Engineering Placement Mgr None (314) 423-1192 NWESTERN TECHNICAL SERVICES 130 South Bemiston Avenue, #609 Clayton, MO63105Engineering Placement Mgr (314) 727-8845(314) 727-1499 N