Engineers - Civil, Environmental, Mechanical & Consulting go Results Found: 3 Halff Associates, Inc. Halff Associates, Inc. 5000 W. Military Hwy. Ste. 100 McAllen TX 78503 (956) 664-0286 Cruz-Hogan Consultants, Inc. Cruz-Hogan Consultants, Inc. 108 East Bus. Hwy 83 Weslaco TX 78596 (956) 682-5022 L & G Engineering L & G Engineering 2100 W. Expressway Mercedes TX 78570 (956) 565-9813
