1993 Baxter Healthcare Corporation, Jacksonville
1994 Mary Kay Cosmetics Inc., Dallas
1995 Motorola, Austin
1996 Amoco Chemical Company, Texas City
1997 Texas Instruments Central Expressway Site, Dallas
1997 H.E. Butt Grocery, San Antonio
1998 Central and South West Corporation, Dallas/Fort Davis
1999 Reliant Energy, Houston
2000 Lucent Technologies, Mesquite
2001 Dupont, Victoria Plant
2002 Hillwood Development, Halff Associates Inc., HBC/Terracon Inc., Hughes & Luce, and the City of Dallas, Dallas
2003 Target Stores, Statewide
2004 Horizon Milling LLC., Saginaw
2005 H-E-B Grocery Company
2006 Abitibi-Consolidated Inc., Recycling Division
2007 Atlas Copco Drilling Solutions Inc., Garland

Conserve. Preserve. Protect.