Acero Estrella

Specified Services   AISC Steel Building Structures Doc Preparation & Creation Onsite Assessment Monthly Executive Management Assistance Acero Estrella Autopista Duarte KM13 Santiago, Dominican Republic 33166-6505 P: (809) 247-3434 F: (809) 247-3770 Contact Manuel Genao Vice President

Horta Coslada Construcciones Metálicas, S.L.

Specified Services   AISC Steel Bridges Fracture Critical Sophisticated Paint Endorsement Doc Preparation & Creation Onsite Assessment World Trade Center Transportation Hub Assistance CWI Management & Consultation Horta Coslada Construcciones Metálicas, S.L. Pgno. Ind. Sabón, parcelas 92-94 E-15142 Arteixo - A Coruña Spain P: (+34) 981 600 033 F: (+34) 981 602 107 Contact Damián

URSSA S. COOP

Specified Services   World Trade Center Transportation Hub Assistance CWI Management & Consultation URSSA S. COOP Campo de los Palacios, 18 E-01006 Vitoria-Gasteiz SPAIN M: (+ 34) 630 924 634 Contact José María Lagos Hernández Jefe de Exportación / Export Manager

Shanghai Zhenhua Port Machinery Co., Ltd. (ZPMC)

Specified Services   CWI Training & Executive Management Assistance Shanghai Zhenhua Port Machinery Co., Ltd. (ZPMC) 3470 Pudong Nanlu Shanghai, 200125 China P: (+86) 21 51907702 F: (+86) 21 51907705 Contact Chen Bin G. Manager, Q.A. Dept.

China Railway Shanhaiguan Bridge Group Co.,LTD (CRSBG)

Specified Services   Bridge Fabrication Assistance & Consultation China Railway Shanhaiguan Bridge Group Co.,LTD No.35 Nanhaixi Road Shanhaiguan, Qinhuangdao, Hebei, P.R.China P.C.: 066205 P: (+86) 0335 7940162 F: (+86) 0335 5152866 M: (+86) 13933510330 Contact Zhou Manrong (Maggie)

ConxTech

Specified Services   AISC Steel Building Structures Doc Preparation & Creation Onsite Assessment Executive Management Assistance ConxTech 24493 Clawiter Rd Hayward, CA 94545 P: (510) 264-9111 F: (510) 264-1181 Contact Bob Simmons CEO

Helgeson Steel, Inc.

Specified Services   AISC Steel Building Structures Doc Preparation & Creation Onsite Assessment Annual Internal Audit Training Helgeson Steel, Inc. 1130 Verdant St. Elkhart, IN 46516 P: (574) 293-5576 Contact Christine Helgeson

Imperial Construction Associates

Specified Services   AISC Certified Steel Erector Doc Preparation and Creation Onsite Assessment Training Audit Support Assistance Imperial Construction Associates 23810 County Farm Rd Joliet, IL 60431 P: (815) 729-3122 Contact Lisa Bruno

Dynamic Structural Steel, LLC

Specified Services   AISC Steel Building Structures Doc Preparation & Creation Onsite Assessment Major Bridge & Fracture Critical Implementation Dynamic Structural Steel, LLC 329 Second Street Proctor, MN 55810 P: (218) 628-2501 F: (218) 628 2511 Contact Patrick Contardo Purchasing Manager

Selvaggio Steel Inc.

Specified Services   AISC Steel Building Structures Annual Internal Audit Ongoing Project Support Selvaggio Steel Inc. 1119 W. Dorlan Ave. Springfield, IL 62702 P: (217) 528-4078 F: (217) 528-7677 Contact Mark Selvaggio President