CERTIFICATE OF APPROVAL This is to certify that the Environmental Management System of: has been approved by Lloyd's Register Quality Assurance to the following Environmental Management System Standard: ISO 14001:2015 The Environmental Management System is applicable to: Sales, Product Design and Development, Manufacture and Service Provision of Steel Bars, Steel Tubular Products and Accessories, gas cylinders, threading, coating and end protectors. Manufacture of sucker rods. Reception, storage and processing of ferrous scrap. Service for Management of Civil Construction, Mechanical and Electrical Services; Assembly of Equipment, Piping and Instrumentation Equipment and Industrial Plant. associated with the production of electric power and steam. This certificate is valid only in association with the certificate schedule bearing the same number on which the locations applicable to this approval are listed. Certificate Expiry: 21 th July 2019 Issued by: Lloyd's Register Quality Assurance Italy Srl for and on behalf of Lloyd s Register Quality Assurance Limited
Tenaris Siderca (Siderca S.A.I.C.) Dr Simini, 250 (B2804MHA) Campana, Buenos Aires Argentina Tenaris Siderca CETE II de SIDERCA S.A.I.C. Savio S/N, Centro Siderúrgico General Savio Ramallo, Provincia de Buenos Aires Argentina Metalmecánica S.A. Ruta 55 - Km 754,1 Villa Mercedes (Provincia de San Luis) Argentina Planta Metalmecánica Ruta Nacional 7, Km 701 Villa Mercedes - Provincia de San Luis Argentina Manufacture, of steel round bar seamless hot rolled and cold drawn tubular steel products and accessories. Provision of services associated to these products. LRC 6014676/EMS/U/EN/M/007 associated with the production of electric power and steam. LRC 6014676/EMS/U/EN/M/009 Sucker Rods Manufacturing for Oil Industry, Protectors and Accessories: Couplings, Nipples, Cemented Pipes and Pony Rods. LRC 6014676/EMS/U/EN/M/010 Sucker Rods Manufacturing for Oil Industry and Accessories: Couplings. LRC 6014676/EMS/U/EN/M/048 Page 1 of 15
Planta Metalmecánica Ruta Prov 24, Km 7,5 Villa Mercedes - Provincia de San Luis Argentina TENARIS - SCRAP SERVICE S.A. Servicio GM Ruta 9 Km 278, Alvear, Provincia de Santa Fe Argentina TENARIS - SCRAP SERVICE S.A. Sitio Campana Ruta 6 km 203,436 Campana, Provincia de Buenos Aires Argentina Manufacturing of Cemented Pipes. LRC 6014676/OHS/U/EN/M/049 Reception, Storage and Processing of Ferrous Scrap. LRC 6014676/EMS/U/EN/M/011 Reception, Storage, Processing and Dispatch of Ferrous Scrap. LRC 6014676/EMS/U/EN/M/012 Page 2 of 15
TENARIS - SCRAP SERVICE S.A. Sitio Esteban Echeverría Ruta de la Tradición 7424 Esteban Echeverría Provincia de Buenos Aires - Argentina TENARIS - SCRAP SERVICE S.A. Sitio Córdoba Avda. General Savio 4655 Ciudad de Córdoba Provincia de Córdoba - Argentina TENARIS - SCRAP SERVICE S.A. Sitio San Martín Ruta 8 Km 18 N 4846 - San Martín Provincia de Buenos Aires - Argentina Reception, Storage, Processing and Dispatch of Ferrous Scrap. LRC 6014676/EMS/U/EN/M/013 Reception, Storage, Processing and Dispatch of Ferrous Scrap. LRC 6014676/EMS/U/EN/M/014 Reception, Storage, Processing and Dispatch of Ferrous Scrap. LRC 6014676/EMS/U/EN/M/015 Page 3 of 15
Tenaris Confab Industrial S.A. Av. Gastao Vidigal Neto, 475 Cidade Nova CEP 12414-020 - Pindamonhangaba Sao Paulo - Brazil Tenaris Confab Industrial S.A. Rio das Ostras Rua do Sondador s/n Quadra H Lote 10 E 11 Zona Especial de Negocios Rio das Ostras CEP 28890-000 Rio de Janeiro Brazil Tenaris Confab Montagens Ltda. Rua Dr. Gonzaga, s/n, Moreira Cesar Pindamonhangaba, SP, Brazil Manufacture and service provision of welded carbon and micro alloyed steel tubes coated and uncoated and structural tubes. Storage and distribution of pipes and supply services of inspections of pipes. LRC 6014676/EMS/U/EN/M/016 Inspection, Storage and Distribution of pipes. LRC 6014676/EMS/U/EN/M/038 Service for Management of Civil Construction, Mechanical and Electrical Services; Assembly of Equipment, Piping and Instrumentation Equipment and Industrial Plant. LRC 6014676/EMS/U/EN/M/044 Page 4 of 15
Confab Industrial S.A - Negocio Equipamentos (Gruppo Tenaris HSE) Rua Dr. Gonzaga, s/n, Moreira Cesar Pindamonhangaba, SP, Brazil Tenaris Confab Hastes de Bombeio S.A. Rua Dr. Gonzaga, s/n - Moreira Cesar, Pindamonhangaba - São Paulo Brazil Tubos de Acero de México S.A. Km. 433.7 Carretera México Veracruz Vía Xalapa, Veracruz, Veracruz, México CP. 91697 Design and Manufacture of Equipment for Petroleum, Petrochemical, Pulp and Paper, Power, Metallurgy and Mining such as: Pressure Vessels, Reactors, Process Towers, Boilers, Heat Exchangers, Evaporators, Fired Heaters, Blast Furnaces and Steel Converter. Management of Assembly Services. LRC 6014676/EMS/U/EN/M/045 Manufacture and technical support services for steel sucker rods and accessories, polished rods, sucker rods guides and sinker bars. LRC 6014676/EMS/U/EN/M/043 Manufacture and Service Provision of Steel Bars, Hot Rolled and Cold Drawn, Steel Tubular Products and Accessories, Couplings, Subcouplings, Protectors, Sucker Rods and Sucker Rods guides. LRC 6014676/EMS/U/EN/M/017 Page 5 of 15
Tubos de Acero de México S.A. (Division Conexiones) Carretera Monterrey Laredo Km 24.2 Ciénega de Flores, Nuevo León, México CP. 65550 Tubos de Acero de México S.A. (Coatzintla) Carretera Coatzintla Palma Sola, Km 61.100 al 61.400, Colonia La Laja Coatzintla, Veracruz. 93160 Tubos de Acero de México S.A. (Comalcalco) Km 150 Carretera Cárdenas- Comalcalco. Ranchería Oriente, 5 sección Col. Centro Comalcalco, Tabasco. 86650 Manufacture and sales of seamless butt-weld fittings in carbon and alloy steel. LRC 6014676/EMS/U/EN/M/035 Storage yards and field services building. LRC 6014676/EMS/U/EN/M/036 Storage yards and field services building. LRC 6014676/EMS/U/EN/M/037 Page 6 of 15
Tenaris Tubocaribe Parque Industrial Carlos Vélez Pombo Km 1, Vía Turbaco, Bolívar - Colombia Tenaris Hickman 5000 N County Road 967 Blytheville, AR 72315 - USA Tenaris Coiled Tubes - Downhole Center 8615 East Sam Houston Parkway North Houston TX 77044 - USA Tenaris McCarty 302 McCarty Drive Houston, Texas 77029 USA Manufacture of welded and seamless steel line pipes, couplings, casing and tubing; electro metallic and processor of tubular products, application of single or multi-layer coatings. LRC 6014676/EMS/U/EN/M/018 Manufacture of welded pipes (OCTG and Line Pipe), and externally coated line pipe. LRC 6014676/EMS/U/EN/M/019 Manufacture and Service of Coiled Tubing for the Oil and Gas Industry. LRC 6014676/EMS/U/EN/M/022 Threading and Surface Coating of Casing and Tubing Steel Pipes and Accessories. Sales and Storage of Tubular Product and Accessories. LRC 6014676/EMS/U/EN/M/023 Page 7 of 15
Tenaris Bakersfield 3237 Patton Way, Bakersfield, CA 93308-5717 - USA Tenaris Bay City (Tenaris Bay City Inc.) 7960 SH-35, Bay City, TX 77414 (United States) Tenaris, Algoma Tubes Inc. 547 Wallace Terrace, Sault Ste. Marie, Ontario, P6C 1L9 - Canada Tenaris Prudential (Prudential Steel ULC) 8919 Barlow Trail SE Calgary, Alberta T2C 2N7 Canada Threading of casing and tubing steel pipes and accessories; sales, service provision and storage of tubular products and accessories. LRC 6014676/EMS/U/EN/M/024 Manufacture and Service provision of hot rolled seamless steel tubular products. LRC 6014676/EMS/U/EN/M/046 Manufacture of Hot Rolled Seamless Steel Pipe including Heat Treatment and Threading of Tubular Products. LRC 6014676/EMS/U/EN/M/025 Manufacture of welded line pipe, casing and tubing. LRC 6014676/EMS/U/EN/M/050 Page 8 of 15
Tenaris Nisku (Hydril Canadian Company Limited Partnership) 2307 8 th Street Nisku, Alberta, T9E 7Z3 - Canada DALMINE S.p.A. Dalmine Manufacturing Center Piazza Caduti d'italia 1944, 1 24044 Dalmine (Bergamo) - Italy DALMINE S.p.A. Sabbio Bergamasco Manufacturing Center Via Levate, 2 24044 Sabbio Bergamasco (Bergamo) - Italy Manufacture of Premium Connections, Accessories and Couplings for the Oil and Gas Industry. LRC 6014676/EMS/U/EN/M/026 Manufacture, sales of seamless steel hot rolled products, bars and accessories, logistic services and power plant generation. Receipt, storage and Recovery of ferrous scrap, temporary storage of industrial hazardous waste. LRC 6014676/EMS/U/EN/M/001 Design, manufacture and sale of steel gas cylinders and logistic services. LRC 6014676/EMS/U/EN/M/002 Page 9 of 15
DALMINE S.p.A. Piombino Manufacturing Center Località Ischia di Crociano 57025 Piombino (Livorno) - Italy DALMINE S.p.A. Arcore Manufacturing Center Via A. Grandi, 100 20862 Arcore (Monza e della Brianza) Italy DALMINE S.p.A. Costa Volpino Manufacturing Center Via Piò, 30 24062 Costa Volpino (Bergamo) Italy DALMINE S.p.A. Fast Manufacturing Center Via Friuli, 7/B 24044 Dalmine (Bergamo) - Italy Manufacturing of welded steel tubes, coated and uncoated and logistic services. LRC 6014676/EMS/U/EN/M/003 Manufacturing of hot rolled steel seamless tubes and logistic services. LRC 6014676/EMS/U/EN/M/004 Manufacturing of cold drawn steel tubes and tubular parts and logistic services. Temporary storage of industrial hazardous waste. LRC 6014676/EMS/U/EN/M/005 Mechanical machining of pipes, manufacture of special parts and logistics services. LRC 6014676/EMS/U/EN/M/006 Page 10 of 15
TENARIS - SC SILCOTUB SA 93 Mihai Viteazu Blv 450131 Zalau Salaj County Romania Tenaris S.C. Silcotub S.A. Calarasi 162 Prelungirea Bucuresti Road 910153 Calarasi - Calarasi County Romania TENARIS S.C. SILCOTUB S.A. Campina 1 Orizontului Street 105600, Campina - Prahova County Romania Manufacture, sales, storage and services provision of seamless steel hot rolled and cold drawn tubular products and accessories. LRC 6014676/EMS/U/EN/M/008 Manufacture and sales of continuously cast steel bars, for pipes production, profiles and for other steel products. LRC 6014676/EMS/U/EN/M/039 Manufacture, sales, storage and service provision of sucker rods and accessories. LRC 6014676/EMS/U/EN/M/040 Page 11 of 15
TENARIS S.C. SILCOTUB S.A. Ploiesti Targoviste Road, Km. 8 100213 Industrial Park Ploiesti Prahova County Romania TENARIS S.C. SILCOTUB S.A. Popesti Leordeni 91 Soseaua de Centura - Popesti Leordeni Ilfov County Romania Tenaris Global Services UK Limited Minto Avenue, Altens Industrial Estate Aberdeen, AB123JZ Scotland U.K. Storage and sales of seamless steel hot rolled tubular products, accessories and services provision. LRC 6014676/EMS/U/EN/M/041 Collection and storage of scrap. LRC 6014676/EMS/U/EN/M/042 Processing and threading of steel tubular products (casing tubing line pipe and accessories), sales service provision and storage of tubular products and accessories. LRC 6014676/EMS/U/EN/M/027 Page 12 of 15
Tenaris Denmark Måde Industrivej 38 DK-6705 Esbjerg Denmark Tenaris SPIJ (PT. Seamless Pipe Indonesia Jaya) Jl. Antartika I Kav. F4 Krakatau Industrial Estate Cilegon Banten 42443 Indonesia Tenaris Batam (PT Hydril Indonesia) Kabil Industrial Estate, JI. Hang Kesturi 1 Kav 23 & 24, Kabil Batam Riau Islands 29467 Indonesia Processing and threading of steel tubular products (casing tubing line pipe and accessories), sales service provision and storage of tubular products and accessories. LRC 6014676/EMS/U/EN/M/028 Processor and threader of tubular products (casing, tubing, seamless line pipe) and accessories, service and storage provision of tubular products and accessories. LRC 6014676/EMS/U/EN/M/029 Threading of casing and tubing steel pipes and accessories; sales, service provision and storage of tubular products and accessories. LRC 6014676/EMS/U/EN/M/030 Page 13 of 15
Tenaris Qingdao Steel Pipes Ltd No.2001, Kunlun Shan South Road, Eco. And Tech. Development Zone, Qingdao City, People s Republic of China Tenaris Saudi Arabia Middle East 2 nd Industrial City - PO BOX 12441 Damman 31473 - Eastern Province Saudi Arabia Tenaris Global Services Nigeria Ltd Oil and Gas Free Zone Federal Lighter Terminal Onne/Port Harcourt - River State Nigeria Processing and threading, sales, technical and integrated Supply Chain management service provision of steel tubular products and accessories. LRC 6014676/EMS/U/EN/M/031 Processor and threader of tubular products (casing, tubing, seamless line pipe) and accessories, service and storage provision of tubular products and accessories. LRC 6014676/EMS/U/EN/M/032 Threading, machining and finishing of steel pipes and accessories, storage and other services related. LRC 6014676/EMS/U/EN/M/033 Page 14 of 15
Pipe Coaters Nigeria Limited Oil and Gas Free Zone Federal Lighter Terminal Onne/Port Harcourt - River State Nigeria Tenaris NKKTubes (NKKTUBES) 2-1 Ikegami-cho Kawasaki-ku, Kawasaki-shi, Kanagawa-ken, 210-0864 Japan Coating of steel pipes and accessories, storage and other services related. LRC 6014676/EMS/U/EN/M/034 Manufacture of seamless steel hot rolled tubular products. LRC 6014676/EMS/U/EN/M/051 Page 15 of 15