Mario Longhi

Mario Longhi joined Gerdau Ameristeel as president following a 23-year international career with the executive team of Alcoa, a leader in the aluminum industry. Prior to his appointment at Gerdau Ameristeel, Mr. Longhi served as a vice president with Alcoa, as a member of Alcoa's Executive Council, and as group president, global extrusions and end products. Mario Longhi was appointed president and chief executive officer of Howmet Castings in 2002. Prior to this appointment, he served as president of Alcoa Wheel and Forged Products, based in Cleveland, Ohio. He was elected an Alcoa vice president in 2001.

Mr. Longhi began his career with Alcoa at Aluminio, Alcoa's Brazilian affiliate, as construction superintendent for the Alumar consortium in São Luis, Brazil. He then spent the next four years at Alumar in a series of supervisory positions, culminating in 1987 as refinery and port works manager. In 1989, Mario was named refining and smelting operations manager at Pocos de Caldas Operations and in 1992 rolling and extrusions director at Recife, Brazil. In 1994 he became director, castings division at Alcoa Aluminio and one year later, castings and rolling division director. He moved to Cleveland in 1998 as vice president and general manager of Alcoa Wheels International. Two years later he was named president of the business unit.

Mr. Longhi holds a metallurgical engineering degree, with a specialty in nonferrous metallurgy, from Escola de Engenharia Mauá in São Paulo, Brazil.

Terry Sutter

Terry Sutter serves as Gerdau Ameristeel’s chief operating officer. In this role, Mr. Sutter is responsible for all North American consolidated steel manufacturing and commercial operations, as well as raw materials procurement, reporting to the president and chief executive officer. Mr. Sutter oversees daily operations and spearheads production growth.

Mr. Sutter has more than 21 years of experience in international and North American business activities and substantial profit and loss experience gained at Allied Signal/Honeywell, Cytec Industries and Tyco. Most recently, he served as president of plastics and adhesives for Tyco International and was named president and chief executive officer after the acquisition of the business from private equity firm Apollo Management.

Mr. Sutter has an MBA from the University of Chicago Graduate School of Business and an MS degree in Chemical Engineering from Texas A&M University.

Barbara Smith

Barbara Smith serves as Gerdau Ameristeel's vice president and chief financial officer. Ms. Smith is responsible for all strategic financial planning, fiscal matters and investor relations.

Ms. Smith has more than 20 years of experience in international and North American business activities and substantial financial experience gained at Alcoa Aerospace, Automotive and Commercial Transportation Group and Alcoa Fujikura. Most recently, she served as senior vice president and chief financial officer for FARO Technologies at which she was a key member of the senior executive team, responsible for developing and executing company growth strategies.

Ms. Smith earned a Bachelor of Science in Accounting from Purdue University in West Lafayette, Ind. She also earned the title of a certified public accountant from the State of Tennessee.

Robert E. Lewis

Robert E. Lewis serves as the company's vice president, general counsel and corporate secretary. As chief legal officer, he is responsible for management of all legal matters, including reviewing all property and equipment leases and contracts, leading due-diligence efforts, and ensuring adherence to corporate governance and business integrity standards.

Mr. Lewis has 24 years of legal experience, and served as senior vice president/general counsel and secretary for Eckerd Corporation prior to joining the Company. He was formerly an attorney and shareholder with the Tampa law firm of Shackleford, Farrior, Stallings, & Evans, P.A.

A graduate in accounting from the University of Florida, Mr. Lewis also earned his law degree with honors from the University in 1985. He has been a member of the Florida Bar and American Bar Association since 1985.

J. Neal McCullohs

James Neal McCullohs III, vice president, downstream operations, has been leading downstream operations since October 2001. He is responsible for the company's more than 40 rebar fabrication and steel-related business operations, including Rail Products, Atlas Steel and Wire, and Bright Bar. He is also responsible for leading all aspects of commercial sales for the company. Mr. McCullohs has been instrumental in the fabrication operations' growth and diversification, including the company's expansion into the Midwest with the 2004 acquisitions of the assets of Potter Form & Tie and Gate City Steel.

In his 25+ years with Gerdau Ameristeel, Mr. McCullohs has developed expertise in steel fabrication and sales and a comprehensive understanding of the market. In April 2004, he was elected to a two-year term as chairman of the Concrete Reinforcing Steel Institute (CRSI). CRSI, which is one of America's oldest trade associations, promotes the use of reinforced concrete in the construction industry. Mr. McCullohs has served on the CRSI board and executive committee for the past nine years.

His previous management roles at Gerdau Ameristeel include vice president of mill product sales, regional manager for Fabricating Division-Florida Region, manager of the St. Albans Reinforcing Steel division, and manager of the Atlanta Reinforcing division. His sales leadership experience includes roles as sales manager of the Orlando Reinforcing Steel division, and sales manager and contract sales representative for the Charlotte Reinforcing Steel division. He originally joined the company as a management trainee at the Atlanta Reinforcing Steel division in 1978.

A native of Columbus, Ga., Mr. McCullohs is a graduate of Auburn University and holds a Bachelor of Science degree in construction.

Matthew Yeatman

Matthew Yeatman serves as vice president, raw materials for Gerdau Ameristeel. In this role, he is responsible for all raw materials purchasing, including iron and steel scrap. He is also responsible for the company's recycling division, which includes seven scrap yards and shredders in Ontario and one in Buffalo, New York.

Mr. Yeatman has 19 years of experience as part of Gerdau Ameristeel and its predecessor companies. His most recent position with the company was vice president and general manager of recycling operations. Under Mr. Yeatman's leadership, Gerdau Ameristeel's recycling division has been profitable since it was transitioned to an operational unit in 1994.

Mr. Yeatman served as scrap purchasing manager from 1992 to 1999. During his tenure in this role, external sales increased from 20,000 tons/year to 500,000 tons/year. He previously served as division manager at Co-Steel Lasco, in the industrial metals division.

Diane Drum

Diane Drum serves as Gerdau Ameristeel’s Vice President and Chief Information Officer. Ms. Drum’s responsibilities in this role include all aspects of the information technology area.

Ms. Drum has more than 25 years of experience in diverse leadership roles within the information technology and manufacturing arena. In her role as CIO of DuPont Fluoroproducts, she led one of Dupont’s most successful global SAP system implementation to date. Her experience incorporates a multitude of information technology areas including, global information systems management, process control, data center management, global IT planning and strategy, supply chain & operations IT, and business insight and data management.

Ms. Drum completed her academic training at Clemson University where she received her Bachelor of Science degree in electrical and computer engineering.

Jim Kerkvliet

Jim Kerkvliet serves as Gerdau Ameristeel’s Vice President of Commercial Sales. In this role, he is responsible for all domestic mill sales operations, international commercial sales operations and commercial marketing.

Mr. Kerkvliet has over 20 years experience in the international Steel realm and vast knowledge of international and North American sales strategy. He has held various senior leadership positions throughout his career and prior to becoming Vice President Mr. Kerkvliet served as general manager for Gerdau Ameristeel’s downstream non-fabrication operations. Before coming to Gerdau Ameristeel he worked within the leadership of such companies as Cargill Ferrous International and Cargill Steel & Wire as well as holding regional sales responsibilities for North Star Steel.

Mr. Kerkvliet received his undergraduate degree from the College of St. Thomas in Marketing Management.

Guilherme Johannpeter

Guilherme Johannpeter serves as Gerdau Ameristeel’s Vice President and General Manager. In this capacity he directs the special sections operations in Manitoba, Canada and the Gerdau Ameristeel cold finish business.

Mr. Johannpeter began his career with the Gerdau Group in 1985 as a trainee in Porto Alegre, Brazil. After attaining a comprehensive knowledge of the steel production industry he moved to the raw materials side of the business as a scrap buyer in Riograndense. After four years in raw materials Mr. Johannpeter moved into Gerdau’s management as the head of sales for Comercial Gerdau in Sao Paolo, Brazil. While in Gerdau’s management he has held various senior level positions including marketing and planning manager, executive manager of industrial wires, executive director of industrial products and executive director of civil construction.

Mr. Johannpeter obtained his law degree from Unisinos, Brazil and his MBA from the Kellogg School of Management at Northwestern University.

Carl Czarnik

Carl Czarnik serves as Gerdau Ameristeel’s vice president and chief human resources officer. Mr. Czarnik has more than 20 years of experience in leadership roles with the steel industry and possesses a floor to ceiling knowledge of personnel management within the steel industry.

Mr. Czarnik began his career in steel over 22 years ago with North Star Steel in Monroe, Michigan as a management trainee. He has held various positions in a wide array of steel functions including melt shop operations, casting and works management prior to entering into a senior management position as a plant manager.

In addition to his extensive steel industry experience, Mr. Czarnik served as an executive officer in the U.S. Army for seven years during which he served in active duty in the first Gulf War.

Mr. Czarnik received his Bachelor of Science degree in chemical engineering from Rose Hulman Institute of Technology.

Yuan Wang

Yuan Wang serves as Vice President of Management Systems. Mr. Wang’s responsibilities include the integration and implementation of the Gerdau Business System and the development of quality systems.

Mr. Wang has over 20 years of experience within the Gerdau Group. His career started Riograndense, Brazil in March of 1987. He has worked across a broad range of steel operations including scrap, melt shop, casting and refractory operations, and numerous business operations support systems.

Prior to joining the Gerdau Ameristeel executive team, Mr. Wang held various senior level positions including Senior Process Engineer, Plant Operations Manager, Vice President and General Manager of the Gerdau Ameristeel Manitoba Rolling Mill and Executive Director & Chief Representative for Gerdau’s specialty steel operations in Shanghai, China.

Mr. Wang has worked for the Gerdau Group on three continents serving operations in Brazil, Canada, China and the United States. He is fluent in English, Portuguese and Mandarin Chinese.

Mr. Wang is a graduate of Universidade Federal do Rio Grande do Sul, where he majored in Metallurgical Engineering.