American Technologies Group Appoints Former U.S. Senator Larry Pressler, and an Investment Banker to Its Board of Directors.

MONROVIA, Calif.--(BUSINESS WIRE)--June 11, 1999--

ATEG Significantly Enhances Company's Prestigious Board

American Technologies Group, Inc. (OTC BB:ATEG) announced today that former Senator Larry Pressler has been appointed to the board of directors of the Company, along with investment banker Alan Brooks.

Senator Pressler served in Congress for 22 years from 1979 to 1996, first as a member of the House and then as the three term U.S. Senator of South Dakota. He was the author of the Telecommunications Act of 1996 and chairman of the U.S. Senate Commerce, Science, and Transportation Committee. He currently is a partner of O'Connor & Hannan, a Washington D.C. and Minneapolis-based law firm, where he heads the telecommunications and business group. Senator Pressler also serves on the board of directors of Global Light Telecommunications, Inc. (AMEX: GBT), APA Optics, Inc. (NASDAQ: APAT), Plus Communications International, and is a member of the board of advisors of Trident Capital in Los Angeles and BlueStone Capital in New York.

In accepting the board position, Senator Pressler said, "I am very honored and privileged to serve on the board of American Technologies Group. It is exciting to be involved with a Company whose innovative technologies address many environmental concerns such as the very pivotal issue of handling nuclear waste."

ATEG also announced the appointment of investment banker and financier Alan Brooks to the Company's board. Mr. Brooks brings a strong business background to ATEG's board of directors from his 30 years of executive experience. Brooks specialized in the marketing and financial services of a wide variety of companies and governmental organizations worldwide. He served in various positions, including managing director of Bromark Partners, president of Commercial Leasing Corporation, director of marketing for the Revlon-Realistic Division of Revlon, Inc. (NYSE:REV), and vice president of marketing and sales at Studio One Products, Inc.

American Technologies Group is an advanced science and technology company engaged in the development, commercialization and sale of products and systems using its patented and proprietary technologies. The Company's core technologies are the IE' Catalyst, Vacuum Distillation water-purification technology, and a high-energy particle beam. These technologies have applications in the nuclear, energy, medical, chemical, mining, oil, and personal and home care industries. The Force(r) is an environmentally safe automotive combustion product based on its IE Catalyst used to improve fuel economy and, over time, reduce carbon deposits.

Forward-looking statements in this release are made pursuant to the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995. Investors are cautioned that such forward-looking statements involve risks and uncertainties, including, without limitation, continued acceptance of the Company's products, increased levels of competition, new products and technological changes, the Company's dependence upon third-party suppliers, intellectual property rights, and other risks detailed from time to time in the Company's periodic reports filed with the Securities and Exchange Commission.