Contact: HYPERLINK "mailto:[email protected]" [email protected] Kastan Mining Limited Appoints Hashimu Semboja as Managing Director, Processing and Metallurgical Operations DAR ES SALAAM, TANZANIA – June 1, 2010: Kastan Mining announced today that Hashimu B. Semboja has joined the Company as the Managing Director for Processing and Metallurgical Operations. Mr. Semboja will have responsibility for designing, implementing, and managing the Company’s ore processing, refining and smelting operations in Tanzania. His initial efforts will be focused on ensuring safe and efficient processing for the Company’s gold mining project in Singida and its copper and gold project in Kilosa. Mr. Semboja has broad experience in base and precious metals production and processing having worked for six years as a production engineer in the steel industry and for two years in various liquid and waste management activities related to aluminum, silver, bauxite and copper. For the past six years he has been a lecturer and supervisor of fourth year student projects at the University of Dar es Salaam’s Chemical and Mining Engineering Department, and has worked as a private consultant for metallic minerals and metals processing projects in Tanzania. He has practical experience in gold processing (Tanzania and South Africa) and copper processing (Selebi Phikwe, Botswana). He obtained a Master of Science Degree in Metallurgical Engineering from the University of Duisburg in Germany and received additional training in South Africa and Germany related to gold, copper, pig iron, steel and stainless steel production and processing. Kastan’s CEO, John Tate, noted, “The Kastan strategy has always been to keep the mineral processing value chain in Tanzania. With Hashimu on the team we have taken an important step in implementing this strategy. He brings the right mix of experience and expertise to Kastan which will enable us to maximize value of our near term operations in Singida and Kilosa. I look forward to working with him.” S. Zagar, Kastan Director, continued, “I have known Hashimu for several years and respect his knowledge and counsel. He understands the Tanzania mineral industry and is a committed professional whose vision for building a modern processing industry in Tanzania mirrors our strategy.” George Gaines, Kastan’s EVP Corporate Strategy commented, “At our March Board meeting we determined that building gold and copper processing capacity is critical to achieving our business targets. Hashimu’s understanding of metallurgy and processing engineering is a definite value add to our team. I join John and Salim in welcoming him to Kastan.” About Kastan Mining Founded in 2007 and headquartered in Dar es Salaam, Tanzania, Kastan Mining is a mining and exploration company focused on mining opportunities in Tanzania. Kastan has several initiatives underway at various stages of development ranging from early exploration to late stage initiatives entering the commercialization phase.