Atok-Big Wedge Co., Inc. is a Philippines-based company, which is engaged in the business of exploration and development of mining, oil, gas and natural resources. The Company's segments include Mining, Exploration and Development, and Stock Transfer Agency. Its subsidiaries include AB Stock Transfer Corporation (ABSTC) and Tidemark Holdings Limited. Its ABSTC is engaged in establishing, operating and acting as transfer agent and/or registrar of corporations, to register all sales, exchanges or other transfer of shares of stock of corporations, to enter and note in the books of the client corporations such sales, exchange, or transfer duly endorsed and surrendered certificates of shares of stock. ABSTC also provides the stock and transfer books for its clients corporations. Tidemark Holdings Limited owns an approximately 27.14% interest in Forum Energy Ltd, and also owns over 70% of service contract 72, which is an oil and gas project in Recto Bank.