0001140361-12-022565 Sample Contracts

SUBSCRIPTION AGREEMENT
Subscription Agreement • May 3rd, 2012 • Houston American Energy Corp • Crude petroleum & natural gas • New York

The undersigned (the "Investor") hereby confirms its agreement with Houston American Energy Corp., a Delaware corporation (the "Company"), as follows:

6,200,000 Units HOUSTON AMERICAN ENERGY CORP. Common Stock and Warrants PLACEMENT AGENCY AGREEMENT
Placement Agency Agreement • May 3rd, 2012 • Houston American Energy Corp • Crude petroleum & natural gas • New York