PetroTech Oil and Gas, Inc., formerly Unity Management Group, Inc. operates and develops Enhanced Oil Recovery (EOR) opportunities within qualifying oil reservoirs in the United States using its Enhanced Oil Recovery method and technique. The company is also a construction and heavy equipment company. The Company is focussing on developing and acquisitions of technology in secondary oil recovery, oil and gas reporting software, trading software and Nitrogen and CO2 injection equipment. Enhanced oil recovery is also called improved oil recovery or tertiary recovery. The Company�s services include Work over and Installation Services, Heavy Equipment Services, Nitrogen, CO2 and Gas Mixture Treatments, Exhaust Gas Unit, Gas Assisted Gravity Drainage and Reservoir Development.