Allen Global, LLC is the evolution of Allen Filters, Inc., a 65 year old leader in the oil, gas, and energy filtration indust ... ry. As a new holding company Allen Global, LLC not only retains Allen Filters, Inc. under its umbrella but also many new companies and ventures in the areas of fluid management which now encompass chemicals, waste water management, recycling, laboratory analysis, and refining of petroleum products. Allen Global continually conducts industry leading research and development, is a global leader in "green" waste stream management, has equipment in over 60 countries and offices on 5 continents. read more