Who We Are

ALLENTECH is a privately held manufacturer and erector of internal floating roofs and perimeter seal systems for above-ground storage tanks and covers for API separator basins.

Operating since 1986, ALLENTECH is recognized worldwide within the petrochemical industry as the premier supplier of these custom roofs and accessories serving major oil companies and terminal operators in more than 60 countries

Introductory Video

Allentech leads the industry in Internal Floating Roofs, Perimeter Seal Systems and Covers for API Separator Basins. Watch how our quality and safety systems can equate to a smart choice for your business.