Corporate Description and Summary for Ellison Fluid Calipers:Ellison Fluid Calipers is an American company founded in 1979 and headquartered in Allen, Texas, with operations based in Odessa, Texas. Over the past 40 years, the company has worked extensively to develop over 40,000 successful fluid calipers. The company is owned and operated by Chuck Ellison, who has a M.S. in Geology/Geophysics and boasts over 40 years of experience. The official