founded in 1984, matrix service company (nasdaq:mtrx) is a top-tier industrial contractor based in tulsa, oklahoma with subsidiary offices throughout the u.s. and canada as well as in sydney, australia and seoul, south korea. the company’s subsidiaries — matrix service, matrix nac, matrix pdm engineering and matrix applied technologies — provide engineering, procurement, fabrication and construction; maintenance and industrial cleaning services; and products to the energy, power and industrial markets. matrix is known as a leader in aboveground storage tanks and specialty vessels and is a contractor of choice for a host of industries including power generation, power delivery, integrated iron and steel, minerals and mining and more. matrix service company is ranked #49 in engineering-news record's annual top 400 contractors. we are also recognized as one of forbes 100 most trustworthy public companies, as one of fortune's top 100 fastest-growing companies and certified as a great workp