Numeritek - Home of Numerica, a library for solving hyperbolic partial differential equations. - http://www.numeritek.com/
Beasy - Boundary Element software for various areas such as stress, durability analysis, heat transfer, fatigue, crack growth, acoustic design, corrosion, cathodic protection, mechanical design, contact and wear. - http://www.beasy.com/
Applied Research Associates NZ Ltd (ARANZ) - Developers of 3D digitizer (handheld laser scanner), point-cloud meshing and 3D data gridding software. - http://aranz.com/
Mathematic.co.uk - Industrial mathematical consultancy, including detailed examples of numerical analysis. - http://www.mathematic.co.uk/