SciWriter
Science, Math, Software, Typesetting - SciWriter. An XML based WYSIWYG word processor for mathematics and text.
http://www.soft4science.com/
Applied Symbols
Science, Math, Software, Typesetting - Applied Symbols. This company specializes in OpenType fonts for technical and mathematical publications.
https://www.appliedsymbols.com/
OpenMath
Science, Math, Software, Typesetting - OpenMath. Emerging standard for representing mathematical objects semantically, allowing them to be stored in databases and communicated over the World-Wide-Web.
https://openmath.org/
Econometrics Toolbox
Science, Math, Software, MATLAB - Econometrics Toolbox. [free].
http://spatial-econometrics.com/
Genetic and Evolutionary Algorithm Toolbox
The GEATbx provides global optimization capabilities in Matlab. In an easy to use way powerful genetic and evolutionary algorithms find solutions to your problems not suitable for traditional optimization approaches.
http://www.geatbx.com/
OPTI-NUM solutions
Science, Math, Software, MATLAB - OPTI-NUM solutions. Reseller of MATLAB, Simulink and related products in Southern Africa.
https://www.optinum.co.za/
IndiaSoft Technologies (P) Ltd.
Science, Math, Software, MATLAB - IndiaSoft. Scientific and Statistical solutions to Engineering and R&D Organizations in India.
https://www.indiasoft.co.in/