Computer software design and development; Design and development of computer software applications; Design and development of software for use in the field of computer aided design; Technical consulting in the field of computer aided design; Application service provider, namely, hosting, managing, developing, analyzing, and maintaining applications and software of others in the fields of computer aided design and mechanical drawing; Platform as a service (PaaS) featuring computer software platforms for the development of computer aided design and technical graphics applications and for providing standards for the application of computer aided design