APh Technological Consulting is a software company, located in Pasadena, California, USA. In 1976 they helped Mattel to develop the Intellivision video game console and also wrote most of the early games for it. Beside games for the Intellivision, they also ported several games to the Atari 2600.
Along with video games, APh developed a virtual version of the real estate MLS book (Multiple Listing Service). The system was called VLS (Video Listiong Service)and incorporated laser disc technology to disply information and photographs of homes for sale in various markets. The discs were updated every few weeks.