Custom Software Developer Home / Software Development / South Carolina, USA / Seneca / 29678 / Logic-Source Logic-Source - Software Development services, South Carolina, USA Logic-Source Software Development services, South Carolina. Logic-Source, 207 E North 1st St n, Seneca, SC 29678, United States, 29678, USA+1 864-650-3551http://logic-source.net Custom Software Developer Services offered in South Carolina: Bespoke Software Development, Custom Software Development, Software Design, Application Development, Embedded Software Development, Business Software Solutions