EaseFilter
EaseFilter specialize in file system filter driver development. They architect, implement and test file system filter drivers for a wide range of functionality. EaseFilter can offer several levels of assistance to meet your specific needs; providing consulting services for your existing file system filter driver, offering customization of their SDKs to meet your requirements or assistance to create your own filter driver with their source code.
Hillstone Software
Hillstone Software is a small technology firm based in Dublin, Ireland. They develop and supply software components and libraries and offer software development services to software development, IT and electronics companies and individuals worldwide. Their strong focus is on C / C++ and based products and services. They develop for many platforms: Windows desktop and server OS, Windows Mobile and Windows CE, Unix / Linux / Mac OSX, iOS and embedded devices. They develop software components, protocol stacks and libraries in the following areas: Legacy X.25 protocol and X.25 over TCP (XOT) conversion, serial communication, GSM SMS, GPS navigation (NMEA 183), TCP/IP network protocols (SMTP, POP3, NTP, TFTP, FTP, HTTP), security and encryption, message oriented middleware. Hillstone Software also offers software development and consultancy services to corporate and individual customers globally. They are capable of handling full software development cycle.