GL Trade
Company offering a comprehensive range of electronic trading solutions.

Progress Software: Apama
Automation platform using event stream processing

Aleri
Event stream processing software

StreamBase
Real-time database, back testing and automation software.

ORC
The company provides a range of software with support for black-box trading

Onyx Systems
Range of database, FIX and trading engine technology.

Nexa Technologies
Offers a range of electronic trading services.

PATS Systems
ISV providing front end software that offers API connection to supporting brokers.

Trading Techonolgies
ISV that offers the popular X-Trader platform allowing API access to supporting brokers.

Arcturus Automated Trading: Arc Trader
The company  provides a range of software and services

Eccoware
The company offers front-end trading software with API and auto-spreading support.

Quantstudio
Quantstudio provides conectivity to allow and allows trading applications to be developed around the platform.

TradeBullet
Automated order execution for Tradestation

Ninja trader
Rapid order entry and automation interface

Fabrefactum
Powerbot automated FX trading platform

Metaquotes
Financial data server and charting terminal software with extensive API support and automation facilities.