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Below is a sampling of past and present companies for which we have provided
services. Click on a company to see details of the services we provided.
Implemented PCI-compliant billing system for ALCO's Pittsburgh Steeler's
game lease parking. System includes online account signup and management,
emailed receipts, and automated credit card billing.
Essential Systems has provided services for ATI's Allegheny Ludlum unit
since 1988 including:
- Development of distributed data acquisition software
- Browser-based applications and reporting
- Database administration
- Modification of existing control applications from 3rd parties
- Virtualization support
- and other consulting services
Linux internet gateway and fileserver; Support for Mac clients
Distributed data acquisition software for automation
Server and Desktop support
Linux and Netware server support, Windows client support, and Groupwise administration
Software and network development and support at the
Pittsburgh International Airport; Development included an Automatic
Vehicle Identification (AVI) System (GOFASTPASS) and
the GOPASS™ access system
SNA APPC communications software and integration software for real
estate transaction processing
Major rewrite of Energy Billing application used by their customers
Distributed database software for high speed fluorescent bulb manufacturing
Access control software for employee parking and building access;
Revenue management software; Real-time parking integration;
Operations support
Client/Server database software for optimal shipping system; Consulting
Audit software for Florida Turnpike; Batch ticket machine software;
Web-based electronic toll tag sales software
Consulting services
Essential Systems provides IT Consulting services to Lamping and Associates
including website design and hosting of
lampingandassociates.com
and email forwarding.
Network service restructuring; Migration from Windows
server based network to a Linux based network; Web-based report application
Database software for business forecasting; Geographic sphere of
influence information database software; Conference management
software
Email, File, and Internet Gateway server running on
Linux; Windows client support
Cable management software; Web-based reporting and work order
management; Inventory management
Distributed data acquisition software for automation
Linux, Sendmail, Apache, DNS, and Radius configuration and support
Electrical contractor inspection support and sales aiding software (including internationalization);
Tegg Information Management System; Conference management software
Database software for cost estimation and project management
Web server support and consulting
Distributed data acquisition and control software for the
Pittsburgh International Airport
Software design and implementation of a production control system
for a flexible manufacturing system
Graphical user interface designs; Large, specialized file system software
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