DCS

ABB MOD300
Moore Products APACS
Fisher-Rosemount Delta V
Fisher-Rosemount Provox and RS-3 Honeywell TDC3000

PLC

Allen-Bradley PLC-2/3/5, SLC 5/04
Modicon 484/584/984
GE Series 90

SCADA

Intellution
Wonderware
US Data

I/O Systems

Opto22

Operating Systems

Unix
VMS
Windows NT

Software

Visual Basic
Visual C
C/C++

Databases

Access
SQL Server
Oracle