Hardware

• Servers (Dell, IBM, Compaq, HP, Total Peripherals, Macintosh)
• Desktops (Dell, IBM, Macintosh, Compaq, Digital, NEC, Epson, HP)
• Notebooks (Dell, IBM, Acer, Compaq, Digital, NEC, Epson, HP, Macintosh)
• Peripherals (Scanners (HP), Printers (wide range), Modems (numerous), Plotters (HP, Epson), WLan)
• Network (Cisco, Intel, 3Com)

Software

• OS (MS DOS (2.0 to 6.2), MS Windows (1.0 to 3.1), MS NT (3.51, 4.0, 5.0 [Win2k, XP, Win2k3]) 6 [Win2k8], Netware (2.15 to 5.0)
• Backoffice (SQL Server (7.0, 2k), Site-Server (2.0), MS Terminal Server, IIS (4.0 to 6.0), MS Sharepoint, Citrix Metaframe (1.8, Xpe, Farm), Project Server, Sharepoint Portal and Team Services, MS SBS
• Productivity (MS Office (4.3 to 2010), Lotus Smartsuite, MS Project (97 to 2010))
• Commercial (SAP, Epicor (Platinum), Quantum Treasury, ANZ and Westpac Transaction products, Bloomberg, Bridge, AccPac Suite)
• Helpdesk (Helpweb, Compass (Compaq), Trackit)
• Email (Exchange (4.0 to 2000), Outlook (97 to 2010), cc:Mail, Lotus Notes (4.0))
• Document Management (RecFind, Aurora Library Management)
• Utilities (Backup (Backup Exec, Arcserve), Antivirus (McAfee, Trend, Norton, Norman, Sophos), Management (DMS, SMS, DMI)
• Development (VBScript, html, Kixtart, asp, Java, VBA, Javascript, T-SQL, Visual Basic (3.0 to 6.0), Interdev, Director, C#.Net)
• Virtualisation (ESX 3.5, 4.0)
• Email Management (EMC SourceOne)
• Deduplication (EMC Avamar)
• SAN Management (EMC Navisphere, Replication Manager)

Network

• Protocols (TCP/IP, IPX/SPX, NetBEUI, 802.11a-g)
• Services (DNS, WINS, DHCP, Web, Message Queueing, Web Services)
• Microsoft Active Directory
• Server clustering
• Ecommerce infrastructure (EDI, X.400, ANSI, EDIFACT, mapping)
• RAS and VPN
• legacy BBS

Miscellaneous

• radio communication (HF, VHF, UHF, Microwave, Satellite)
• aircraft navigational aid systems (NDB, DME, VOR, ILS)
• control facilities (voice and equipment switching systems, telephony, telemetry, telex, data communication)
• test equipment (CRO, specialised RF-phase analysis, audio & RF signal generation, digital signal analysis)
• voice communication (PABX, VoIP, IVR)