Total Cost of Ownership Calculator by

Software

Number of Information Systems

Avg annual maintenance/subscription for information systems

Servers

Number of servers

Avg annual server maintenance

Avg annual server software maintenance

Storage

Annual internal storage cost

Annual cloud storage cost

Staffing

Number of staff supporting information systems

Avg annual salary for support staff

Infrastructure

Annual network costs

Annual security costs (e.g. Anti-virus)

Annual data-centre costs

Annual power/heating/cooling costs