Who are ista?

ista are not your heat or energy supplier, we provide metering and billing services on behalf of your building manager – typically a property management company or social housing provider.

As a company, ista provides billing for approximately 13 million customers using 60 million meters throughout the world.

As part of our commitment to high quality customer service, we promise to ensure:.

• Accurate and clear billing.

• Efficient resolution of queries.

• Flexible payment options.

• Positive communication.