The picture shows a bird's eye view of the city. The picture was taken vertically downwards and shows an intersection from above, with two roads crossing in the centre of the picture. The road running from bottom left to top right is wider and appears to be a main road. It is lined with trees and a green strip on both sides that serves as a cycle path. The intersecting road, which runs from top left to bottom right, is slightly narrower and there are buildings with different roof shapes and colours at the four corners of the intersection. The building on the left has a striking, light brown roof with a round glass dome in the centre. Next to this building you can see a large bus parked on the street. The building at the top has a darker roof and is surrounded by several trees. The buildings on the right and below have red tiled roofs. The building on the right has a few cars in a car park next to it and the streets are quite clean with few vehicles or people to be seen. The green trees along the streets add a touch of nature to the urban environment. Overall, the picture appears calm and orderly, with clean lines and well-maintained urban structures.

Elevate property management with ista's one-stop automation and optimization services.

Unlock the full potential of your property with our smart, automated solutions.

Our one-stop solutions for all your needs.

From energy management to smart metering automation, ista offers a one-stop solution for all your property needs. Our innovative technology and long-standing expertise ensure that you can trust us to provide the most innovative and effective solutions for your property. With ista, you can enjoy improved comfort, lower energy bills, and a more sustainable living environment. Whether you're a property manager or property owner, we have you covered.

In the picture, a woman with long brown hair is sitting on the floor, leaning against a gray couch. She is smiling and looking at her smartphone, which she holds in both hands. She is wearing a white sleeveless top and patterned pants. Earphones are plugged into her phone, with the cord visible. In the background, there is a yellow armchair on the left and a white side table with a yellow lamp on the right.

Billing Services

Enhance your property’s financial operations with ista’s comprehensive billing solutions, designed to simplify payment processes and improve accuracy.

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Metering & Data Services

Unlock the full potential of your property’s utility data with ista’s advanced metering and data services, ensuring precise measurement and insightful energy management.

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Property Services

Optimise your property management with ista’s targeted services, designed to ensure efficiency, compliance, and sustainability across your operations.

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In the picture, a person is working on a laptop at a round white table. The laptop screen displays various charts, graphs, and financial data, including profit and outcome figures. The person's right hand is typing on the keyboard. To the left of the laptop, there is an open notebook with a pen placed on top of it. To the right of the laptop, there is a smartphone lying on the table. In the background, there are some blurred objects, including a plant and a book

Energy Management Services

ista metering solutions optimise energy and water consumption efficiently. Take control of consumption in your property. Our solutions provide insights and tools that enable accurate billing and sustainable practices for property managers.

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Our Billing & Payment Services

With ista's Billing & Payment Services, you can enjoy the benefits of a streamlined payment process that is fast, easy, and cost-effective. Our automated billing system ensures that all bills are accurately calculated and delivered on time, reducing errors and delays.

The picture shows a woman sitting on a couch and reading the ista heating bill. She has long blonde hair and is wearing black glasses. Her top is a blue shirt and she is wearing brown trousers. While she holds the heating bill in her left hand, her right hand rests on her chin. She looks directly into the camera. The beige couch on which she is sitting stretches across the entire lower third of the picture and has a white blanket draped over the back on the left with a yellow cushion leaning against it. In the background are various pieces of furniture that suggest a living room: A floor lamp and a shelf can be seen on the right, and in the centre an open two-part door leading into another room with bookshelves. The entire background is blurred.

Heat Cost Allocation

Streamline Your Heat Cost Allocation with Our One-Stop Solution.

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The image depicts a man sitting at a round table in a well-lit office space. There is a glass of water and a small espresso cup on the table, adding to the professional yet comfortable atmosphere. The man is smiling and engaged with the water consumption billing from ista on his laptop, taking notes in a notebook. He is wearing a blue button-down shirt and glasses. The background features a flip chart, potted plants, modern furniture, and large windows allowing natural light to flood the room.

Water Consumption Billing

We offer a range of services including water submetering, billing, and data analysis, which can help you to optimize water usage.

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The picture shows a middle-aged man working in a workshop or studio. He has dark hair, wears glasses and his face is framed by a full, well-groomed grey beard. He wears a dark blue denim shirt and smiles broadly.The man is leaning over a large work table while holding a smartphone in his left hand looking at ista’s operating cost billing and making notes on the paper with his right hand. There is an open laptop on the table in front of him. Next to the laptop is a blue coffee cup.The background of the workshop is blurred, but you can recognise shelves and tools that indicate a manual or creative activity. The light streaming in from the right through a window illuminates the scene and creates a warm, inviting atmosphere.The man appears focussed and content, which is conveyed by his smile and relaxed posture.

Operating Cost Billing

Streamline Your Operating Cost Billing with Our One-Stop Solution.

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The picture shows a relaxed scene in which an elderly woman is sitting comfortably on the floor. She is turned sideways to the camera and leaning slightly backwards against a white cupboard. Her right arm is bent while she holds the tablet in both hands and touches the screen with the fingers of her right hand. The woman is wearing glasses with red frames and a blue and white striped shirt. Her hair is short and blonde and she smiles as she looks at the tablet. There are several green plants in pots in the background. The largest plant is at the top left of the picture, right next to a window. This window allows warm, natural light to stream into the room, creating a cosy and bright atmosphere. Further left in the picture, closer to the foreground, a smaller plant can be seen, which is slightly out of focus and contributes to the warm atmosphere. To the right of the woman, in the background, other blurred plants can be seen, giving the room a fresh and lively look. These plants are at different heights and distances from the camera, adding depth to the image. The woman is sitting in a slightly bent position, with her legs drawn up and crossed. The overall effect of the room is inviting and cosy, which is enhanced by the warm light and the green plants.

Direct Billing

Transform Your Billing Process with Direct Billing.

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The picture shows a woman sitting peacefully on her couch and looking at her phone while smiling. background of the picture ist slightly blurred but you can still distinguish is a white modern kitchen with a white stone wall. On the stone wall are two simple shelves with food containers and to the right of them on the wall is an extractor bonnet. On the right-hand side of the picture, three wall cabinets can be seen, two of which have glass fronts. Underneath you can see a counter with two white chairs. On the counter is a vase with decorative flowers. In the foreground you can see the upper part of a light grey couch on which an elderly lady is sitting. She has a grey bob, black glasses and is wearing a blue shirt and light blue jeans. The lady is smiling at her mobile phone she is holding in her hand, with which she can easily and conveniently use ista's SmartPay option.

Smart Pay

Take Control of Your Residential Management with Our Real-Time Billing System Integrated with SmartPay Equipment.

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Our metering and data services

Unlock the full potential of your property’s utility data with ista’s advanced metering and data services, ensuring precise measurement and insightful energy management.

The picture shows a young man with glasses, leaning slightly forwards and sitting on a modern wooden bench. The bench is in a bright and cosy room. The man is wearing a light blue shirt and mustard-coloured trousers. He is holding a tablet in his hands and looking at ista's heat metering system. Behind the man, to the right of the picture, is a large floor-to-ceiling window that allows plenty of natural light into the room. A green garden with lush vegetation can be seen through the window. Next to the window is a large plant in a pot on the floor. To the right of the plant is a black radiator, which contrasts with the light and natural colours of the room. To the left of the man, part of a beige sofa is visible. Other parts of the room can be seen in the background on the left of the picture, possibly including a door or another window, which also bring light and space into the room.

Heat Metering

Efficiently Monitor and Manage Your Heat Usage with Our Smart Remote Metering Technology.

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The picture shows a rather dark room that is barely lit with grey walls and a white partition. The only light only illuminates the dark wooden table at which a man is sitting in the foreground. The man sits at a green fabric chair with a short backrest and looks directly into the camera. The man has short light brown hair, a greying beard, wears black glasses, a light blue polo shirt and a large black watch on his left wrist. In front of him on the table is a glass of water and in his hand in front of him is a tablet on which he is informing himself about istas water-metering.

Water Metering

Make your water usage management more efficient and cost-effective with our state-of-the-art smart hot and cold water meters.

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Power Metering

Effortlessly Monitor and Manage Your Power Consumption with Our Smart Remote Metering Technology.

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A young professional man, wearing glasses and a casual green jacket, is seated at an outdoor café with a laptop open in front of him. He appears thoughtful and focused, with his hand resting on his chin. On the table beside the laptop are a smartphone and a notepad. The background features modern office buildings and greenery. This image conveys a sense of contemplation and productivity, emphasizing the concept of consumption data monitoring in a business environment.

Consumption data monitoring

Enhance Property Management with Real-Time Energy Insights.

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The picture shows a bird's eye view of an urban intersection. There are several wide streets that meet in the centre of the picture and form a complex network of traffic routes. Numerous curved, bright blue lines run across these streets, symbolising the flow of data or information exchange. These lines start from different points and concentrate in the centre of the intersection, creating a radial pattern. At the bottom of the picture, several moving cars can be seen travelling along the road. On the left-hand side of the picture is a building with a car park where several cars are parked. On the right-hand side of the picture, tall, modern office buildings with large window fronts are visible, emphasising the urban environment. The blue lines that dominate the image convey a dynamic sense of connectivity and technology, while the underlying urban infrastructure provides the physical basis for this digital exchange.

Data Exchange

Secure and hassle-free energy data exchange service made for your business – fast, accurate, and integrated.

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The picture shows a close-up of the eye area of a person wearing square, black glasses. The person is looking from the right side of the picture to the left. You can only see the person's left eye, which is grey-blue and surrounded by dark eyelashes. The focus of the picture is on the recognisable eye, the rest of the picture is blurry.

Data collection

Boost efficiency with smart utility data collection for your properties.

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The picture shows a row of narrow but tall terraced houses. The terraced houses have alternating grey and white façades. On the left you can see a house with a white façade and on the far right a house with a grey façade. They are also always built at different heights, so that there are never two houses of the same height next to each other. All the houses have a large square window front in the upper half, consisting of 30 small square windows. The window front of the fourth house from the right is the only one covered by a blind. All of the houses have four individual windows under the fronts, with two on the left and two on the right below each other. Above the houses you can see the almost completely cloudless blue sky. In the foreground in front of the houses you can see a lawn with many bushes and a total of four trees, three of which can be seen on the left at the edge of the picture and one tree on the right.

Metering Technologies

Advanced technologies for reliable utility tracking and management.

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Energy Management Services

Energy Management

Ensure precise billing and secure debt recovery with our service.

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A father and his young child are engaging with solar panels outdoors. The father, kneeling beside the child, observes attentively while the child, with blonde hair, wearing a white shirt and blue jeans, uses a small tool to interact with the solar panel surface. The sunlight illuminates the scene, emphasizing the importance of renewable energy and family involvement in sustainable practices. This image highlights the hands-on approach to solar power management, symbolizing a commitment to future generations and environmentally responsible energy solutions.

Solar Power Management

Unlock the Potential of Solar Power Management for Residential Properties.

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The picture shows a modern residential complex with several white, multi-storey residential buildings standing on the left and right side of a paved path. The buildings have balconies with dark railings, and some balconies are decorated with plants and furniture. A wide, paved footpath stretches between the buildings and continues into the distance. On the left side of the path are lush green areas and colourful flowerbeds that embellish the space between the buildings. On the right-hand side of the path, young trees are planted at regular intervals, forming a green avenue together with manicured lawns. Other buildings can be seen in the background, completing the urban surroundings of the residential complex. The sky is clear and blue, indicating a sunny day. Overall, the picture conveys a calm and pleasant living atmosphere in a modern, well-maintained environment.

Heating Optimisation

Optimise heating systems for enhanced efficiency and savings.

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Our property services.

Optimise your property management with ista’s targeted services, designed to ensure efficiency, compliance, and sustainability across your operations.