The picture shows a silhouette of a woman holding documents against the backdrop of modern skyscrapers. The perspective of the picture is from the bottom up, making the buildings look monumental and impressive. The woman is in the foreground of the picture, turned slightly to the left. Her profile is clearly visible and she appears to be looking intently at her documents. She is wearing a jacket and has tied her hair up in a bun. Several glass buildings can be seen in the background, taking up most of the picture. The building on the left of the picture is only partially visible, with a large round pillar extending upwards. The centre building is the most dominant and extends almost to the top of the picture. It has a glass and steel façade and reflects the sky. Another building can be seen on the right of the picture, which also extends upwards and forms a right angle to the centre building. The glass façades of the buildings give the picture a modern and urban feel. The sky is clear and slightly bluish, indicating a sunny or at least clear day.

Legal Compliance: The Key to a Stress-Free Property.

Ensure compliance with energy regulations, reduce risks, and unlock funding opportunities with our expert team. Rest easy, knowing your property is not only compliant but also driving a greener future.

Minimize Legal Risks

Avoid Penalties and Fines

Future-Proof Your Property

Contribute to a Sustainable Future

Nationwide Coverage Wherever You Are

ista - Your Trusted Partner for Your Property Compliance.

We understand navigating complex and ever-changing regulations can be a daunting task. Furthermore failure to comply with energy efficiency standards can lead to costly penalties and legal action, not to mention reputational damage.

That's where we come in - our team of experts can navigate the regulatory landscape with ease, providing peace of mind and protecting your property. Trust ista to be your compliance partner and streamline your property management needs today.

Essential Services Your Property Needs Right Now.

With our comprehensive services, you can rest easy knowing that your billing and utility expenses are taken care of, leaving you free to focus on other important aspects of property management.

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

Allocate heating costs fairly among residents.

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 Billing

Save time and money with remote metering and transparent water billing solutions.

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

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Minimize Risk with Our Health & Safety Services.

We understand that health and safety are top priorities for property managers and owners. That's why we offer a range of comprehensive health and safety property services to help minimize risk and ensure the safety and well-being of the occupants.

The picture shows an intimate moment in a brightly lit room. In the foreground is a couple in a loving embrace in front of a large window. The man is wearing a brown top and beige trousers, while the woman is wearing a light-coloured top and dark trousers. Both people are standing barefoot on a wooden floor, with the man standing slightly behind the woman and embracing her tenderly. The window, which takes up most of the background, allows plenty of natural light into the room and offers a view of a wooded outdoor area. The sunlight streams through the window and creates warm rays of light in the room. To the left of the picture, near the window, is a table attached to a wall. There are two small objects on the table, presumably salt and pepper shakers.  To the right of the window is a large houseplant in a white flower pot. The plant is clearly visible and lends the room a natural atmosphere. In the right-hand part of the picture, further in the background, there is a piece of wooden furniture that looks like a wine rack or a small shelf. There are a number of objects on the shelf, including a framed picture and other decorative items.

Smoke Detector Service

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The picture shows a young pug standing comfortably and drinking water directly from a silver tap. In the background, the light brown kitchen counter on which the dog is standing and a few objects lying on this plate can be recognised in a blur.

Drinking Water Analysis

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The picture shows a room, with windows in the top left side. On the top right side are many papers pasted on the wall and below them are two office desks. The focus is on a woman with a blue shirt, standing in the middle of the picture, right before the desks, holding a few sheets of the energy efficiency certificates.

Energy Efficiency Certificates

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Take the First Step Towards Legal Compliance.

Innovative Solutions which Deliver Results.

Our digital solutions are designed to help our clients reduce their environmental impact, improve health and safety in their buildings, and reduce energy costs.

The picture shows a green, wide and tall meadow with large green trees on the edge of the horizon in the upper third of the picture and a girl running through the meadow. From the upper edge in the centre, bright yellow rays of sunlight stretch across the middle of the picture and bathe it in warm light. In the centre of the picture, a little girl in a knee-length, sleeveless white dress is walking across the meadow with her back to the viewer. Her long blonde hair blows away from her body to the left as she moves. In addition, as she runs, her left arm is loosely behind her back and her left foot is bent upwards so that the entire underside of her foot can be seen at the end of her dress.

Be Eco-Friendly.

Green Solutions to make your property sustainable

The picture shows a brown teddy bear sitting on a cushion by a window and looking out of the window with a brown teddy bunny in his arms. Several rows of houses can be recognised blurred in the window.

Be Safe & Healthy.

From hazards to health: How we keep your property safe

The picture shows a young man leaning against a glass railing and holding a small tablet with a white cover in his hand. He is smiling and looking into the distance. The man has short brown hair and a short brown beard and is wearing a beige suit with a white t-shirt underneath. Since the photo was taken from a frog's-eye view, you can see a tall, modern office building made of light-coloured stone with four rows of large windows in the background.

Save Money.

Smart solutions for smarter savings