What we can do for you

We offer the right innovative and reliable services for all flat roof-related topics for different target groups. And we’re sure we have the right ones for you, too.

The suitable solution to meet every need

From leak testing during building inspection, ongoing monitoring to sewer inspection and digital inventory:  Flat roofs are our speciality and what we are passionate about. What can we do for you?
Find out more here. Or contact us to arrange a personal meeting.

Roofers, general contractors

Roofers, general contractors

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Builders, owners, tenants, facility managers

Builders, owners, tenants, facility managers

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Planners, architects, developers

Planners, architects, developers

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Safely tested for leaks.

Whether you’re accepting, handing over or purchasing a building - the contract-neutral inspection of the waterproofing for damaged areas or defects gives you an objective status quo of every roof surface.

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Leak detection at the highest level.

Thanks to our professional leak detection testing procedures, leaks can be located quickly and precisely in the event of damage, thus avoiding cost-intensive restructuring work.

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Preserve building value in the long-term.

Roof maintenance contracts, inventories or cataloguing using drones - our individual roof services are tailored exactly to your needs.

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Highest monitoring safety

Whether you’re accepting, handing over or purchasing a building - the contract-neutral inspection of the waterproofing for damaged areas or defects gives you an objective status quo of every roof surface.

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Your digital flat roof can do more.

A leaking flat roof can be expensive. NIS makes leak testing and flat roof monitoring easier and more effective than ever before by using innovative R.O.S.I sensor technology.

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