Our experience

Efficiently utilizing sustainable energy sources and transitioning to a low-consumption connection through batteries.

Insulating and ventilating pre-war homes within the constraints of protected urban landscapes.

Providing insight into the necessary CapEx investments of malls Hoog Catharijne, Alexendrium, the Markthal and Villa Arena to achieve the policy goals.

With Woonzorg Nederland, contractors and advisors, we organise a continuous flow through which 1,500 homes are made sustainable every year.

Creating a sustainability plan that takes into account the limits on inconvenience for the elderly target group.

To enthuse residents for the sustainability plans, a diverse range of resources are needed, from letters to video’s, cards and a model home.

Defining and realising the goals, frameworks and organisation to make student homes sustainable.

Realizing a district heating network, insulating the gallery flats, removing asbestos, and transitioning to electric cooking. Feasible with the utilization of various subsidies.

Reducing gas consumption by 75 percent through architectural measures and the choice for four high temperature air-water heat pumps.

Making rental homes carbon neutral with the Urgenda method by the tenant’s request. To realise this N=1 concept, Tsavo organises enough production, which, among others, leads to efficiency, cost reduction and quality assurance.

Mapping out the necessary maintenance and sustainability requirements upon the acquisition of various housing complexes.

With an assessment protocol we ensure uniform handling of damage reports due to earthquakes.

Through tailor-made packages of measures, with or without roof insulation, solar panels, hybrid systems, and other options, achieving 100% consensus.

Insulation, and installation of sixteen solar collectors connected to the collective hot water system.

Feasible and affordable sustainably thanks to the Amsterdam municipality scheme, the Energiebesparing Eigen Huis subsidy and a loan with the Nationaal Warmtefonds.

Insulating and ventilating gallery flats from the sixties to an average energy label A and ready to be gas-free.

Guidance through the process of quickly strengthening homes and making them more sustainable.

Contributing to local initiatives by Maasai in South Kenya to mitigate climate change and extreme drought.