Looking for a builder or construction firm

We are looking for a person or a company willing to carry out some construction work on the territory of the animal shelter, either for a reasonable fee or as a donation to the shelter:

Construction of a compost area;

Building a dog walking/play area (installation of poles, 3D panels, metal structures, canopy);

Repair of the building façade (base/plinth);

Taking the shelter under regular maintenance for ongoing repair work.