a social care worker can get advise from her company or her manger about confidentiallity
a social worker or counciller
We know nothing about you and cannot advise on such matters
There are a number of professionals who would be involved in designing a house. These include an architect to draw up the detailed plans, a ground works engineer to advise of the suitability of the land for building, an environmental impact engineer to advise on environmental issues and an interior desiginer to design the interior layout.
If you have knowledge of the entire office and what is going on, then you are better able to handle your job and advise other people on theirs. It gives you insight into who and what to avoid.
As this is not a "Do-It-Yourself" kind of job, the best advice anyone can give to you is to call a licensed Heating and Ventilation engineer to advise you.
I advise you for haring a good travel guide who has vast knowledge about travel.
Take it too a vet that knows plenty about reptiles to diagnose it/ get advise or medication. But be careful because some vets can do worse as they have little knowledge on reptiles. Or you can get a book about bearded dragons for advise.
clear market knowledge, legal and tax advise, best all pulled together in a business plan and language as well as customs knowledge should be acquired.
The best place to get information about creating a basement addition in a home is a Structural Engineer. An engineer will be able to advise you what options are available, based on the existing structure of the house. Then one will need to meet with a contractor to discuss the plans and price.
Your role with professional care workers is to inform, advise, recommend, Care is individualised, so that it meets the needs of the resident, their family.