Need Ready Business database (Portugal, Australia or Hungary)

I am in need of a ready business database for Portugal, containing contact details for medium-sized businesses (1000-5000 businesses). The ideal candidate for this project should have experience in data mining and collection, with a strong understanding of the Portuguese business landscape. Additionally, proficiency in database management and organization is required. The project will involve extracting and compiling contact details such as company name, address, phone number, and email address. Accuracy and attention to detail are crucial in ensuring the reliability of the database. The completed database should be delivered in a standardized format that is easily accessible and searchable.