Some home builders offer their own financing to meet your needs. If you select to work with their financing companies, you should still do your homework. Make sure that you spend some time looking for financing that fits your specific needs and is the most affordable option out there. Do not assume that the home builder's financing is the best out there, although it may be.
As someone that is looking to invest in a new home, it is wise to meet with and interview several home builders. Each company is likely to offer you a variety of services, each a bit different. It pays to spend some time talking to several because it will allow you to find the best person for the job. Do not assume you know which the right company to go with is.