Looking for a donor near San Antonio Texas

I have been with my partner for 14 years and we have been trying to conceive for a few years with one pregnancy which resulted in a miscarriage, so we are now wanting to try again. So we now need of a sperm donor who is legitimate and will not take advantage of someone trying to conceive we are desperate for a family and do not want to be misled. You must not be willing to have any contact and be just a sperm donor. We are looking for a healthy, drug free individual who is willing to help us without any other motives. We are unsure how this is suppose to work but are willing to give this a try all we want is to expand our family. Please reach out if you are interested on helping us.