At NYC Prenup our most common service is $799. This is significant savings – depending on your location in New York and the particular lawyer, the average cost by at a law firm is $3,500-$5,000. Why? The law firms have a lot of staff and overhead costs that we do not have. Since we specialize in drafting prenuptial agreements, we are current on relevant legal research. With our expertise on prenuptial agreement drafting we are able to quickly and efficiently draft and send your customized prenuptial agreement for your signature.