FLEX-SOURCE LLC known as as a business of FLEX-SOURCE LLC. The business operates in . Alternatively you can phone the business owner FLEX-SOURCE LLC on 903-237-####. And you can send the correspondense to the next address 415 NORTH CENTER ST STE 4, LONGVIEW, TX, 75601 of FLEX-SOURCE LLC. The business owner has a business license No 1097 as Professional Employer Organization - REGULAR which is valid until 10/29/2017.