Source Construction Capital Source Construction Capital is a Twin Cities based non-bank, finance company specializing in the financing of residential construction and development projects. We work exclusively with builders and developers in the greater Twin Cities metropolitan area. Whether it's new home construction, lot or land development financing you are looking for, Source most likely has a loan program to fit your needs. Plus, our loan officers can make loan decisions in days, not weeks. Personalized, responsive service, quick turnarounds, and improved cash flow are just a few of the reasons our customers like working with Source.