Own Up | 4,243 followers on LinkedIn. Own Up is a technology company that exists to make sure no borrower overpays for their mortgage. | Own Up is a technology company that exists to make sure no borrower overpays for their mortgage. Our technology empowers you with customized data and personalized advice. Our team of licensed mortgage experts is available on-demand to help you navigate the home financing journey so you can achieve a financial outcome that's in your best interest.