"According to the website USAspending.gov, an online database of federal government spending, the Department of Homeland Security, with the Secret Service as the subagency, recently awarded a $455,000 contract to Rehoboth’s Turnstone Builders for “purchase and installation of security fencing at 32 Fairview, Rehoboth Delaware.”
https://www.capegazette.com/article/455000-fence-being-installed-biden%E2%80%99s-beach-house/229176