HOUSTON — Triten Real Estate Partners has topped out the first phase of The Mill, the redevelopment of an 1890s lumber mill in Houston’s East End district. The Mill will comprise 341 units across seven stories, as well as 6,000 square feet of retail space and a seven-story parking garage. Units will come in one-, two- and three-bedroom floor plans. Amenities will include a pool, fitness center, clubroom and outdoor grilling stations. Michael Hsu Office of Architecture designed the project, and Arch-Con Corp. is serving as the general contractor. Preleasing will begin in the first quarter of 2024.