Site application plans filed with the city of Austin show Stonelake Capital LLC plans to add more than 1.5 million of office, residential and retail space in four new towers.

The project, named Domain Towers I-IV, will be separated into three office towers and one residential tower located at the southeastern portion of The Domain property.

Stonelake Capital did not respond to several calls for comment on this article. The application plans submitted to the city of Austin have not yet been officially approved for development.

Domain Residential Tower I will be located at 11400 Burnet Road, Austin, according to the filed documents. Documents for the multifamily tower complex show plans for a total of 337 apartment units ranging from 630 square feet to 2,410 square feet in size, including studio apartments and one- to three-bedroom options. The residential tower will total 384,000 square feet of space.

Domain Towers II and III will be located at 3216 W. Braker Lane, Austin, and 10721 Domain Drive, Austin, respectively, and will both solely function as office spaces. Plans show separate parking garages for both office towers.

Domain Tower II will comprise approximately 345,428 square feet of office space with a 426,965-square-foot parking garage, according to submitted documents..

Domain Tower III will feature 340,000 square feet of office space with a 383,600-square-foot parking garage, according to the site plan applications.

Plans show that Domain Tower IV, to be located at 10017 Alterra Parkway, Austin, will be the only mixed-use development in this group of towers. Domain Tower IV will comprise 479,413 square feet of office space and 29,341 square feet of retail space. The tower will also have a 463,565-square-foot parking garage.

No tenants have been announced for any of the properties.

Another project also named Domain Tower, developed by Austin-based HPI Real Estate Services & Investments, is scheduled to complete construction later this summer. Domain Tower is located in the southeastern portion of The Domain, near the Braker Lane and Burnet Road intersection.

Job website company Indeed.com announced in December 2017 it has leased the entire 11-story, 310,000-square-foot building.