Structure Tone Southwest was founded in 1977 as a Texas Corporation operating under the name Constructors & Associates. Our f ... irst office opened in Dallas followed shortly by Houston and San Antonio. In the past several years, local operations have expanded in the southwest, encompassing work in Oklahoma, Kansas and points farther west. We are one of Texas’ top ranked construction management firms, annually putting in place almost $500 million in construction value. We provide comprehensive construction services for commercial, education, mission critical, healthcare, hospitality, retail, life sciences, and government clients. Our portfolio includes renovation and expansion, new construction, and infrastructure upgrades – integrating sustainability/LEED, utilizing BIM and delivering projects through CM, GC, D/B and IPD. The STO Building Group family of companies—Structure Tone, Structure Tone Southwest, Structure Tone International, Pavarini North East Construction, Pavarini McGovern, LF Driscoll, LF Driscoll Healthcare, Govan Brown, Ajax Building Company, BCCI Construction, Layton Construction, Abbott Construction, and RC Andersen—includes over 4,000 employees located in offices throughout the US, Canada, UK, and Ireland. read more