Anthony Foster

Anthony Foster Superintendent Anthony Foster is originally from Burnet, Tx. He attended. Blinn College and Texas A&M. As one of our star Superintendents, Anthony Foster is a seasoned expert in the commercial construction industry with a passion for delivering results to our clients. His roles in safety, supervision, and some project manager items have enhanced […]

Angela Haaser

Angela Haaser Superintendent Angela was born in Ohio and raised in Pittsburg, Pa. She has called Austin home for 24 years and absolutely loves it. With over 15 years of quality-focused commercial construction experience, Angela brings a unique focus to the firm. Her expertise is in healthcare, retail and hospitality as she has overseen medical, […]

Richard Spriggs

Richard Spriggs Superintendent Richard Spriggs serves as superintendent for Flintrock Commercial. With over 40 years in the construction industry, he is an asset to our firm. Originally from Clovis, NM., he moved to Texas in 2017. Richard started his career in underground digging, working as an electrician, a framer, and as an equipment operator which […]

Autumn Stone

Autumn Stone Director of Marketing and Business Development Autumn Stone is the Director of Marketing and Business Development for Flintrock Commercial. She pivoted from digital marketing to commercial construction in 2020 and has been passionate about her relationships within it since. Her background in sales, marketing, technology, and psychology has provided her with the tools […]

Shannon Chapa

Shannon Chapa Office Assistant Our Office Assistant, Shannon Chapa is a rare native Austinite with over seven years in the construction industry. Her previous roles as Project Coordinator for a commercial general contractor and Sales Representative for residential finishes have given her industry insight as well as the tools needed to deliver exemplary results on […]

Mark Twaddle

Mark Twaddle Project Manager A Texas native, Mark was born and raised in Houston, Tx. His journey to the Austin area began in San Marcus where he received his Bachelor of Business Management from Texas State University. Mark serves as Project Manager for Flintrock Commercial and is an integral part of our success. Through his […]

Barrett Broyles

Barrett Broyles Project Manager Barrett Broyles serves as the newest project manager for Flintrock Commercial. He comes to us with over eight years of experience in facilities management and more than five years in project management. In his previous role as project manager, he worked on projects including office renovations, retail, fitness centers, and entertainment […]

Keith Mills

Keith Mills Estimator and Project Manager Keith Mills is a veteran in commercial construction, building his impressive resume since 1984, and serves as our project manager and estimator. He is originally from Houston, Tx. where he majored in architecture and minored in building construction. He attended San Jacinto Jr College, Texas A & M- Houston, […]

Heath Fellers

Heath Fellers Project Manager Originally from El Dorado, Kansas, Heath attended The University of Kansas, where he earned a Bachelor of General Studies (BGS) degree. His academic journey was diverse, with a strong focus on Mathematics and a minor in Japanese. With a lifelong passion for construction, Heath is a polished example of what a […]