About
Delta Geo Works is a specialized Geotechnical Engineering firm with the proven capability to improvise, adapt, and mobilize the ideal teams to execute any project successfully. Through comprehensive subsurface investigations, soils laboratory testing, and advanced engineering analysis, we deliver the critical data needed to anchor your projects structural success. Established in May 1, 2025 as a 100% veteran-owned limited liability company, Delta Geo Works is fully insured with complete general and professional liability coverage.
Delta Geo Works, a State of Texas Limited Liability Company
Condita MMXXV
Texas Board of Professional Engineers and Land Surveyors Engineering Firm No. F-27387
AASHTO re:source Proficiency Sample Program – Active Participant
Veteran-Owned Small Business (VOSB) Certified
Service-Disabled Veteran-Owned Small Business (SDVOSB) Certified
Historically Underutilized Business Zone (HUBZone) Certified
Unique Entity ID (UEI) No. ELUVPMETSBC6
CAGE No. 22JG9
Texas Veteran Heroes United in Business (TX VetHUB) Certified
State of Texas VetHUB VIN No. 1334929713800
Associations & Activities
Texas Board of Professional Engineers and Land Surveyors – www.pels.texas.gov
Texas Veterans Commission – www.tvc.texas.gov
American Society of Civil Engineers – www.asce.org
Geo-Institute – www.geoinstitute.org
National Society of Professional Engineers – www.nspe.org
Texas Society of Professional Engineers – www.tspe.org
Deep Foundations Institute – www.dfi.org
Post-Tensioning Institute – www.post-tensioning.org
Rockford Miller, PE
President & Principal Engineer
Delta Geo Works is led by Rock Miller, a licensed Professional Engineer in the State of Texas with a decade of specialized expertise in geotechnical engineering and foundation design. Over the past 10 years, Rock has spearheaded complex engineering projects across a diverse array of sectors. His robust portfolio features comprehensive subsurface investigations and geotechnical solutions for heavy industrial assets, including large-scale port facility tank farms, inland fuel transfer hubs, and marine docking platforms. Additionally, his experience spans critical public infrastructure like TxDOT roadways, bridges, utility networks, airport runways, and water treatment facilities. From expansive commercial developments, renewable solar and wind farms, to high density, architecturally striking residential complexes, Rock delivers the foundational integrity required for landmark engineering achievements.
Qualifications & Education
Texas Board of Professional Engineers and Land Surveyors, Licensed Professional Engineer
Texas A&M University – Kingsville, MS Civil Engineering with a Geotechnical Thesis, May 2019
University of Texas – Rio Grande Valley, BS Civil Engineering with Minor in Geology, May 2015
Hawaii Miller
Treasurer & Secretary
As the company’s Treasurer and Secretary, Hawaii is responsible for supporting the company’s administrative and financial operations, including financial record keeping, correspondence, records management, scheduling, and day-to-day administrative activities.
Hawaii has a background in environmental education and served four years as the Environmental Education Coordinator and Educator for the City of Edinburg World Birding Center from 2008 to 2012. She was previously certified as Texas Master Naturalist and is a current Licensed Falconer with the Texas Parks & Wildlife.
Education
University of Texas – Rio Grande Valley, BA English with Minor in Biology, May 2017
