ADU Design in Austin, TX
Austin runs on tech, with semiconductor fabs, software headquarters, and startups, plus UT Austin and state government. Hill Country limestone terrain, strict tree and water ordinances, and flash-flood-prone creeks define the build environment.
Best price · Quotes back fast · PE stamps backed by Apex Grid Engineering
ADU plans, start to permit
Site plan, floor plans, elevations, structural design, and energy compliance — the complete drawing set your city needs to approve an accessory dwelling unit.
Designed for ADU rules
Many states now streamline ADU approvals with state-level rules on size, setbacks, and fees. We design to the current rules in your jurisdiction so nothing gets kicked back.
Fast and affordable
ADUs are small projects — they shouldn't carry big-firm fees or timelines. Lean process, best price, quotes back fast.
Project types
- Tech office and R&D
- Semiconductor support facilities
- Student housing and university buildings
- Mixed-use downtown development
- Hospitality and live-music venues
Everything else your project needs
MEP Engineering in Austin
Mechanical, electrical & plumbing design — permit-ready drawings, best price.
Structural Engineering in Austin
Structural design, analysis & PE stamping — permit-ready drawings, best price.
Civil Engineering in Austin
Site civil & land development — permit-ready drawings, best price.
PE Stamping in Austin
Licensed PE stamps on your plans — fast turnaround, best price.
Pool Engineering in Austin
Pool structural, systems & permits — engineered for plan check approval.
Engineering Cost Guide in Austin
Straight answers on what engineering really costs.
ADU Design nearby
Amarillo · Arlington · College Station · Corpus Christi · Dallas · Denton · El Paso · Fort Worth · Frisco · Garland · Houston · Irving