Architectural Drafting & Permit Plan Services

Professional plans.
Permit ready.

ADUs, additions, remodels, as-built plans and permit legalization throughout Los Angeles and surrounding areas.

What We Do

Drafting services for real projects

From field measurements to permit submittal drawings, Tech CAD helps turn project information into clear, professional plans.

Modern accessory dwelling unit

ADU & JADU Plans

Plans for garage conversions, attached and detached ADUs, JADUs and residential layouts.

Architectural plans for an addition

Additions & Remodels

Design and drafting for room additions, interior alterations and residential upgrades.

As-built field measurement

As-Built Measurements

Site measurements and drawings documenting existing floor plans, roofs and elevations.

Building permit paperwork

Permit Legalization

Existing-condition documentation and plan preparation for unpermitted work review.

Revit BIM building model

Revit / BIM Drafting

3D modeling, coordinated plans, elevations, sections and construction documentation.

CAD drawings and redlines

CAD Conversions & Redlines

PDF-to-CAD conversion, markups, plan revisions and professional drawing cleanup.

Selected Work

Recent project types

Representative project categories. Replace these examples with your own approved project images at any time.

ADU project
ADU • Los Angeles

New Residential ADU

Design development and permit plan set.

Home addition project
Addition • Pasadena

Residential Addition

Floor plans, elevations and coordination.

As-built plan project
As-Built • Calabasas

Existing Conditions Survey

Floor plans, roof plan and exterior elevations.

Permit legalization project
Legalization • LA County

Permit Documentation

Existing work documentation and revisions.

Our Process

A clear path from inquiry to plans

01

Tell us about your project

Share the address, photos, plans or correction notices.

02

Schedule a consultation

Book a call or request a site visit.

03

Receive an estimate

We review the scope and send a written proposal.

04

Plans are prepared

Drafting, coordination and revisions are completed.

05

Submittal support

We help respond to plan-check corrections within the agreed scope.

Architectural drafting and modern home

About Tech CAD

Practical drafting experience with personal service

Tech CAD provides architectural drafting and documentation for homeowners, contractors, designers and other construction professionals. Our work emphasizes accuracy, clear communication and plans tailored to the needs of each project.

10+Years of drafting experience
LALos Angeles and surrounding areas
CAD/BIMAutoCAD and Revit workflows

Start Your Project

Request an estimate

Send the basic project details. You may also attach plans, photos or a city correction notice.

  • Residential drafting and permit plans
  • As-built measurements and site visits
  • English and Spanish communication

Submitting this form does not create a professional-services agreement.

Consultation

Request a call or site visit

Choose your preferred date and time. Tech CAD will confirm availability by email or text.