Sydney's Trusted Building Design and Drafting Service

Request a Free Design Consultation From Award Winning Designers.

Find our price guide below for professional design services including extension, renovation, new home projects, NSW Pattern Book Design and more. CDC's, DA's and Construction Documentation for Single Residences, Alterations and Additions, Duplexes, Boarding Houses, Mid-Rise Apartments. We have created hundreds of sets of plans across Sydney's Lower North Shore.

NSW Pattern Book housing design - Sydney House Design & Interior Design - low-rise housing designer Sydney

NSW Pattern Book Package

Fast track your development using NSW Governments approved Pattern Book Designs.

Ask about our NSW Pattern Book Services

Concept design plans for single residence and duplex - Sydney House Design & Interior Design - custom home designer Sydney Lower North Shore

Single Residence and Duplex Concept Design Package

Our design professionals will assist you through the design and planning process.

from $3,000

Development Application DA plans and approval process - Sydney House Design & Interior Design - DA approval designer Sydney

Development Application (DA) Package

Complete development application coordination and lodgement for projects requiring council approval.

from $3,000

Complying Development Certificate CDC drawings - Sydney House Design & Interior Design - CDC approval designer Sydney

Complying Development Certificate (CDC) Package

Streamlined approval process for projects that meet complying development standards.

from $3,000

Construction Certificate documentation - Sydney House Design & Interior Design - building designer Lower North Shore Sydney

Construction Certificate (CC) Package

Complete construction certification documentation for projects that have already received development approval.

from $4,000

Interior design 3D rendering and documentation - Sydney House Design & Interior Design - luxury interior designer Sydney

Interior Design Package

We will develop the architectural plan layout to 3D, to help you visualize the space.

from $5,000

New home build design and DA application - Sydney House Design & Interior Design - custom home designer Sydney Lower North Shore

New Home Builds Package

Concept Design, Development Application, and Construction Certificate with Survey included.

from $12,000

House alterations, additions and Airbnb conversion design plans - Sydney House Design & Interior Design - renovation designer Lower North Shore

Alterations, Additions & Airbnb Conversions Package

Site measure, on-site consultation, and concept plans for renovations, extensions or Airbnb conversions.

from $3,000

Pool and landscape design plans - Sydney House Design & Interior Design - pool designer Sydney Lower North Shore

Pool and Landscape (CDC or DA) Package

Pool plan designs include site measure, on-site consultation, and full set of concept plans.

from $3,000

*All other plans will include existing pools. This option is only for when full house plans are not required.

Granny flat and secondary dwelling design - Sydney House Design & Interior Design - granny flat designer Sydney

Granny Flats and Secondary Dwellings Package

We design single or double storey granny flats which are customised to suit your individual needs.

from $3,000

Carport design plans CDC and DA - Sydney House Design & Interior Design - carport designer Sydney

Carports (CDC or DA) Package

Carport plans include a site measure, on-site consultation, and full set of concept plans.

from $3,000

*All other plans will include existing carports. This option is only for when full house plans are not required.

Construction project management services - Sydney House Design & Interior Design - project manager Sydney

Project Management Package

Comprehensive project management and coordination services to guide your build from approval through to completion.

Ask us about project management

We've simplified our process into one comprehensive package that includes everything you need to take your project from concept to construction. This means you'll receive:

Whether you're planning an extension, renovation, new home build, deck, carport, or pool, our all-in-one package covers every stage of the process — so your builder has everything needed to quote and build with confidence.

Request a Free Design Consultation
Building Designers Association of Australia

Registered Design Practitioner

NSW Fair Trading - Registered Design Practitioner