LS Design Construct

What LS Design Construct does

LS Design Construct is a privately-held, founder-owned architectural design and building construction firm headquartered in Flinders Park, South Australia. Founded in 2009 by Leon Seltsikas, the firm operates as an integrated design-build practice serving residential clients in the greater Adelaide metropolitan area. The core offering brings architecture and construction under one roof, with Seltsikas personally holding both architect and builder qualifications, allowing the firm to manage full project lifecycles — design, council approvals, surveying, engineering, subdivision, and construction — without handoffs between separate parties.

The firm's product surface spans four service lines: custom homes (fully customised residential design and build), multi-dwelling developments (subdivision, townhouse, mixed-use, and apartment projects for investors and developers), standalone architectural design for projects the firm does not construct, and additions/renovations for existing homeowners. Service delivery follows a turn-key model: clients receive building cost estimates throughout the design phase and a fixed building cost is presented upon completion of drawings and engineering before a building contract is signed. Underlying capabilities rely on qualified professional credentials (builder licence BLD 294049) and partnerships with engineers, planners, surveyors, energy consultants, and building certifiers rather than proprietary technology.

Revenue is generated from one-time project fees determined per engagement, with no fixed pricing publicly disclosed. Distribution is sales-led and direct-to-client, relying on word-of-mouth referrals, an extensive portfolio spanning 25+ projects across more than 20 Adelaide suburbs, organic social channels (Instagram, Facebook, LinkedIn, TikTok, YouTube), and earned media via television features on Grand Designs Australia and Open Homes Australia. The firm is a member of the Housing Industry Association (HIA) and Master Builders Australia and has accumulated HIA awards from 2015 through 2022 across custom built home, business partner, outdoor project, and women-in-construction categories. The customer base is split between homeowners seeking bespoke residences and property investors/developers pursuing multi-dwelling schemes. With 6 employees and no external funding or disclosed financial data, LS Design Construct operates as a boutique regional construction firm with no apparent AI/ML capabilities, app, or digital product layer.

Name

LS Design Construct

Legal name

LS Design Construct

Website

https://lsdesignconstruct.com.au

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

LS Design Construct is a boutique Adelaide-based architectural design and construction firm delivering integrated design-build services for custom homes, multi-dwelling developments, renovations, and standalone architectural design across South Australia, founded in 2009 and led by dual-qualified Architect and Builder Leon Seltsikas.

Ownership category

akta.pro rank

Product category

Residential Architectural Design-Build Services

NAICS

Residential Building Construction (23611), Architectural Services (541310)

SIC

General Bldg Contractors - Residential Bldgs (1520)

akta.pro industry

PRIMARYIMAFABAE

Residential Design-Build & Renovation-Integrated Builders

Industrials, Manufacturing & Construction/Construction & Civil Engineering/Residential Building Construction

SECONDARYIMAFABAC

Custom Home Building

Industrials, Manufacturing & Construction/Construction & Civil Engineering/Residential Building Construction

SECONDARYIMAFAAAB

Residential General Contracting (New Build)

Industrials, Manufacturing & Construction/Construction & Civil Engineering/General Contracting & Construction Management

SECONDARYHSAPAEAI

Luxury Whole-Home Renovation (High-End Finishes & Custom Build)

Home & Personal Services/Residential Renovation Services/Whole-Home Renovation & Remodel

Keywords

• Custom home construction
• Architectural design services
• Residential renovations additions
• Multi-dwelling developments
• Design build services

Headquarters

HQ city

Flinders Park

HQ country

Australia

HQ region

Oceania

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Supply Chain, Marketing or Sales, Operations, Others

Revenue model

1. Custom Home Design and Construction: One-time project fees for integrated architectural design and construction services for custom residential homes. Clients receive building cost estimates throughout the design process, and building contracts are signed upon completion of drawings and engineering.
2. Renovations and Additions: One-time fees for extension and renovation solutions, managing projects from conception to completion.
3. Multi-Dwelling Developments: Design and construction fees for property developers, including two, three or multi-dwelling developments, mixed-use and apartment developments.
4. Design-Only Services: Flexible approach where the team designs projects but does not always build everything they design, serving clients who already have builders.

Pricing tiers

Go-to-market motion1 record

Distribution channels2 records

Marketing channels8 records

Core offering

LS Design Construct is an integrated architectural design and building construction firm offering turn-key residential services. The company designs and builds custom homes, multi-dwelling developments, renovations and additions, and also provides standalone architectural design services. All work is delivered under one roof by a dual-qualified Architect & Builder (Leon Seltsikas), managing projects from initial concept through council approvals, surveying, engineering, subdivision and final construction handover.

Product overview

LS Design Construct is an architectural construction company offering four integrated core services: Custom Homes (fully customised residential design and construction), Developments (multi-dwelling subdivision and investment property services), Design (standalone architectural services for various project types), and Additions (renovations and extensions). The company provides a 'Turn Key' service that handles every aspect of projects from initial design through to construction completion, including council liaison, surveying, engineering, and subdivision management.

Differentiator

Problem solved

Functional benefit

Products and services

• Custom Homes Fully customised design and construction solutions for new residential homes, delivered as a personalised service from concept to completion for families and individuals building bespoke residences in Adelaide.
• Developments Multi-dwelling design, subdivision and construction services for property investors and developers, covering two, three or more homes on a site, townhouse developments, mixed-use developments and apartment buildings to maximise return on investment.
• Design Standalone architectural design services delivered by qualified architects, covering apartment buildings, mixed-use developments, group dwellings and other project types; the firm does not always build what it designs.
• Additions Extension and renovation solutions for existing homes, combining integrated architectural design and building capability to manage projects from conception to completion, including character home alterations.

Quantifiable outcome

• Year on year growth driven by word-of-mouth referrals from satisfied customers

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Four partnerships are on record, tiered core and minor.

• Housing Industry Association (HIA)coreOthersProud members of the Housing Industry Association (HIA), the official body of Australia's home building industry. Have received multiple HIA awards for custom built homes and business excellence.
• Master Builders AustraliacoreOthersMembers of Master Builders Australia, the national building and construction industry association.
• Engineers, Planners, Energy Consultants, and Building CertifierscoreImplementation/ SI/ Consulting PartnerStreamlined approach partnering with industry professionals including engineers, planners, energy consultants and building certifiers to ensure delivery of concise project documentation. Also works with surveyors.
• Real Estate AgentsminorStrategic or Co-development PartnerWorks closely with real estate agents to provide necessary material and information aimed at achieving the most benefit from development projects.

Scale indicators3 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• ABN Group: Western Australia-based residential construction group encompassing multiple home builder brands. A large incumbent with design and build capability, providing scale-based competitive pressure on boutique operators.
• Simonds Homes: Long-established Victorian home builder with national reach. Operates in the same residential construction market and increasingly offers design customization, placing indirect pressure on boutique operators.
• Plantation Homes: NSW-based home builder with knock-down rebuild and custom home offerings. Comparable in addressing owner-occupiers seeking personalized residential builds, though at greater scale and lower price points.
• Eden Brae Homes: NSW-based residential home builder serving owner-occupiers and investors. Provides scale-based competition in the new-build residential category that LS also serves.
• Metricon Homes: Australia's largest home builder, operating across Victoria, NSW, and other states. Competes at a different scale but increasingly encroaches into design-led and customization territory relevant to LS's addressable market.
• Hickory: Melbourne-based design-build and construction firm with significant residential and mixed-use capability. Comparable in its integration of design and construction across residential segments.
• Burbank: Melbourne-based home builder with a broad design range. Competes in the new-build residential market and overlaps with LS's custom home offering at a more accessible price point.

Direct peers

• Archiblox: Australian architect-led design-build firm specializing in modular and custom residential projects. Most comparable peer given the integrated architect-builder model and bespoke residential focus.
• Neometro: Melbourne-based design-led residential developer and builder. Similar boutique design-led model serving clients seeking architect-designed homes, though more developer-oriented than construction-oriented.

Emerging players

• Modscape: Australian modular architecture and design-build firm. Adjacent peer with comparable architect-led residential construction capability, though more focused on prefab/modular delivery than traditional custom builds.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UC2A_nTezRNZu0ADznI_WxoQ
• Facebookfacebook.com/lsdesignconstruct
• LinkedInlinkedin.com/company/ls-design-construct
• Instagraminstagram.com/lsdesignconstruct
• TikToktiktok.com/@lsdesignconstruct

Compliance1 record

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about LS Design Construct