Sarah Group

What Sarah Group does

Sarah Group is a privately held, family-owned diversified construction and property group headquartered in Eastwood, South Australia, founded in 1961 and now in its third generation of Sarah family ownership. It operates through six wholly owned subsidiaries: Sarah Constructions (multi-award winning general construction), Hindmarsh Plumbing (commercial, residential and industrial plumbing across construction, water treatment and service divisions), By Sarah (high-end multi-residential development), Reva (industrial, commercial and mixed-use development), Sarah Property Investments (owned and leased portfolio across industrial, office, retail and medical assets), and Sarah Foundation (philanthropy). Core technical capabilities include modular off-site manufacturing, drone-based BIM integration, semi-autonomous Hilti Jaibot drilling robotics, and Cross Laminated Timber construction, with a stated focus on sustainable local materials.

Name

Sarah Group

Legal name

Sarah Group

Website

https://sarahgroup.com.au

Company type

Private

Founded year

1961

Operating status

Operating

Headcount range

11–50 employees

Short description

Sarah Group is a family-owned diversified construction and property group in South Australia, operating construction, plumbing, luxury residential development, and owned-property investment subsidiaries serving commercial, government, education, and institutional clients.

Ownership category

akta.pro rank

Headquarters

HQ city

Eastwood

HQ country

Australia

HQ region

Oceania

Offices9 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. Construction Services: Project-based construction services for commercial, residential, and industrial projects including design, build, and delivery of facilities. Revenue earned through fixed-price contracts, cost-plus arrangements, and tendered projects.
2. Plumbing Services: Three core divisions: construction, water treatment and service. Services delivered across commercial, residential and industrial work segments with focus on timely project delivery.
3. Property Development: High-end multi-residential property development through By Sarah brand. Developments include The Osmond (22 residences completed March 2026), with exclusive construction by Sarah Constructions.
4. Property Investment & Management: Owned and managed property portfolio spanning industrial, commercial and residential sectors across South Australia including Cavan Road Dry Creek, Glen Osmond Road Eastwood, Fullarton Road Dulwich, Gillingham Road Elizabeth, and Portrush Road Trinity Gardens.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels5 records

Core offering

Sarah Group is a diversified construction and property group that delivers commercial, residential, and industrial construction projects through Sarah Constructions and provides commercial, residential, and industrial plumbing services (including construction, water treatment, and service divisions) through Hindmarsh Plumbing. The group also develops high-end multi-residential projects under the By Sarah brand, handles industrial/commercial/mixed-use property development under Reva, and manages an owned portfolio of commercial, industrial, retail, and medical properties through Sarah Property Investments.

Product overview

Sarah Group is a diversified construction and property group operating as a collective of subsidiary companies. The group comprises six distinct brands: Hindmarsh Plumbing (commercial, residential, and industrial plumbing with construction, water treatment, and service divisions), Sarah Constructions (multi-award winning builder), By Sarah (high-end multi-residential developments), Reva (industrial/commercial/mixed-use development), Sarah Property Investments (property portfolio management), and Sarah Foundation (philanthropy). Projects span sectors including residential, commercial, industrial, retail, education, recreation, and heritage construction, with services ranging from plumbing and modular building to drone technology and heritage restoration.

Differentiator

Problem solved

Functional benefit

Brands

• Hindmarsh Plumbing: Plumbing services - construction, water treatment and service divisions for commercial, residential and industrial work
• Sarah Constructions
• By Sarah
• Reva
• Sarah Property Investments
• Sarah Foundation

Products and services

• Hindmarsh Plumbing Plumbing services provider with over 50 years of experience, structured around three core divisions: construction, water treatment, and service. Delivers commercial, residential, and industrial plumbing projects and expanded nationally with operations in South Australia and Western Australia.
• Sarah Constructions Multi-award winning construction builder delivering projects across commercial, residential, education, industrial, and recreational sectors. Known for iconic South Australian buildings, employing over 200 South Australians alongside hundreds of local subcontractors and suppliers.
• By Sarah High-end multi-residential property development subsidiary. Every project is built exclusively by Sarah Constructions to ensure quality and continuity, focused on medium-density residential with luxury amenities and sustainability features.
• Reva Industrial, commercial, and mixed-use property development partner delivering solutions resolving complex project needs with innovation, efficient strategies, and smart solutions for sector clients.
• Sarah Property Investments Property investment and asset management division managing a portfolio of industrial, commercial, and residential properties strategically located across metropolitan Adelaide, leased to national building material suppliers, automotive retailers, medical centres, and office tenants.
• The Osmond Luxury multi-residential development of 22 residences across six levels in Norwood, Adelaide, featuring European appliances, premium fixtures, solar energy systems, energy-efficient lighting, double glazing, and EV charging. Built by Sarah Constructions, marketed and sold through the By Sarah brand in partnership with WHITEFOX Real Estate.

Quantifiable outcome

• Modular construction delivers projects in 5 months from inception vs traditional timelines
• +2 more outcomes

Named customers6 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Eleven partnerships are on record, tiered core and minor.

• WHITEFOX Real EstatecoreGTM or Marketing Partner · 17 April 2026Strategic partnership between By Sarah and WHITEFOX Real Estate for project sales and marketing of luxury multi-residential developments. Combines 65+ years of Sarah Group construction expertise with WHITEFOX's national reach, digital-first approach and premium sales strategy. Aims to deliver unified development and sales experience with stronger market education and transparency for buyers and investors.
• Kokoda CenturionsminorOthersCharitable partner supported through Sarah Foundation fundraising and volunteering initiatives.
• Children First FoundationminorOthersCharitable partner supported through Sarah Foundation fundraising and volunteering initiatives.
• Dementia AustraliaminorOthersMental health charitable partner supported through Sarah Foundation focus on mental health pillar.
• Habitat for HumanityminorOthersHousing and homelessness charitable partner aligned with Sarah Foundation homelessness focus area.
• SAHMRIminorOthersMedical research institute partner supported through Sarah Foundation initiatives.
• The Smith FamilyminorOthersYouth adversity charitable partner supported through Sarah Foundation focus on youth adversity pillar.
• Foodbank SAminorOthersFood relief charity partner supported through Sarah Foundation community initiatives.
• Mates in ConstructionminorOthersConstruction industry mental health charity partner addressing mental health in the building sector.
• NeXTimbercoreStrategic or Co-development PartnerSouth Australian manufacturer supplying Cross Laminated Timber (CLT) for Tonsley Technical College and Factory of the Future project - first CLT construction in South Australia.
• Australian Sustainable Hardwoods (ASH)coreStrategic or Co-development PartnerSupplier of Glue Laminated Timber beams and columns for sustainable construction projects including Tonsley Technical College.

Scale indicators11 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• ADCO Constructions: ADCO is one of Australia's largest privately held commercial builders delivering commercial, education, health, aged care and industrial projects; directly comparable to Sarah Constructions in scale, private ownership, project types and geographic reach across Australian states.
• Built Holdings: Built is a privately held Australian construction group with commercial, residential and industrial capabilities and a focus on complex, design-driven projects; highly comparable to Sarah Constructions in size, private ownership and project mix.
• Roberts Pizzarotti: Roberts Pizzarotti is a privately held Australian commercial and residential construction firm operating across NSW, QLD and ACT; comparable mid-tier peer with similar private ownership, mixed project portfolio and luxury residential exposure like By Sarah.
• Grocon: Grocon is a family-influenced Australian commercial and residential developer/builder with luxury residential expertise; closely comparable in family-driven strategy, integrated development/construction model and boutique apartment focus similar to By Sarah.
• Buildcorp: Buildcorp is a privately held Australian builder with commercial, education, healthcare and aged care divisions plus integrated property development; closely comparable to Sarah Group's multi-subsidiary construction/property model.
• Service Stream: Service Stream is an ASX-listed Australian infrastructure services company delivering construction, plumbing and network services to utilities and resources clients; relevant peer for Hindmarsh Plumbing's national commercial, industrial and water-treatment services.

Broad incumbents

• Watpac (BESIX Watpac): Watpac, now part of international contractor BESIX, is a long-established Australian commercial construction and property development group; comparable in multi-sector building capability and an incumbent now scaling into modular and sustainable construction.
• Lendlease: Lendlease is an ASX-listed global real estate and construction group combining development with construction delivery; relevant broader incumbent benchmark for Sarah Property Investments and By Sarah's integrated build-to-develop model.
• Brookfield Multiplex (Multiplex): Multiplex (now Brookfield) is a major Australian/international commercial builder with strong heritage, education, health and high-rise credentials; relevant larger incumbent competing against Sarah Constructions for major SA commercial and education tenders.
• Downer EDI: Downer Group is a major ASX-listed provider of infrastructure services across Australia including utilities, transport and built infrastructure; broader incumbent comparable to Hindmarsh Plumbing's commercial/industrial and water-treatment service lines.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles16 records

Subsidiaries6 records

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 Sarah Group