About
The Hall & Baum Group
Strength Through Experience. Capability Through Collaboration.
The Hall & Baum Group brings together four specialised South Australian businesses, each recognised for their expertise within their respective industries. Together, we provide a comprehensive range of plumbing, pipeline maintenance, infrastructure and sustainable hot water solutions across residential, commercial, industrial and government sectors.
While each company operates with its own specialist focus, they share a common commitment to quality workmanship, innovation, customer service and delivering reliable solutions that stand the test of time.
By combining the capabilities of multiple specialist businesses, the Hall & Baum Group is uniquely positioned to deliver end-to-end solutions for projects of all sizes and complexities throughout South Australia.
Hall & Baum Plumbing
Plumbing for Generations
Established in 1952, Hall & Baum Plumbing is one of South Australia’s oldest and largest plumbing contractors.
For more than 70 years, Hall & Baum has provided trusted plumbing solutions to families, businesses, councils, healthcare providers, educational institutions and major construction projects throughout Adelaide.
With expertise spanning residential plumbing, commercial maintenance, industrial services and construction plumbing, Hall & Baum continues to build on a proud legacy of reliability, quality workmanship and exceptional customer service.
Today, the business remains proudly family-owned and operated by third-generation leaders Ryan and Rachel Baum, continuing a tradition of excellence that has served South Australians for generations.


Streamline Plumbing
Commercial & Maintenance Plumbing Specialists
Streamline Plumbing delivers responsive, reliable and professional plumbing services across commercial, industrial and maintenance sectors.
Known for its practical approach and commitment to customer service, Streamline Plumbing provides ongoing maintenance solutions, reactive plumbing services and specialised plumbing support to a diverse range of clients throughout South Australia.
With a focus on efficiency, reliability and long-term client relationships, Streamline Plumbing has built a strong reputation as a trusted partner for commercial plumbing maintenance and infrastructure support.
Adelaide Pipeline Maintenance Services (APMS)
Pipeline Infrastructure & Maintenance Experts
Adelaide Pipeline Maintenance Services (APMS) specialises in the maintenance, rehabilitation and management of underground pipeline infrastructure.
Operating across local government, utilities, industrial and commercial sectors, APMS delivers specialised services including pipeline cleaning, CCTV inspections, service locating, hydro excavation, pipe rehabilitation, drainage maintenance and infrastructure management.
With advanced equipment and highly trained operators, APMS helps organisations protect critical infrastructure, minimise operational disruptions and extend the life of essential assets.
Their expertise in underground services and pipeline maintenance has made them a trusted partner for councils, utilities and major infrastructure projects throughout South Australia.


Green Hot Water
Sustainable Hot Water Solutions
Green Hot Water is a proudly Australian-owned business specialising in energy-efficient hot water systems and sustainable water heating solutions.
With a focus on Australian-made solar hot water systems, Green Hot Water provides homeowners and businesses with environmentally responsible alternatives that help reduce energy consumption and long-term operating costs.
Offering a range of solar water heating solutions designed to suit different household sizes, property types and Australian climates, Green Hot Water combines local manufacturing expertise with proven technology to deliver reliable hot water solutions for modern Australian homes.
As part of the Hall & Baum Group, Green Hot Water supports the group’s commitment to innovation, sustainability and delivering smarter solutions for future generations.
A Group Built on Shared Values
While each company within the Hall & Baum Group brings its own unique expertise, they are united by a common set of values:
Trust
Building long-term relationships through honesty, reliability and exceptional service.
Quality
Delivering workmanship, products and solutions that stand the test of time.
Innovation
Investing in new technologies, equipment and systems to deliver better outcomes for clients.
Sustainability
Supporting smarter infrastructure and environmentally responsible solutions for future generations.
People
Valuing our employees, customers, suppliers and communities as the foundation of our ongoing success.
One Group. Multiple Specialists. Endless Capability.
Together, the Hall & Baum Group provides the expertise, resources and experience to support everything from residential plumbing maintenance and commercial facilities management through to major infrastructure projects and sustainable energy solutions.
By combining the strengths of multiple specialist businesses, we continue to deliver the reliable service and trusted outcomes South Australians have depended on for generations.
Plumbing for Generations.


