# SUHO > SUHO is an Australian Environmentally Sustainable Design (ESD) consultancy founded in 2003 by Jim Woolcock. Formerly known as Sustainability House, SUHO provides energy efficiency assessments, air tightness testing, ESD planning, commercial compliance, residential ratings, and Green Star certification services for developers, architects, builders, and homeowners across Australia. The company is headquartered in Edwardstown, South Australia, with offices also in Melbourne. SUHO has delivered sustainability outcomes on over 60,000 projects for more than 2,000 clients. The team of 20+ staff includes NatHERS accredited assessors, ATTMA-certified air tightness testers, and Green Star Accredited Professionals (GSAPs). SUHO is a multi-award-winning consultancy and designed South Australia's first 8-star and 10-star NatHERS rated homes. Key service areas include residential energy ratings (NatHERS, DTS, Verification), commercial compliance (Section J, JV3, BASIX, BESS), ESD town planning reports (SMP, SDA, WMP, SDAPP), air tightness testing and design advisory, Green Star certification consulting, and home optimisation services. SUHO works with architects, builders, developers, town planners, and homeowners on residential, commercial, industrial, and modular building projects nationwide. ## Core Services - [Services Overview](https://www.suho.com.au/services): Full list of SUHO's sustainability and energy efficiency services, including air tightness testing, residential certifications, commercial compliance, town planning, and voluntary ratings. - [Air Tightness Testing](https://www.suho.com.au/air-tightness): ATTMA-certified blower door testing for residential and commercial buildings, including detailed reports and ATTMA certificates. - [ESD Planning](https://www.suho.com.au/esd-planning): Environmentally Sustainable Design planning services including Water Management Plans, WSUD strategies, and Waste Management Plans for council planning approval. - [Design Advisory](https://www.suho.com.au/design-advisory): Green Star consulting, GSAP-led certification management, WELL certification, WUFI modelling, and Low Commitment Consultation services. ## Key Information Pages - [About SUHO](https://www.suho.com.au/about): Company background, team overview, values, and history from founding in 2003 to present. - [Packages and Pricing](https://www.suho.com.au/packages): Commercial packages (Construction, Industrial, Commercial, Futureproof) and residential packages (Builder's, Developer's, Homeowner's) with inclusions for each tier. - [Contact](https://www.suho.com.au/new-contact): Contact form, phone (1300 308 525), email (info@suho.com.au), and office location at Unit 8/938 South Road, Edwardstown SA. - [Careers](https://www.suho.com.au/careers): Open positions and workplace culture information including flexible hours, professional development, and social events. ## Educational and Explainer Content - [What is ESD](https://www.suho.com.au/what-is-esd): Explanation of Environmentally Sustainable Design and its role in the Australian building industry. - [ESD vs ESD](https://www.suho.com.au/esd-vs-esd): Clarifying the difference between Environmentally Sustainable Design and other uses of the ESD acronym. - [What is Green Star](https://www.suho.com.au/what-is-green-star): Overview of the Green Building Council of Australia's Green Star rating system, including star levels and certification categories. - [What is SDAPP](https://www.suho.com.au/what-is-sdapp): Explanation of the Sustainable Design Assessment in the Planning Process framework used in Victorian councils. - [What is a 10-Star Home](https://www.suho.com.au/what-is-10-star): Guide to achieving a perfect NatHERS 10-star rating, including passive design strategies, materials, and benefits. ## Case Studies and Blog - [News and Blog](https://www.suho.com.au/news): Articles covering commercial case studies, residential projects, air tightness insights, NCC 2022 changes, and sustainability guides. - [10-Star Home Air Tightness Case Study](https://www.suho.com.au/blog/achieving-design-excellence-in-air-tightness-and-energy-efficiency---suhos-10-star-home-in-woodforde-adelaide): Detailed case study of SUHO's 10-star home in Woodforde, Adelaide, achieving 0.6 ACH at 50Pa. - [ESD Consultant Australia Guide](https://www.suho.com.au/blog/esd-consultant-australia): Guide to ESD consultancy in Australia, covering services, green standards, and certification pathways. ## Optional - [Residential Pricing](https://suho.com.au/residential): Residential service tiers and air tightness testing packages.