Welcome to Nelco S.A. Building ContractorsSpecialising in home renovations, extensions, house alterations and more throughout Adelaide

We are experienced home renovators in Adelaide

We have been qualified since the ‘80s and have been combining our wide ranging experience together for the last 6 years renovating houses and homes across Adelaide. We still have the same enthusiasm today as we did when we started all those years ago, expanding our partnerships, knowledge and skills throughout the industry to focus on the domestic building market and helping many happy customers renovate their properties to a high standard.

We are fully licensed and insured with a trusty team of contractors who help us to achieve your goals. Experience is key when it comes to building and there is almost nothing we can’t achieve. Each building project is as unique as our clients and we relish all the challenges along the way gaining satisfaction from another satisfied completion.

Range of Building and Renovation Services

Complete house renovations

Home alterations



Bathroom upgrades

Kitchen upgrades

Carpentry works

Cabinet making


New windows and doors

Heating and cooling

Electrical and data


Roofing works




Latest Works

Both Mark and Chris are focused on customer satisfaction and providing a product which is of high standard and finishes.

Our Key Building Skills

  • Suspended ceilings (inc. T/bar grid & flush plasterboard on concealed grid)
  • Fix and flush plasterboard wall and ceiling linings
  • Aluminium partition suites (inc. glass and glazing & metal stud wall framing)
  • Carpentry work (inc. first & second fix, pergolas and verandas, decks, balustrades & steps)
  • Removal and replacement of doors and windows (aluminium & timber)
  • Installation of fibrous plaster cornice and mouldings
  • External claddings (CFC and corrugated iron)
  • Gutters, facias and roofing

Full Service Renovations and Extensions

As we have such a wide range of skills, there’s nothing we can’t do in house. We will both be working on your building work along with our tried and trusted team from start to finish. We are all used to working around you and your family and being agile along the way, ensuring we meet your goals on time, and in budget.

Get in touch with us today, both myself (Chris) and Mark look forward to talking to you about your building project however big or small.

When our customers say at the end of a project,” you guys have done a great job” It pleases us, and our response is, “I’m glad that you are happy”.

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