Modern house with wooden exterior, triangular window in the gable, black garage door, some trees, and a gravel and grass yard.

Distinctly local. Built with intention.

35 South Building Co is a boutique building company based on the Fleurieu Peninsula, South Australia, specialising in custom new homes, renovations and traditional timber framing.

We work with clients who value quality over shortcuts, collaboration over confusion, and homes that feel good to live in - not just on handover day, but for years to come.

From coastal family homes to renovations and extensions designed around real life, we focus on building well, communicating clearly, and doing the kind of work we’re proud to put our name on.

Thinking about building or renovating? Start the conversation here.

Modern house with wooden exterior, large glass windows, a wooden deck, and a well-maintained lawn at sunset.

A wooden backyard structure with a black-framed glass door, a small porch with wooden planks, and a garden bed with plants and a round white planter, under a partly shaded sky.

Modern bathroom with floating vanity, round stone sink, copper faucet, and wall-mounted copper handles. Decor includes potted plants in glass and ceramic containers, with a green tiled shower and a minimalist circular wall sconce.

A young man is installing a whiteboard on a wooden wall with a cordless drill.

Modern kitchen and dining area with a high ceiling, open second-floor balcony with wood railing, a round wooden dining table with chairs, black bar stools at a white kitchen island, and a stainless steel refrigerator.

Modern house with wooden exterior, large glass sliding doors, outdoor wooden deck, and metal roof, illuminated at dusk, surrounded by a grassy lawn and a fence.

Two construction workers installing or repairing a window inside a room with wood-paneled walls and an unfinished ceiling.

Backyard deck with a wooden pergola, outdoor furniture, hanging lights, and potted plants.

Close-up view of a brick column supporting the overhang of a building with a corrugated metal roof, with a landscaped yard and trees in the background.

Interior view of a bar with a textured white wall, shelves holding bottles, and a neon sign with the words "Home of Plenty."

A man wearing a hat, black t-shirt, and shorts building a wooden fence with a power saw in an outdoor yard.

A cozy living space featuring two wooden bar stools with black metal legs in front of a textured white counter with a vase of yellow flowers. In the background, a tan sofa sits in front of a brick wall with a small window, also holding a vase of yell

A modern two-story house with a wooden deck and outdoor dining area, surrounded by a green lawn and landscaped garden, during early evening.

Exterior view of a modern house with wooden siding, two windows, wall-mounted light fixture, and a wooden balcony railing with metal wires, overlooking neighboring houses and trees.