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(02) 4577 4912


Unit 1, No.103 Railway Road (North) MULGRAVE NSW 2756

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New Homes

For nearly 60 years O'Mara has been building custom new homes of any design, using any type of construction method, built from any type of materials and on any site.

We can design your home to suit your requirements or prepare a fixed price tender based on your existing house plans.

Custom new home at Belrose

Architect design home at Catherine Hill Bay

Australian Colonial home at Cattai

Custom bushfire home on sloping block at Wiseman's Ferry


We can and have built homes of a variety of styles including;

- Country cottages on acreage 

- Pole homes or split level on sloping sites

- Modern contemporary homes in new sub-divisions

- Two or three storey with basements, attics or internal access lift

- Beach front homes with ocean view balconies

- Architectural designed homes

- Bushfire affected sites (including Bal 40 & flame zone areas)

- Terrace style homes on narrow blocks

- Remote bush areas with difficult access

- Period style homes and heritage listed properties - Colonial, Victorian, Federation, Arc Deco, Queenslander, Japanese, Hamptons style

- Granny flats, dual occupancies, duplex's, bed & breakfast accomodation, multi-unit developments, townhouses, holiday units, investment properties

just to name a few



Custom stone home at Glenmore Park

Architect designed home at Grose Wold

Bushfire new custom home at Gunderman

Kenthurst project


Some home sites have special requirements that require special attention. We can custom your existing design or design your new home to allow for ;

  • Rocky sites (requiring rock excavation or design rock foundations)
  • Sand shoring sites
  • Steep sloping sites or slip zone areas
  • Concrete sewer encasements
  • Bushfire affected areas (Bal 12.5 / 19 / 29 / 40 / flame zone - FZ) - hose reels, sprinkler system, fire bunkers, fire water tanks, fire pumps, gutter-guard, fire rated construction methods
  • Narrow sites
  • Flood affected blocks
  • Sea-side, river front or beach locations
  • High-noise (e.g. aircraft, rail, road) affected area
  • High-wind area
  • Extreme cold or snow affected zones
  • Heritage listed properties
  • High security requirements
  • Neighbour privacy concerns
  • Views - maximising surrounding
  • New services (water tanks, septic tanks, power mains upgrade, solar power)


Windsor new home (internal lift included)

Custom home on flood affected land at Leonay

Heritage period style
new home at Nth Richmond

Country cottage in Leura


We can build from a variety of different construction methods that vary from the standard, including;

  • Full brick construction, reverse brick veneer, clad (timber, fibre cement, polystyrene)
  • Mud brick, stone, rammed earth or Timbercrete blocks
  • Steel frames or treated pine
  • Suspended concrete slabs
  • Raked ceilings, exposed trusses or complex pitched roofing
  • Pole homes and steel Spantec floor systems
  • Fireplaces (gas, slow combustion wood stoves, open brick fireplaces)
  • Heating (slab, under floor)
  • Polished concrete slabs (with in-slab heating)
  • Fire bunkers
  • Roofing (bullnose, raked pitched roofs, dormer windows, curved roofing, Vergola's)
  • Water tanks for supply, BASIX, bushfire & stormwater detention
  • Septic tanks with irrigation
  • Sheds & pools

Architect designed Japanese custom home

Bushfire resistant home at Lower Portland

Mount Wilson bush home

Country cottage home in Mt Wilson


We can construct any new home allowing for specific owner requirements, such as;

  • Disabled access (bathroom design to Australian Standards AS1428) - disabled toilet suites, no-step showers, support rails, hand-held shower roses, wider access doors, shower seats, special access baths
  • Internal passenger lift (for 2 or 3 storey homes), inclinatiors, dumb waiters
  • additional storage (roof space, attic ladders or sub-floor)
  • Acoustic noise reduction methods
  • High security protection inclusions (alarms, sensors, wall/floor safes, security screens)
  • Energy saving inclusions (water tanks, grey water systems, solar panels, double glazing, tilted glass, sun-hoods, pergolas, shutters, etc)
  • Termite treatments - steel frames, treated pine, reticulation systems, perimeter barriers
  • Electrical special requirements (3 phase power points, ducted vacuum, alarms, smart-home or CBUS, dimmers, LED's, downlight, driveway bollards, under-floor heating, etc)
  • Metalwork - balustrade (glass, stainless steel, wrought iron or powder coated metal), privacy screens
  • Bathrooms - wall hung toilet suites, concealed wall toilet cisterns, Japanese style toilets, specialist joinery wall hung vanity units, rain showers, Japanese style bath tubs, strip drains, support rails, shower seats, wall niches, frameless shower screens, bidets,
  • Cinema / TV rooms - acoustic insulation, speaker systems, projector rooms, sound proof doors, cinema seating, wall & ceiling engineered acoustic designed construction methods
  • Specialist joinery - butler kitchen, pantry shelving, outdoor kitchens, study areas, robe joinery, TV cabinets, garage storage, under-stair storage, entertainment units
  • Heating & cooling - Air-conditioning (ducted or split), gas fireplaces, slow combustion wood stoves, AGA fuel stoves, open fireplaces, heat transfer units, hydronic heating, gas central heating, radiators, boilers

Leura new home in snow

Pole home built on sloping site
in bushfire area at Kurrajong
Pole home on sloping block
at Wisemans Ferry

Sloping site lightweight home


We can design any home to include or type of building materials or customise our tender on your existing plans to include any type of materials such as ;

  • Hardwood timber flooring, cladding or internal linings
  • Roofing tiles (terracotta tiles, slate or copper roofing)
  • Metal roofing - Colorbond, Ultra (salt protected), galvanised or copper roofing
  • Gutters (Colorbond, copper, box gutters, gutterguard, Smart-flo)
  • Mud bricks, stonework or Timbercrete blocks
  • Steel frames and steel Spantec floor systems
  • Timber joinery windows (using cedar or hardwood)
  • Doubled glazed windows - aluminium external & timber internal windows
  • Joinery doors - pivot, barn doors, glazed doors, larger sizes, Ezy-jambs with no architraves, solid core, period style solid timber, fire rated
  • Bushfire protection materials (shutters, sprinklers, hose reels, etc)
  • Decorative plaster ceilings, cornices, roses & trims
  • Federation timber supplies (window awnings, verandah trims, picture rails, chair rails, etc)
  • Staircases - open tread, steel stringer, spiral, attic, suspended concrete, glass/cable/wrought iron balustrading
  • Cladding - Hebel, fibre cement, metal, timber weatherboards, plywood, stone

Leura Timbercrete home in bushfire area

Stone home at Wilberforce

Leura country home

2nd storey extension & renovation at Wahroonga


As well as constructing the home we also offer a wide variety of external trades that can be included in any builder tender, such as ;

  • Architectural design
  • Engineer design & reports
  • Surveying set-out & sub-division
  • Specialist reports - acoustic, heritage, bushfire, BASIX, traffic control, landscape
  • Demolition (to allow knock-down re-builds), including asbestos removal
  • Siteworks & bulk excavation
  • Stone masonry
  • Hydronic in-slab floor heating or concrete polishing
  • Landscaping (planting, turf, irrigation, clothes line, letterboxes, garden edging)
  • Driveways & external paving
  • Carports, garages & pergola's
  • Stormwater detention
  • Sydney Water section 73 mains upgrades
  • Roadworks, car parking or driveway bridges
  • Retaining walls
  • Fencing & security gates (automatic opening)
  • Pool construction & cabana's

Metal clad & fibro bushfire home

Log timber home at Mt Wilson

New home at Redbank in North Richmond

Blue Mountains Country Home


We will build on any site, from any materials and using any construction method !

We specialise in jobs of unusual design and on difficult sites.  

Just contact our office for more information

Modern country home design

Curved kitchen servery window

Landscaped yard

Oakville extension with curved kitchen wall


Ask our office how we can design your new home, modify your existing design or change your tender inclusions to create a unique modern home that is completely different to the standard project home style


Kurrajong home renovation

Home renovation at Budgewoi
on the Cenral Coast

Renovation at Wahroonga with a new pool