We build them indoors

We build them strong

We build them right

We build them fast

We build them beautiful

How Do We Build a Karoleena?*

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It All Starts With Steel*

I Beams on the Bottom

I Beams On Top

HSS Vertical Columns

I Beam Cross Floor Columns


Then Framing and Mechanical

On Demand Boiler*

2x6 Infill Framing

3/4" T&G Subfloor

Heat Exchange System*

2.5" Insulated Flex Ducts*

High Velocity HVAC


Windows and Doors are Next*

Low E Dual Pane Windows

Fiberglass or Aluminum Clad Wood

Fir Slab Front Door

1-3/4" Solid Interior Doors


Then Insulation and Drywall*

R28 Sprayfoam Walls

R44 Sprayfoam Ceiling

R28 Sprayfoam Floors

1/2" Drywall

Square Corners Throughout

1/2" Ceiling Drywall


Interior and Exterior Finish

Snap-rib metal wall panels

T&G fir/channel or cedar

Fully Tiled Baths

Premium Floor Coverings

Grohe and Duravit Fixtures

Maple or Ecowood Cabinets

Quartz Counters and Splashes

Wall Hung Toilets


We Wrap It Up Like a Package

80-90% Complete

Load it On to a Truck

Ship it to Your Property


Install Laminated Timber Roof

Attach to Foundation

Stitch Units Together

Build Deck and Overhangs

Craning and Stitching*


The Karoleena Advantage

Price Certainty

Quality Certainty

Timing Certainty

"Imagine, leaving for work, you pass by an empty lot on your way to the office. The lot has been vacant for months but, returning home after five, you see that it now holds a three-storey home." - Alberta Venture

  • Manufacturing Process

    • Manufactured indoors in a climate controlled environment
    • Efficient, precise and green process
    • Process starts with our unique, proprietary steel “kores”
    • Home ready within 6 months from the day steel hits the factory floor
    • Price is fixed
    • Site work completed on a cost plus basis
    • Structural steel to fabricate the “kore” of each home = 400 % stronger than wood
    • Highest energy efficiency on the market
    • Energy savings up to 40% or more
    • Building strong, durable, beautiful homes.
    • Reduction in waste by more than 7000 Ibs

Feel free to contact us with your questions regarding a modern prefab home. Karoleena currently focuses on selling its homes in BC, Alberta, and the Western United States, but we are always expanding to new areas.