SolidBay Construction SF ยท Expand & Finance

Build More.
Own More.
Earn More.

Whether you're buying a new home or expanding the one you have โ€” we partner with you from financing through construction to maximize your property's potential.

ADU Construction Garage Conversion Vertical Addition Horizontal Addition Mortgage Partner
What We Offer

Every Way to Expand Your Property

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ADU Construction

Build a fully permitted accessory dwelling unit. Generate $3,000โ€“$5,000/month in rental income while adding significant resale value.

โ†‘ $300Kโ€“$500K property value increase
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Garage Conversion

Transform your unused garage into a legal living unit. The most cost-effective way to add square footage in SF and Marin County.

โ†‘ Starting from $180K fully permitted
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Vertical Addition

Add a full floor to your existing home. Double your living space without losing your yard โ€” ideal for SF's narrow lots.

โ†‘ Most value per sq ft in SF
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Horizontal Addition

Expand outward with a room addition or new master suite. Perfect for Marin County properties with yard space.

โ†‘ $200โ€“$400/sq ft added value
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