Emergency Gas Valves

Our gas shut-off valve installations protect homes from a gas line rupture during an earthquake. Learn more>

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Why Retrofit?

Seismic Upgrade

Prepare for Oregon & Washington earthquakes
Qualify for earthquake insurance
Protect your family
Increase resale value

Failing Foundation?

Foundation getting soft or showing signs of weakness? This is one of the most important assets of your home. Ask about our engineered solution which brings failing foundations to current code and strength ratings without replacement.

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© 2011, Gemmell Construction, LLC. All rights reserved.

210 SE Madison St Suite #1, Portland OR 97227

Gemmell Construction, LLC

Oregon CCB#106780, Washington #GEMMECL917QS