|  | www.compassintl.com | Compass International, Inc. maintains major inventories of MARKERŪ, DARTSŪ, in several locations around the country. |
|  | www.cemcosteel.com | California Expanded Metals Company, (CEMCO) is the Western United States' largest manufacturer of Steel Framing and Metal Lath Systems. |
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| www.steel.org | American Iron and Steel Institute |
 | www.lgsea.com | Light Gage Steel Engineers Association (LGSEA) |
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| www.strongtie.com | Simpson Strong Tie manufactures hold down devices. |
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| www.icbo.org | International Conference of Building Officials (ICBO) |
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| www.sureboard.com | Sureboard Shearwall Products |
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| www.ce.scu.edu | Shear wall testing performed at Santa Clara University |