CTI provides a broad range of construction inspection, materials testing, and geotechnical engineering services in Oregon and Washington.Founded in 1976, CTI now employs over 180 people. We are certified by the Oregon Building Officials Association, Washington Association of Building Officials, the City of Portland, the City of Corvallis and the Oregon Department of Transportation.Our Tigard, Bend and Salem CTI laboratories are nationally accredited by the American Association of Laboratory Accreditation (A
Tigard, OR
(503) 684-3460
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Tigard, OR
(503) 639-9311
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Tigard, OR
(503) 360-8022
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Tigard, OR
(503) 639-6148
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Tigard, OR
(503) 624-0108
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Tigard, OR
(503) 620-1333
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Tigard, OR
(503) 407-9966
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Tigard, OR
(503) 496-1310
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Tigard, OR
(503) 928-5589
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Tigard, OR
(503) 684-0652
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Maria VierraEditor
Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.
Brett TaylorAuthor
Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.
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