
L120 ENGINEERING & DESIGN
PHONE
425-636-3313 (Washington)
214-625-2819 (Texas)
LOCATION
1400 112th Ave SE, Suite 100
Bellevue, WA 98004
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P.O. Box 1447
Grapevine, TX 76099
Longitude One-Twenty, or L120, Engineering and Design is a dedicated team of Engineers and Designers with decades of experience that specializes in structural services for a wide variety of project types in the residential and commercial markets.
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L120 provides:
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New construction services
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Remodel and renovation services
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Site work and foundation services
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Tenant-improvement services
...and general consultation services for residential and commercial projects. Some of our specialty work includes custom high-end or luxury residential projects ranging from cabins in the mountains to luxury beachfront condos.
We’ve also accumulated an expansive portfolio of remodel and renovation jobs ranging from house-lifting to full story additions and more.
We’re licensed in several states and have experience designing and collaborating in many markets—which gives us an advantage to bring in a fresh perspective and allows us to quickly bring the right parties to the table.
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The greatest value we offer is the commitment to our clients. Our service is collaborative and unrestricted from beginning to end of any projects
