
L120 ENGINEERING & DESIGN
PHONE
425-636-3313 (Washington)
214-625-2819 (Texas)
LOCATION
1400 112th Ave SE, Suite 100
Bellevue, WA 98004
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.
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.
The greatest value we offer is the commitment to our clients. Our service is collaborative and unrestricted from beginning to end of any projects
