Kennewick Main Office
607 E. Columbia Dr.
Kennewick, WA 99336
Phone (509) 586-0411
Fax (509) 586-0825

Denver Office
4305 E. 60th Ave.
Commerce City, CO 80222
Phone (303) 286-1000
Fax (303) 286-1099

Pasco Office
2250 E. Crane St.
Pasco, WA 99301
Phone (509) 586-0411
Fax (509) 545-6045

Boise Office
3100 Springwood Dr.
Meridian, ID 83642
Phone (208) 888-7713
Fax (208) 888-1577

Lampson Canada LTD
20 Lampson Ave.
Beiseker, Alberta, Canada T0M 0G0
Phone (403) 947-2222
Fax (403) 947-2540

Lampson Australia PTY LTD
Lot 3 Awaba Rd., Toronto West
New South Wales, Australia 2283
Phone 011 61249 596222
Fax 011 61249 504645

Phoenix Office
4640 S. 42nd Ave.
Phoenix, AZ 85041
Phone (602) 237-2080
Fax (602) 237-2414

Houston Office
5315 Oates Road
Houston, TX 77013
Phone (713) 674-2531
 Fax (713) 674-2534

Los Angeles Office
831 Promontory Point Dr. W.
Newport Beach, CA 92660
Phone (949) 574-9375
Fax (949) 574-9328

Honolulu Office
1900 Laukahi St.
Honolulu, HI 96821
Phone (808) 373-3944