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Members by Company

K & D Services, Inc.

Traffic control services - on-call certified flaggers, traffic control supervisors, signage and set-up, traffic control plans, and certification courses. AGC member since 2005.
Roadway Construction, Roadway Signaling and Control Equipment
www.kndservices.net
Phone: (425) 252-0906
Toll Free: (800) 343-4049
Fax: (425) 303-8709
Street Address
2719 Rockefeller Ave.
Everett, WA  98201
Mailing Address
P.O. Box 12040
Everett, WA  98206
Brooks Walton

Kanway Abatement & Demolition, LLC

We provide asbestos abatement services, lead and mold remediation, and demolition services. We perform these services for residential, educational, government, and commercial. AGC member since 2022.
www.kanwayllc.com
Phone: (253) 442-6999
Mailing Address
2915 - 68th Ave. W
University Place, WA  98466

KBA, Inc.

A consulting firm specializing in the construction management of road, bridge, transit, water, wastewater, building, and facility projects in Washington State. AGC member since 2000.
Consultants/Construction Management

DBE, WBE

www.kbacm.com
Phone: (425) 455-9720
Fax: (425) 455-9732
11201 SE 8th St., Ste. 160
Bellevue, WA  98004
Mark Fuglevand, PE
Roger Smith, PE

KC Equipment LLC

General contractor. AGC member since 2017.
Phone: (206) 399-3687
Fax: (206) 985-6814
Mailing Address
2410 Boyer Ave. E, Ste. 3
Seattle, WA  98112

Keller North America

Our experience in design and construction of geotechnical construction services spans more than six decades. The Keller North America suite of techniques, equipment, and experience is comprehensive and is packaged to create the most effective and economical solution. AGC member since 2017.
www.keller-na.com
Phone: (206) 223-1732
Fax: (206) 223-1733
Mailing Address
18300 Cascade Ave. S, Ste 265
Seattle, WA  98188
Mike Blanding
Member Highlight

Ken Leingang Excavating, Inc.

Site work, underground utilities, demolition. AGC member since 1990.
Clearing and Grubbing, Earth Moving, Excavation and Fill, Grading, Sanitary Sewerage Utilities, Storm Drainage Utilities, Water Utilities
Phone: (509) 575-5507
Fax: (509) 457-3297
1117 N 27th Ave.
Yakima, WA  98902
Darren Leingang

Kent Crane Inspection and Engineering

At Kent Crane Inspection and Engineering, we specialize in cranes and heavy equipment, welding, material testing, mechanical systems, metallurgy, structures and design. Our team of experts include professional engineers (P.E.'s), state certified crane inspectors, certified weld inspectors and a certified Welding Engineer. AGCW member since 2024.
www.kentengineering.com
Phone: (206) 819-7880
Mailing Address
11520 - 42nd Ave. S
Tukwila, WA  98168
Member Highlight

Keystone Masonry, Inc.

Masonry construction, brick, block, stone, cultured stone, stone cladding, masonry cleaning, and historical restoration - commercial, industrial, residential. AGC member since 2003.
Adobe Unit Masonry, Concrete and Masonry Coatings, Contractors/Masonry, Foamed-In-Place Insulation, Glass Unit Masonry, Maintenance of Concrete, Masonry Accessories, Masonry Flooring, Masonry Grouting, Precast Concrete Specialties, Refractory Brick Masonry, Unit Masonry
Phone: (360) 458-6758
Fax: (360) 458-6759
Street Address
503 - 1st St. S, Ste. 6
Yelm, WA  98597
Mailing Address
P.O. Box 2249
Yelm, WA  98597
Steve Borman

Kiewit Building Group Inc.

General contractor with Puget Sound roots dating back to the 1940s. Providing preconstruction services, general construction, construction management, tenant improvement, and design/build services for commercial, educational, institutional, healthcare, multifamily, civic projects, and science/technology. AGC Member since 2019.
Contractors/Buildings, Contractors/Construction Management, Contractors/Design-Build
www.kiewit.com
Phone: (253) 943-4200
Mailing Address
33930 Weyerhaeuser Way S., Ste. 300
Federal Way, WA  98001
Kyle Welker
Adam Kucera
Keith Ramick

Kiewit Foundations Co.

Kiewit Foundations is part of the Kiewit Infrastructure Group and under the Kiewit Companies. Kiewit Foundations provides a diverse scope of integrated geotechnical solutions including all types of deep foundations, ground improvement and earth retention services. We have the knowledge, experience and equipment that is required for this specialized work and offer cost-effective solutions for any type of project. AGCW member since 2023.
Phone: (402) 517-0484
Mailing Address
1550 Mike Fahey St.
Omaha, NE  68102

Kiewit Infrastructure West Co.

Heavy highway. AGC member since 1984.
Contractors/Bridge, Contractors/Heavy Highway
www.kiewit.com
Phone: (360) 694-1201
Mailing Address
33930 Weyerhaeuser Way S., Ste. 300
Federal Way, WA  98001
Erik Edwards
Branches
33455 - 6th Ave. S
Federal Way, WA  98003
Phone: (253) 943-4200

Kitt Construction & Development, LLC

General contractor specializing in medical/dental, commercial, agricultural and industrial projects. AGC member since 2015.
Contractors/Buildings, Contractors/Industrial
www.kittconstruction.com
Phone: (509) 834-7888
Street Address
2711 River Rd.
Yakima, WA  98902
Mailing Address
P.O. Box 8249
Yakima, WA  98908

KLB Construction, Inc.

Heavy highway contractors. AGC member since 1987.
Contractors/Design-Build, Contractors/Heavy Highway, Contractors/Highway
www.klbconstruction.com
Phone: (425) 355-7335
Fax: (425) 348-8455
Street Address
3405 - 121st St. SW
Lynnwood, WA  98087
Mailing Address
P.O. Box 158
Mukilteo, WA  98275

Klean Lots

Klean Lots is a family-owned, DBE and OMWBE certified company dedicated to keeping the Pacific Northwest clean. Wespecialize in heavy infrastructure construction cleanup, street sweeping, dump trucking, water trucking, and hydroexcavation onprojects ranging from $834M to $2.69B. We also provide parking lot sweeping, snow removal, portable toilet rentals, and other equipment rentals. AGCW member since 2025.

DBE, MBE

www.kleanlots.com
Phone: (253) 410-0697
Street Address
26305 - 79th Ave. S
Kent, WA  98032
Mailing Address
950 Broadway, Ste. M100 #33
Tacoma, WA  98403

Knife River Prestress

Knife River is an award-winning, PCI-certified producer of premier architectural, bridge and commercial precast products serving Washington, Idaho, Oregon, Nevada, and California. For over 60 years, we have maintained our commitment to integrity and detail in every product and service we provide. From our manufacturing plants in Harrisburg, Oregon, and Spokane, Washington, we build in America for America, focusing on quality, safety, our team, and our customers while leaving a minimal environmental footprint. AGCW member since 2024.
www.kniferiverprestress.com
Phone: (509) 536-3300
Mailing Address
7221 N Idaho Rd.
Newman Lake, WA  99025

Kolkay Electric

KolKay Electric is a premier Commercial Electrical Contractor serving the public, industrial, and private sectors. With a wealth of experience, we specialize in delivering flexible and innovative solutions tailored to meet the demands of any simple to complex projects. We are certified DBE/WBE firm that supports our county and states diversity goals. AGCW member since 2025.
Contractors/Electrical

DBE, WBE

www.kolkay.com
Phone: (360) 886-1743
Street Address
930 Battersby Ave., Ste. 101
Enumclaw, WA  98022
Mailing Address
P.O. Box 459
Ravensdale, WA  98051

Korsmo Construction, Inc.

Full service innovative general contractor offering Preconstruction and Construction Services in Northwest. Education, Native American, Non-Profit, Community, Healthcare, Industrial, Tenant Improvements/Renovations, & Retail. Design/Build, GC/CM, Construction Management, and Bid/Build. Delivering quality projects throughout the Pacific Northwest since 1948, and an AGC member since 1961.
Contractors/Buildings, Contractors/Construction Management, Contractors/Design-Build, Contractors/Tenant Improvement
www.korsmo.com
Phone: (253) 582-6712
Fax: (253) 582-6788
Street Address
1940 E "D" St, Ste. 300
Tacoma, WA  98421
Mailing Address
P.O. Box 1377
Tacoma, WA  98401
Dan Mundle
Don Coovert
Byron Schmidt
John Korsmo
Greg Primm

Kraemer North America LLC

Heavy civil contractor with emphasis on structures and Alternative Delivery Projects. AGC member since 2017.
Contractors/Heavy Civil
www.kraemerna.com
Phone: (303) 688-7500
Fax: (303) 688-8811
Street Address
One Plainview Rd.
Plain, WI  53577
Mailing Address
900 W Castleton Rd., Ste. 200
Castle Rock, CO  80109

Kulchin Foundation Drilling Company

Drilling, shoring, tiebacks, soilnails, underpinning, and micropiles. AGC member since 2008.
www.kulchin.com
Phone: (253) 888-4284
Fax: (253) 888-4283
Street Address
9818 Sales Rd. S
Lakewood, WA  98499
Mailing Address
P.O. Box 99667
Lakewood, WA  98496

KWH Constructors, Inc.

Structural steel construction, bridge construction, construction engineering, complex structural steel erection, architectural pre-cast installation, seismic retrofit services, heritage facade shoring, and retrofit commercial structures. AGC member since 2021.
www.kwhconstructors.com
Phone: (206) 899-2915
Mailing Address
1105 12th Ave. NW, Ste. A-1A
Issaquah, WA  98027