Washington Government Contractors > By Category > NAICS 541 - Professional, Scientific, and Technical Services
Government Contractors in Washington
Results for NAICS 541 - Professional, Scientific, and Technical Services
1,976 - 2,000 of 8,458 Company(ies)
MARV SERHAN L.L.C. - Vancouver, Washington
Motivational Speaker, Educator, Ethics, Leadership, Consultant, Energy Engineer, Sustainability, Smart Grid, Renewables, Energy, Utilities, Maturity Model, Security, NERC-CIP, DSM, Load Curtailment, DG, AVL, HVAC, Lighting, Knowledge Sharing, Org. Learnin
(360) 635-0304
16505a Se 1st St Vancouver, WA 98684
RJM CORPORATION - Auburn, Washington
Manufacturing , Service
air show cockpit, display prototype, mockup mockups, assemblies assembly, battery box boxes, bond bonding frp, fixture composite, carbon fiber fibre, fixtures composites, displays prototypes, epoxy jig jigs vfm, panels prototype, fiberglass bin bins, rein
(253) 887-9100
3220 C St Ne Ste G Auburn, WA 98002
VILIV Inc. - Seattle, Washington
Service
Graphic Design, Design, Web Development, Mobile, Applications, Digital, Strategy, Media, Audio, Video, User Experience, Art Direction
(206) 851-1855
210 3rd Ave S #2d Seattle, WA 98104
MAXWELL-JADE INC. - Lakewood, Washington
Retail, supplier of goods to government entities.
(253) 302-3740
9812 Dekoven Drive Sw Lakewood, WA 98499
SITE REDI INC - Eatonville, Washington
Construction
Clearing, Excavation, Grading, Demolition, Trenching, Sewer, Septic, Water, Storm, Public works, Site Prep, Retension Ponds, Retaining Walls
(253) 262-2654
34701 39th Ave Ct E Eatonville, WA 98328
ALSET CORPORATION - Seattle, Washington
Manufacturing , Research and Development , Service
Develop and manufacture lightning protection device for AC powered electronic sites (telecom: cell and radio shelters, remote terminals; pipeline distribution; railroads
(206) 335-3700
601 Ne 76th St Seattle, WA 98115
UNIBEST INTERNATIONAL LLC - Walla Walla, Washington
Manufacturing , Research and Development , Service
soil testing, environmental, monitoring, resin capsule, research, development, plant nutrient, bioavailability, ion exchange, remediation, laboratory testing, sustainability, soil fertilizer, sustainable farming
(509) 366-3841
127 E Rose St Ste D Walla Walla, WA 99362
COLUMBIA NORTHWEST ENGINEERING, P. S. - Moses Lake, Washington
Service
civil engineering, water systems, water rights, water transfers, sewer lift stations, water distribution, land surveying, construction staking, GIS, mapping, land planning, grant writing
(509) 766-1226
249 N Elder St Moses Lake, WA 98837
BRYAN & BRYAN ASSOCIATES - Everett, Washington
Management, Training, Consulting, Strategic Planning, Professional, Development, Education, Facilitation, Coaching, Retreats, Speaking, Conference Speaking, Seminars
(425) 337-1838
3521 105th Pl Se Everett, WA 98208
GO 2 DESIGNS LLC - Poulsbo, Washington
Service
website design, custom programming, PHP, MySQL, expression blend, adobe photoshop, adobe illustrator, graphic design, pre print
(360) 731-0954
10275 Homeport Place Ne Poulsbo, WA 98370
CAYLEY AEROSPACE INC. - Lynnwood, Washington
Aircraft Engg
(425) 233-0440
18830 38th Ave W Lynnwood, WA 98037
TSUNAMI ENTERPRISES - Puyallup, Washington
Service
Leadership, communications, human interaction, human factors, stress management, quality improvement.
(253) 841-8529
3103 31st Ave Se Puyallup, WA 98374
Komada, LLC - Seattle, Washington
Construction
Construction, design, build, engineering, drainage, storm water mngt, hvac, electrical, SRM, demolition, asbestos abatement, leed abatement, MILCON, roadway utilities, operations, management, O&M, A&E, LEED, plumbing, removal, waste disposal
(719) 596-8114
2211 Elliott Ave Seattle, WA 98121
COMMANDER NORTHWEST, LTD - East Wenatchee, Washington
Service
Non-scheduled aircraft charter. Specializing in Marine Mammal Surveys and Fire Suppression Support Services
(509) 886-1036
3720 Airport Wy East Wenatchee, WA 98802
LATEOTT, INC - Bremerton, Washington
Project services, technical staffing, engineering staff, management resources, project management
(360) 265-0253
4854 Aviator Ln Nw Bremerton, WA 98312
CRAMER, JOHN E - Twisp, Washington
Service
Land Surveying, Mapping, G.P.S., G.I.S., Platting, Cadastral Surveys, Topography, Boundary Surveys.
(509) 997-4880
621 Methow Valley Highway E Twisp, WA 98856
BROWN ANESTHESIA PLLC - Steilacoom, Washington
Anesthesia and Medical Professional Staffing Services. Medical Equipment sales.
(253) 389-8601
2814 Lexington St Steilacoom, WA 98388
AGUIAR GROUP LTD, THE - Bellevue, Washington
Service
computer, sales, hardware, installation, service, accounting, bookkeeping
(425) 455-6721
11502 Ne 20th St Bellevue, WA 98004
PIERCE GEOTECHNICAL SERVICES - Spokane, Washington
Service
Geology, Water and monitoring well construction
(509) 325-1688
6003 N Moore St Spokane, WA 99205
ENVIRO-TECH COMMUNICATIONS - Loon Lake, Washington
Toxicology, expert witness, safety training, training, Drug Labs, Peaceofficers, Firefighters, DABT, Chemicals, Toxics, Toxic Substances, Public Relations, Environmental, Pollution, Risk Assessment
(509) 842-2322
3801 Grouse Creek Rd Loon Lake, WA 99148
URBAN TECHNOLOGY SYSTEMS INC. - Seattle, Washington
Service
Engineering
(206) 658-2990
2200 6th Ave Ste 409 Seattle, WA 98121
UNECOM LIMITED LIABILITY COMPANY - Bellevue, Washington
Service
Interpretation, Translation, Notary Public, Trading, Investment, Consulting
(206) 588-6455
525 121st Pl Ne # B4 Bellevue, WA 98005
E W WELLS GROUP LLC - Seattle, Washington
Environmental, Construction, Design Build Repair, Heavy Demolition, Runway, Concrete, Asphalt, Asbestos, Lead, PCB, Soil, AST, UST, Testing, Mold, MMRP, Range Remed/Repair, UXO, EOD Trained Tech I, II, III, const equip rental, Safe, excellent ratings.
(206) 321-4304
2825 Eastlake Ave #300 Seattle, WA 98102
CORKE AMENTO INC - Seattle, Washington
Service
Dispute Resolution, Neutrals, Project Management, Dispute Prevention, Partnering, Claims Analysis, Facilitiation, Construction Manager
206-957-4724 x224
710 2nd Ave Ste 820 Seattle, WA 98104
BAUER, REED & ASSOCIATES LLC - Seattle, Washington
Service
Marketing Research Consulting
206-706-7618 x300
4703 Ballard Ave Nw Studio A Seattle, WA 98107
Certifications
Ownership / Diversity
Business Type
NAICS Code
- 11 - Agriculture & Livestock
- 21 - Mining, Oil & Gas
- 22 - Utilities
- 23 - Construction
- 31 - Food & Apparel
- 32 - Non-Metallic Manufacturing
- 33 - Metallic Manufacturing
- 42 - Wholesale Trade
- 44 - Retail Trade
- 45 - Retail Trade - Misc.
- 48 - Transportation
- 49 - Postal & Warehousing
- 51 - IT Technology
- 52 - Finance and Insurance
- 53 - Real Estate
- 54 - Professional Services
- 541 - Professional, Scientific, and Technical Services
- 541110 - Offices of Lawyers
- 541120 - Offices of Notaries
- 541191 - Title Abstract and Settlement Offices
- 541199 - All Other Legal Services
- 541211 - Offices of Certified Public Accountants
- 541213 - Tax Preparation Services
- 541214 - Payroll Services
- 541219 - Other Accounting Services
- 541310 - Architectural Services
- 541320 - Landscape Architectural Services
- 541330 - Engineering Services
- 541340 - Drafting Services
- 541350 - Building Inspection Services
- 541360 - Geophysical Surveying and Mapping Services
- 541370 - Surveying and Mapping (except Geophysical) Services
- 541380 - Testing Laboratories
- 541410 - Interior Design Services
- 541420 - Industrial Design Services
- 541430 - Graphic Design Services
- 541490 - Other Specialized Design Services
- 541511 - Custom Computer Programming Services
- 541512 - Computer Systems Design Services
- 541513 - Computer Facilities Management Services
- 541519 - Other Computer Related Services
- 541611 - Administrative Management and General Management Consulting Services
- 541612 - Human Resources and Executive Search Consulting Services
- 541613 - Marketing Consulting Services
- 541614 - Process, Physical Distribution, and Logistics Consulting Services
- 541618 - Other Management Consulting Services
- 541620 - Environmental Consulting Services
- 541690 - Other Scientific and Technical Consulting Services
- 541710 - Research and Development in the Physical, Engineering, and Life Sciences
- 541720 - Research and Development in the Social Sciences and Humanities
- 541810 - Advertising Agencies
- 541820 - Public Relations Agencies
- 541830 - Media Buying Agencies
- 541840 - Media Representatives
- 541850 - Display Advertising
- 541860 - Direct Mail Advertising
- 541870 - Advertising Material Distribution Services
- 541890 - Other Services Related to Advertising
- 541910 - Marketing Research and Public Opinion Polling
- 541921 - Photography Studios, Portrait
- 541922 - Commercial Photography
- 541930 - Translation and Interpretation Services
- 541940 - Veterinary Services
- 541990 - All Other Professional, Scientific, and Technical Services
- 55 - Company Management
- 56 - Administrative Service
- 61 - Educational Services
- 62 - Health Care
- 71 - Arts and Entertainment
- 72 - Travel & Food Services
- 81 - Other Services
- 92 - Public Administration
CITY
- Aberdeen
- Aberdeen Gardens
- Acme
- Addy
- Ahtanum
- Airway Heights
- Albion town
- Alder
- Alderton
- Alderwood Manor
- Alger
- Algona
- Allyn
- Almira town
- Altoona
- Amanda Park
- Amboy
- Ames Lake
- Anacortes
- Anderson Island
- Arlington
- Arlington Heights
- Artondale
- Ashford
- Asotin
- Auburn
- Bainbridge Island
- Bangor Base
- Banks Lake South
- Barberton
- Baring
- Barney's Junction
- Barstow
- Basin
- Battle Ground
- Bay Center
- Bay View
- Beaux Arts Village town
- Belfair
- Bell Hill
- Bellevue
- Bellingham
- Benton
- Bethel
- Bickleton
- Big Lake
- Bingen
- Birch Bay
- Black Diamond
- Blaine
- Blyn
- Bonney Lake
- Bothell
- Bothell East
- Bothell West
- Boulevard Park
- Boyds
- Brady
- Bremerton
- Brewster
- Bridgeport
- Brier
- Brinnon
- Browns Point
- Brush Prairie
- Bryant
- Bryn Mawr-Skyway
- Buckley
- Bucoda town
- Buena
- Bunk Foss
- Burbank
- Burien
- Burley
- Burlington
- Camas
- Canterwood
- Canyon Creek
- Carbonado town
- Carlsborg
- Carnation
- Carson
- Cascade Valley
- Cashmere
- Castle Rock
- Cathcart
- Cathlamet town
- Cavalero
- Centerville
- Central Park
- Centralia
- Chain Lake
- Chehalis
- Chelan
- Chelan Falls
- Cheney
- Cherry Grove
- Chewelah
- Chico
- Chinook
- Clallam Bay
- Clarkston
- Clarkston Heights-Vineland
- Clayton
- Cle Elum
- Clear Lake
- Clear Lake
- Clearview
- Cliffdell
- Clinton
- Clover Creek
- Clyde Hill
- Cohassett Beach
- Colfax
- College Place
- Colton town
- Colville
- Conconully town
- Concrete town
- Connell
- Conway
- Copalis Beach
- Cosmopolis
- Cottage Lake
- Coulee Dam town
- Coulee town
- Country Homes
- Coupeville town
- Covington
- Cowiche
- Creston town
- Crocker
- Curlew
- Curlew Lake
- Cusick town
- Custer
- Dallesport
- Danville
- Darrington town
- Dash Point
- Davenport
- Dayton
- Deep River
- Deer Park
- Deming
- Des Moines
- Desert Aire
- Disautel
- Dixie
- Dollars Corner
- Donald
- Duluth
- DuPont
- Duvall
- East Cathlamet
- East Hill-Meridian
- East Port Orchard
- East Renton Highlands
- East Wenatchee
- Eastgate
- Eastmont
- Easton
- Eatonville town
- Edgewood
- Edison
- Edmonds
- Elbe
- Electric
- Elk Plain
- Ellensburg
- Elma
- Elmer town
- Endicott town
- Enetai
- Entiat
- Enumclaw
- Ephrata
- Erlands Point-Kitsap Lake
- Eschbach
- Esperance
- Everett
- Everson
- Fairchild AFB
- Fairfield town
- Fairwood
- Fairwood
- Fall
- Farmington town
- Federal Way
- Felida
- Fern Prairie
- Ferndale
- Fife
- Fife Heights
- Finley
- Fircrest
- Five Corners
- Fobes Hill
- Fords Prairie
- Forks
- Fort Lewis
- Four Lakes
- Fox Island
- Frederickson
- Freeland
- Friday Harbor town
- Garfield town
- Garrett
- Geneva
- George
- Gig Harbor
- Glacier
- Gleed
- Gold Bar
- Goldendale
- Gorst
- Graham
- Grand Coulee
- Grand Mound
- Grandview
- Granger
- Granite Falls
- Grapeview
- Grayland
- Grays River
- Green Bluff
- Greenwater
- Hamilton town
- Hansville
- Harrah town
- Harrington
- Hartline town
- Hat Island
- Hatton town
- Hazel Dell
- Herron Island
- High Bridge
- Hobart
- Hockinson
- Hogans Corner
- Home
- Hoodsport
- Hoquiam
- Humptulips
- Hunts Point town
- Ilwaco
- Inchelium
- Index town
- Indianola
- Inglewood-Finn Hill
- Ione town
- Issaquah
- Jamestown
- Junction
- Kahlotus
- Kalama
- Kapowsin
- Keller
- Kelso
- Kendall
- Kenmore
- Kennewick
- Kent
- Ketron Island
- Kettle Falls
- Key Center
- Keyport
- Kingsgate
- Kingston
- Kirkland
- Kittitas
- Klahanie
- Klickitat
- Krupp town
- La Center
- La Conner town
- La Grande
- Lacey
- LaCrosse town
- Lake Bosworth
- Lake Cassidy
- Lake Cavanaugh
- Lake Forest Park
- Lake Holm
- Lake Ketchum
- Lake Marcel-Stillwater
- Lake McMurray
- Lake Morton-Berrydale
- Lake Roesiger
- Lake Shore
- Lake Stevens
- Lake Stickney
- Lake Tapps
- Lakeland North
- Lakeland South
- Lakeview
- Lakewood
- Lamont town
- Langley
- Larch Way
- Latah town
- Laurier
- Leavenworth
- Lebam
- Lewisville
- Liberty Lake
- Lind town
- Lochsloy
- Lofall
- Long Beach
- Longbranch
- Longview
- Longview Heights
- Loomis
- Loon Lake
- Lower Elochoman
- Lyle
- Lyman town
- Lynden
- Lynnwood
- Mabton
- Machias
- Malden town
- Malo
- Malone
- Malott
- Maltby
- Manchester
- Mansfield town
- Manson
- Maple Falls
- Maple Heights-Lake Desire
- Maple Valley
- Maplewood
- Marblemount
- Marcus town
- Marietta-Alderwood
- Markham
- Marrowstone
- Martha Lake
- Maryhill
- Marysville
- Mattawa town
- May Creek
- McChord AFB
- McCleary
- McKenna
- McMillin
- Mead
- Meadow Glade
- Meadowdale
- Medical Lake
- Medina
- Mercer Island
- Mesa
- Metaline Falls town
- Metaline town
- Methow
- Midland
- Mill Creek
- Mill Creek East
- Millwood town
- Milton
- Mineral
- Minnehaha
- Mirrormont
- Moclips
- Monroe
- Monroe North
- Montesano
- Morton
- Moses Lake
- Moses Lake North
- Mossyrock
- Mount Vernon
- Mount Vista
- Mountlake Terrace
- Moxee
- Mukilteo
- Naches town
- Napavine
- Naselle
- Navy Yard
- Neah Bay
- Neilton
- Nespelem Community
- Nespelem town
- Newcastle
- Newport
- Nile
- Nisqually Indian Community
- Nooksack
- Normandy Park
- North Bend
- North Bonneville
- North Fort Lewis
- North Lynnwood
- North Marysville
- North Omak
- North Puyallup
- North Sultan
- North Yelm
- Northport town
- Northwest Stanwood
- Oak Harbor
- Oakesdale town
- Oakville
- Ocean
- Ocean Park
- Ocean Shores
- Odessa town
- Okanogan
- Olympia
- Omak
- Onalaska
- Orchards
- Orient
- Oroville
- Orting
- Oso
- Othello
- Otis Orchards-East Farms
- Outlook
- Oyehut
- Pacific
- Pacific Beach
- Packwood
- Palouse
- Parker
- Parkland
- Parkwood
- Pasco
- Pateros
- Pe Ell town
- Peaceful Valley
- Picnic Point
- Pine Grove
- Point Roberts
- Pomeroy
- Port Angeles
- Port Angeles East
- Port Gamble Tribal Comunity
- Port Hadlock-Irondale
- Port Ludlow
- Port Orchard
- Port Townsend
- Porter
- Poulsbo
- Prairie Heights
- Prairie Ridge
- Prescott
- Prosser
- Puget Island
- Pullman
- Purdy
- Puyallup
- Queets
- Quilcene
- Qui-nai-elt Village
- Quincy
- Raft Island
- Rainier
- Ravensdale
- Raymond
- Reardan town
- Redmond
- Renton
- Republic
- Richland
- Ridgefield
- Ritzville
- River Road
- Riverbend
- Riverside town
- Riverton
- Rochester
- Rock Island
- Rockford town
- Rockport
- Rocky Point
- Ronald
- Roosevelt
- Rosalia town
- Rosburg
- Rosedale
- Roslyn
- Roy
- Royal
- Ruston town
- Ryderwood
- Salmon Creek
- Sammamish
- Santiago
- Satsop
- Seabeck
- SeaTac
- Seattle
- Sedro-Woolley
- Sekiu
- Selah
- Sequim
- Shadow Lake
- Shelton
- Shoreline
- Silvana
- Silver Firs
- Silverdale
- Sisco Heights
- Skamokawa Valley
- Skokomish
- Skykomish town
- Snohomish
- Snoqualmie
- Snoqualmie Pass
- Soap Lake
- South Bend
- South Cle Elum town
- South Creek
- South Hill
- South Prairie town
- South Wenatchee
- Southworth
- Spanaway
- Spangle
- Spokane
- Spokane Valley
- Sprague
- Springdale town
- St. John town
- Stansberry Lake
- Stanwood
- Starbuck town
- Startup
- Steilacoom town
- Steptoe
- Stevenson
- Sudden Valley
- Sultan
- Sumas
- Summit
- Summit View
- Summitview
- Sumner
- Sunday Lake
- Sunnyside
- Sunnyslope
- Suquamish
- Swede Heaven
- Tacoma
- Taholah
- Tampico
- Tanglewilde
- Tanner
- Tekoa
- Tenino
- Terrace Heights
- Thorp
- Three Lakes
- Tieton town
- Tokeland
- Toledo
- Tonasket
- Toppenish
- Torboy
- Touchet
- Town and Country
- Tracyton
- Trout Lake
- Tukwila
- Tumwater
- Twin Lakes
- Twisp town
- Union
- Union Gap
- Union Hill-Novelty Hill
- Uniontown town
- University Place
- Upper Elochoman
- Vader
- Valley
- Vancouver
- Vantage
- Vashon
- Vaughn
- Venersborg
- Verlot
- Waitsburg
- Walla Walla
- Walla Walla East
- Waller
- Wallula
- Walnut Grove
- Wapato
- Warden
- Warm Beach
- Washougal
- Washtucna town
- Waterville town
- Wauna
- Waverly town
- Wenatchee
- West Clarkston-Highland
- West Pasco
- West Richland
- West Side Highway
- Westport
- Whidbey Island Station
- White Center
- White Salmon
- White Swan
- Wilbur town
- Wilderness Rim
- Wilkeson town
- Willapa
- Wilson Creek town
- Winlock
- Winthrop town
- Wishram
- Wollochet
- Woodinville
- Woodland
- Woods Creek
- Woodway
- Yacolt town
- Yakima
- Yarrow Point town
- Yelm
- Zillah
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