Washington Government Contractors > By Category > NAICS 541990 - All Other Professional, Scientific, and Technical Services
Government Contractors in Washington
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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