Washington Government Contractors > By Category > NAICS 541990 - All Other Professional, Scientific, and Technical Services
Government Contractors in Washington
Results for NAICS 541990 - All Other Professional, Scientific, and Technical Services
826 - 850 of 850 Company(ies)
JAMES M PAULSON PROFESSIONAL CORPORATION - Anacortes, Washington
All Other Professional, Scientific, and Technical Services
(360) 588-8031
6782 Salmon Beach Rd Anacortes, WA 98221
RAIN SHADOW RESEARCH INC - Pullman, Washington
Environmental Consulting Services, Other Scientific and Technical Consulting Services, Research and Development in the Social Sciences and Humanities, All Other Professional, Scientific, and Technical Services
(509) 332-7495
119 N Grand Ave Pullman, WA 99163
NEURO-ID, INC. - Bellevue, Washington
Custom Computer Programming Services, All Other Professional, Scientific, and Technical Services
(520) 310-3355
11400 Se 8th St Ste 210 Bellevue, WA 98004
WESTERN INSTITUTIONAL REVIEW BOARD, INC. - Puyallup, Washington
All Other Professional, Scientific, and Technical Services
(360) 252-2807
1019 39th Ave Se Ste 120 Puyallup, WA 98374
EVERGREEN RURAL WATER OF WASHINGTON INC - Shelton, Washington
All Other Professional, Scientific, and Technical Services
(360) 462-9287
1051 Se State Route 3 Suite F Shelton, WA 98584
GLOBAL ENGINEERING & CONSTRUCTION, LLC - Renton, Washington
Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction
(425) 255-3111
4904 Lake Washington Blvd Ne Renton, WA 98056
MARINE AFFAIRS RESEARCH AND EDUCATION - Woodinville, Washington
All Other Professional, Scientific, and Technical Services
(425) 788-8185
20227 Ne 163rd St Woodinville, WA 98077
WEST COAST EROSION CONTROL LLC - Ridgefield, Washington
All Other Professional, Scientific, and Technical Services
(503) 380-0634
2700 Ne 166th St Ridgefield, WA 98642
KACHEL, DAVID G - Seattle, Washington
All Other Professional, Scientific, and Technical Services
(206) 367-8845
11339 38th Ave Ne Seattle, WA 98125
HARVEY, DAVID - Richland, Washington
Environmental Consulting Services, Research and Development in the Social Sciences and Humanities, All Other Professional, Scientific, and Technical Services
(509) 554-8648
1835 Terminal Dr Ste 130-b Richland, WA 99354
EDISCOVERYSQUAD, LLC - Tacoma, Washington
Computer Systems Design Services, Other Scientific and Technical Consulting Services, All Other Professional, Scientific, and Technical Services
(253) 549-6074
1423 E 29th St Ste 233 Tacoma, WA 98404
FERRELL, TYE - Everett, Washington
Administrative Management and General Management Consulting Services, All Other Professional, Scientific, and Technical Services, Administration of Urban Planning and Community and Rural Development, International Affairs
(206) 414-8127
1431 Grand Ave Everett, WA 98201
STEVEN D SOLTAR - Bainbridge Island, Washington
Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, Other Management Consulting Services, Photography Studios, Portrait, Commercial Photography
(206) 842-6846
10862 Ne Old Creosote Hill Roa Bainbridge Island, WA 98110
BOOKER APPRAISAL SERVICES LLC - Eltopia, Washington
All Other Professional, Scientific, and Technical Services
(509) 297-9292
31 Eltopia West Rd Eltopia, WA 99330
KONAH FARMS, INC. - Rosalia, Washington
All Other Professional, Scientific, and Technical Services
(509) 523-5222
1601 Waterman Rd Rosalia, WA 99170
WATERRA U S A INC - Bellingham, Washington
Drilling Oil and Gas Wells, Water Supply and Irrigation Systems, Oil and Gas Field Machinery and Equipment Manufacturing, Environmental Consulting Services, Other Scientific and Technical Consulting Services
(360) 738-3366
4252 Spring Creek Ln Unit B Bellingham, WA 98226
KONAH FARMS, INC. - Rosalia, Washington
All Other Professional, Scientific, and Technical Services
(509) 523-5222
1601 Waterman Rd Rosalia, WA 99170
Advanced Research Planning American Energy Innovations - Kent, Washington
Power and Communication Line and Related Structures Construction, Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing, Other Communications Equipment Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur, Irradiation Apparatus Manufacturing
14919 Se 281st St Kent, WA 98042
VISIBILITY BRANDING, LLC - Puyallup, Washington
All Other Professional, Scientific, and Technical Services
1015 14th St Nw Puyallup, WA 98371
BIGGIGS, LLC - Seattle, Washington
All Other Professional, Scientific, and Technical Services
6415 Flora Ave S Seattle, WA 98108
Layne, Dannette - Pasco, Washington
Administrative Management and General Management Consulting Services, Human Resources and Executive Search Consulting Services, All Other Professional, Scientific, and Technical Services
8616 Massey Dr Pasco, WA 99301
JEFFERSON, JOHN - Spanaway, Washington
All Other Professional, Scientific, and Technical Services
1227 182nd St Ct E Spanaway, WA 98387
SAN JUAN PRESERVATION TRUST - Lopez, Washington
All Other Professional, Scientific, and Technical Services
210 Lopez Road Lopez, WA 98261
NELSON, BRIAN TIMOTHY - Seattle, Washington
All Other Professional, Scientific, and Technical Services
93 S Jackson St Apt 44408 Seattle, WA 98104
SFE GLOBAL INC. - Bellingham, Washington
All Other Professional, Scientific, and Technical Services
1313 E Maple St Ste 408 Bellingham, WA 98225
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
More Cities