Employer Ledger
Records as ofOFLC30 Jun 2026OSHA14 Sep 2026300A2023 to 2025WHD15 Jun 2026USAspendingread 2 Oct 2026NLRBno data

Professional, Scientific, and Technical Services employers, A to Z: NAICS 541, 14,040 employer records; this page: Ampirical Solutions, LLC to Ascendum Solutions LLC

Professional, Scientific, and Technical Services employers, Amp to Asc
EmployerCityStateRecords
Ampirical Solutions, LLCCovingtonLA14
Ample IT Services LLCIrvingTX15
Amplifai Solutions, Inc.PlanoTX8
AmpliFI Loyalty SolutionsNapervilleIL14
AmplifyBio, LLCWest JeffersonOH5
Amplify Education, Inc.BrooklynNY19
Amplitude, Inc.San FranciscoCA68
AMP Solutions LLCNutleyNJ32
AMR Logics LLCBreinigsvillePA5
Amrock, LLCDetroitMI15
AMSAL, Inc.AcworthGA5
Ams IT Solutions LLC.BentonvilleAR35
Amsive, LLCBolingbrookIL3
Amsoft CorpDaytonNJ8
AmSpec LLCCranburyNJ24
Amspec St Croix LLCKingshill, St. CroixVI6
Ams Tec Solutions LLCAustinTX11
Amster, Rothstein & Ebenstein LLPNew YorkNY2
Amsys Innovative Solutions, LLCHoustonTX5
Amtech Analytics LLCAuroraIL5
A&M Technologies, LLCLewisvilleTX9
Amtex Systems, Inc.New YorkNY23
AMT Services Inc.Lake OrionMI7
Amur Technologies, Inc.BloomingtonIL9
Amvotech Solutions IncOakbrook TerraceIL9
Amyris, Inc.EmeryvilleCA17
Amzur Technologies, IncTampaFL70
Anaconda, Inc.AustinTX8
Ana-Data Consulting, Inc.HobokenNJ142
Anagha Solutions, Inc.LeanderTX17
Anagha Technosoft IncFarmers BranchTX17
Anagh Technologies IncPiscatawayNJ58
Analog Bits, Inc.SunnyvaleCA18
Analog Port, Inc.San JoseCA3
Analysis Group, Inc.BostonMA240
Analyte IT Services LLCDurhamNC6
Analytical Data Solutions LLCPlanoTX5
Analytica Legalis, Inc.OnaWV3
Analytical Mechanics Associates, Inc.HamptonVA18
Analytical Process Laboratories, IncMilwaukeeWI3
Analytic Era, LLCChandlerAZ5
Analytic Partners, LPMiamiFL33
Analytics9 Solutions IncCummingGA24
Analytics9 Solutions IncMcKinneyTX35
Analytics Data Solutions, LLCNoviMI8
Analytics Solutions LLC.ExtonPA8
Analytiq Techno Soft LLCHamiltonNJ6
Anand Pag IncCoppellTX79
Anaplan, Inc.San FranciscoCA13
Anaplan, Inc.MiamiFL56
Anaqua Inc.BostonMA6
Anatta IT Solutions IncAlpharettaGA6
Anaya Technologies, Inc.NewarkCA5
ANB Systems LLCHoustonTX10
Ancestry.com Operations Inc.LehiUT172
Anchin, Block and Anchin LLPNew YorkNY27
Anchor Labs Inc.New YorkNY49
Ancile IncDentonTX143
Ancore, Inc.HerndonVA6
Andavi Solutions, Inc.PhoenixAZ4
Andersen Tax LLCSan FranciscoCA2
Anderson and Associates Law PCNew YorkNY4
Anderson, Eckstein & Westrick, Inc.Shelby TwpMI3
Andhus Technologies IncItascaIL47
AND IT Tech LLCCaryNC10
Andmore Partners, IncLos AngelesCA5
Andorhealth, LLCOrlandoFL15
Andrade Gonzalez LLPLos AngelesCA3
Andre Global IncNew YorkNY4
ANE Consulting LLC.HicksvilleNY5
Angad CorpSan BernardinoCA2
Angi Inc.DenverCO70
ANG Infotech LLCMonmouth JunctionNJ15
Anica Inc.NapervilleIL12
Anid Infosoft LLCSuwaneeGA6
Anima Vet Group Inc.El SobranteCA8
Anira Solutions IncAshburnVA21
Anitech CorporationAshburnVA6
ANJS Technologies LLCEdisonNJ41
Anjus, LLCRoswellGA45
Ankura Consulting Group, LLCNew YorkNY13
Anna Global Technologies LLCPlanoTX18
Annslo Tech Inc.RichmondVA12
Anomaly Partners LLCNew YorkNY10
Anonyome Labs, Inc.Salt Lake CityUT5
ANS Consultants, Inc.South PlainfieldNJ4
Antares Tech Services IncHoustonTX3
Antea USA, Inc.New BrightonMN3
Anterior, Inc.New YorkNY7
Antheia, Inc.Menlo ParkCA5
Anthesis LLCNew YorkNY5
Anthology, Inc.Boca RatonFL11
Antonyan Miranda, LLPSan DiegoCA2
Antra, Inc.SterlingVA320
Ant Technologies U.S., Inc.SunnyvaleCA6
Anu Software Consultants, Inc.Ann ArborMI38
Anuttacon LLCSanta ClaraCA36
Anveta IncIrvingTX64
Anvi Consulting, Inc.Monmouth JunctionNJ29
Anvil Solutions IncWindsorCT7
Anvim Tech Inc.PiscatawayNJ27
Anyscale, Inc.San FranciscoCA64
Anysphere, Inc.San FranciscoCA51
Anyware Robotics Inc.FremontCA10
ANZ Consulting Engineering PLLCNew YorkNY3
Aorton IncWestboroughMA20
Aorzon Technologies IncAuroraIL25
Apave America Inc.HoustonTX28
APD Engineering & Architecture, PLLCVictorNY4
Aperia Solutions Inc.DallasTX15
Aperture Companies LLCArlingtonTX4
Apex-2000 IncChantillyVA62
Apex.AI, Inc.Palo AltoCA8
APEX Analytix, LLCGreensboroNC30
Apex Clean Energy, Inc.CharlottesvilleVA15
Apex Companies, LLCRockvilleMD6
Apex Informatics LLCOmahaNE23
Apex IT Services LLCPrincetonNJ64
Apex IT Systems Global USA, LLC.McKinneyTX36
Apex Logistics International, Inc.Rancho DominguezCA22
Apex Logistics International (ORD) Inc.BensenvilleIL3
Apex Medical Research, AMR, Inc.ChicagoIL6
Apex Plus Capital Management LLCDallasTX8
Apexsync Technologies IncSunnyvaleCA6
Apexsync Technologies LLCFarmers BranchTX27
Apex Systems, LLCGlen AllenVA25
Apex System Solutions LLCNewarkDE8
Apex Technology Group Inc.EdisonNJ47
Apex Technology Systems, IncSouth PlainfieldNJ32
Apfs, LLCChicagoIL11
Apic US Inc.SunnyvaleCA47
Apixio, LLCSan MateoCA3
Apkudo, IncBaltimoreMD9
APL Logistics Americas, Ltd.ScottsdaleAZ25
Aplomb Solutions LLCOrlandoFL25
Aplomb Technologies Inc.PrincetonNJ88
Aplos America IncIrvingTX21
Apn Consulting IncMonmouth JunctionNJ7
Apogee Consulting Group, P.A.CaryNC3
Apollo Graph, Inc.San FranciscoCA5
Apollo Mission Critical Engineering LLCAtlantaGA9
Apollo Technology Solutions LLC.Falls ChurchVA7
Apparatus Consulting Group LLCSuwaneeGA3
Appareo Systems, LLC.FargoND5
App Dynamic Systems LLCCranburyNJ7
Appen AI, Inc.KriklandWA6
Apperture, LLCMarlboroNJ9
AppFolio Inc.GoletaCA61
Appian CorporationMcLeanVA75
Appiconlogics LLCSheridanWY27
Appisoft Inc.EdisonNJ6
Applabs Tech Solutions IncHoustonTX43
Applab Systems IncPrincetonNJ172
Applause App Quality, Inc.FraminghamMA14
Apple and Honey, LLCBrooklynNY4
Applet Systems LLCChantillyVA19
Applexus Technologies IncFederal WayWA27
Application Development ConsultantsTampaFL2
Application Engineering Group, Inc.St. LouisMO6
Application Research Center, LLCChantillyVA5
Applications Software Technology LLCLisleIL32
Applications Technology Group, Inc.NorcrossGA12
Applied Business SoftwareHuntington BeachCA6
Applied Computer Techniques Inc.WixomMI18
Applied Data Systems, Inc.Golden ValleyMN3
Applied Dynamic Solutions, LLCMonroe TownshipNJ4
Applied Foundation Testing, LLCRiviera BeachFL6
Applied Health Analytics, LLCNashvilleTN3
Applied Information, Inc.AlpharettaGA5
Applied Information Sciences, Inc.RestonVA11
Applied Pavement Technology, Inc.ChampaignIL10
Applied Predictive Technologies, Inc.ArlingtonVA22
Applied Research Associates, Inc.AlbuquerqueNM14
Applied Systems, Inc.ChicagoIL16
Applied Talent Resources LLCDallasTX3
Applied Thought Auditors and Consultants, Inc.SanfordFL16
Applied Value Technologies, Inc.San FranciscoCA10
Applogic Systems LLCFarmington HillsMI10
Appodis, Inc.FriscoTX11
App Orchid IncSan RamonCA10
Appridat Solutions LLCPeachtree CornersGA106
Apprise IncorporatedPrincetonNJ6
Apps Associates LLCActonMA80
Appsboat IncFarmington HillsMI33
APPS Consultants Inc.HollywoodFL8
AppSec IT Solutions LLCRoanokeTX7
AppsFlyer, Inc.San FranciscoCA2
Appshark Software IncPlanoTX5
App Soft Solutions IncWesley ChapelFL6
Apps Solutions IncTroyMI37
Appstec America LLCTampaFL4
APPS Technology LLCDallasTX9
Appstek, IncAddisonTX12
Appstream Technologies LLCRockhillSC43
Apptad IncAlpharettaGA75
Apptegy, Inc.Little RockAR10
Appteon Inc.RestonVA5
Apptium Technologies LLCRestonVA26
Apptrics, LLCAlpharettaGA127
Apptronik, Inc.AustinTX46
Appviewx, Inc.New YorkNY8
AppWorks IncEast OrangeNJ13
AppWorks IncArlingtonTX5
Appzlogic, Inc.MilpitasCA20
Aprio Advisory Group, LLCAtlantaGA13
Apriori Bio, Inc.CambridgeMA5
Aproject Factory LLCDallasTX5
APS Consulting, Inc.ChicagoIL4
A P S Engineering and Testing, LLCBaton RougeLA5
Aptamitra USA Consulting LLCSheridanWY26
Aptdata Solutions IncFarmingtonMI17
Aptek Systems IncIrvingTX5
Aptim Environmental & Infrastructure, LLCBaton RougeLA5
Aptim Federal Services LLCBaton RougeLA5
Aption LLCSterlingVA7
APT IT Professional Services, IncKings ParkNY6
Aptitude Solution Inc.BloomingtonIN8
Aptiva CorpNorth BrunswickNJ57
Aptly Technology CorporationBellevueWA22
Aptonet, Inc.RoswellGA12
APTTUS CorporationBroomfieldCO13
A P Ventures, LLCColumbiaMD3
Aquasight LLCTroyMI5
Aquity, LLC.MechanicsburgPA5
Aranya Cloud Technologies LLCOverland ParkKS9
Arashi Image Inc.Long Island CityNY5
Araxis Systems IncPrincetonNJ46
Arbor Biotechnologies, Inc.CambridgeMA7
Arbor Research Collaborative for HealthAnn ArborMI5
ArborSys Group, LLCPrincetonNJ5
Arcadia Solutions, LLCBostonMA5
Arcadis Inc.Washington DCDC17
Arcadis Inc.HanoverMD6
Arcadis Professional Services (USA) Inc. (name change from IBI Group)Boca RatonFL2
Arcadis U.S., Inc.Highlands RanchCO238
Arcane Systems IncTempleTX80
ArcBest Technologies, Inc.Fort SmithAR29
Arcean Solutions, LLC.AlpharettaGA30
Arcellx, Inc.Redwood CityCA13
Arceo Labs, Inc. d/b/a ResilienceSan FranciscoCA2
Arche Group IncCharlotteNC8
Archents IncDublinOH27
Arche Resources LLCFarmers BranchTX6
Archer Grey, LLCKildeerIL5
Arch Group LLCLake ElmoMN4
Archimedis Digital LLCPrincetonNJ5
Arch International Group IncMount LaurelNJ18
Archiplan Design Group, IncSuwaneeGA3
Archis Inc.Winter GardenFL4
Architects Design Group / ADG, LLCWinter ParkFL5
Architects Orange, LLPOrangeCA5
Architectural Intelligence D.P.C.New YorkNY4
Arch & Lake LLPChicagoIL5
ArchLynk LLCSan JoseCA29
Archon Software LLCAlpharettaGA12
Archsol, LLCScottsdaleAZ3
Arch Systems, LLCBaltimoreMD5
Archway Marketing ServicesRomulusMI8
Archwell Essentials, LLCFt LauderdaleFL8
Arclight Wireless, LLCResearch Triangle ParkNC16
AR Consulting Engineer P.C.New YorkNY5
Arc Research InstitutePalo AltoCA36
Arcsine Analytics, LLCKinnelonNJ5
ARC Solutions USA IncHamiltonNJ54
Arctic Slope Mission Services, LLCBeltsvilleMD4
ArcTrade, Inc.Solana BeachCA7
Arcus Biosciences, Inc.HaywardCA25
Arcus TechnologiesEden PrairieMN59
Arcus Technologies dba Kat Tech Systems, Inc.Arlington HeightsIL8
Ardaman & Associates, Inc.OrlandoFL12
Ardelyx, Inc.WalthamMA4
Ardent ERP Solutions Inc.NapervilleIL6
Ardor IT Solutions IncCharlotteNC188
Ardoritsolutions IncCharlotteNC10
Ardor IT Systems LLCCharlotteNC89
Ardra Tech Solutions LLCColumbiaMD15
Ardurra Group, Inc.MiamiFL63
Area Engineering, Inc.North BrunswickNJ5
Aremel LLCHallandale BeachFL16
Arena Intelligence Inc.San FranciscoCA7
Arena Technologies, Inc.New YorkNY6
ArentFox Schiff LLPWashingtonDC7
Aretum, LLCBethesdaMD3
Argano, LLCPlanoTX51
Argus Consulting, Inc.Overland ParkKS4
Argyll Info Tech IncAuroraIL24
Arhasi Services IncFriscoTX5
Ariadne Genomics, Inc.RockvilleMD6
AriakITSol LLCPlanoTX21
Arias & Associates, IncSan AntonioTX4
Ariba, Inc.Newtown SquarePA157
Aries Computer Systems, Inc.South PlainfieldNJ10
ARi Holdings LLCEast PeoriaIL25
Ar Infotek Solutions LLCPost FallsID39
Ar Infotek Solutions LLCGeorgetownTX57
Arise Global Services, IncAshburnVA6
ArisGlobal, LLC.WalthamMA8
Arista Networks, Inc.Santa ClaraCA407
Aristocrat Technologies, Inc.Las VegasNV68
Ariston Tek, Inc.PrincetonNJ16
AR IT Software Solutions LLCOklahoma CityOK38
Arius Systems IncRichardsonTX5
Ariva Infotech LLC.ParsippanyNJ11
Arkana Infotech IncMemphisTN18
Arka Services LLCLeanderTX9
Arka Solutions, Inc.DallasTX15
Arkhatech IncFriscoTX29
Ark Infotech LLCGaithersburgMD22
Arkiterv Inc.Culver CityCA4
Arkk Technologies LLC.Grand RapidsMI8
Arkose Labs, Inc.San MateoCA5
Arks Intellitech LLCMcKinneyTX11
ARK Solutions, Inc.RestonVA5
Arkstek IncAuroraCO25
Arktek IT Solutions LLCChantillyVA8
Arkus, Inc.New YorkNY2
ARL Bio Pharma, Inc.Oklahoma CityOK25
Arlluk Technology Solutions, LLCChantillyVA3
Arlo Technologies, Inc.CarlsbadCA26
Armadin, Inc.Palo AltoCA12
Armanino LLPSan RamonCA5
Armature Systems, Inc.San JoseCA3
Armis Inc.San FranciscoCA8
Armo Consultants LLC.ParsippanyNJ25
Armstrong Technologies, IncManalapanNJ3
ArnAmy, IncTallahasseeFL3
Arnex Solutions, LLCPrincetonNJ25
Arnisys, LLCProsperTX24
Arnold & Porter Kaye Scholer LLPWashingtonDC22
Arohak IncMonmouth JunctionNJ92
Aroha Technologies IncPleasantonCA32
AroomyWest HavenCT5
Aroopa IncMonroe TownshipNJ12
Arora Infotech, IncRacineWI6
Arquitectonica International CorporationMiamiFL8
Arranta Bio MA LLCWatertownMA8
Arrant Technologies LLCDallasTX13
Array Architects, Inc.ConshohockenPA5
Arrays Global LLCBrownsburgIN5
ArrePath, Inc.PrincetonNJ3
Arrey SolutionsNorthridgeCA6
Arrive LogisticsAustinTX2
Arriver Software LLCSan DiegoCA21
Arrosoft Solutions LLCMiddlesexNJ4
Arrowminds IncSheridanWY5
Ar Solutions, Inc.JacksonvilleFL15
Artech, LLCMorristownNJ407
Artefact USA Inc.New YorkNY4
Artek Solutions IncSterlingVA38
Arteris, Inc.CampbellCA11
Artesia Soft Inc.ArtesiaCA21
Artha Data Solutions LLCScottsdaleAZ28
Artha Technologies, Inc.HoustonTX52
Artheon Inc.East BrunswickNJ12
Arthur Lawrence US LLCHoustonTX6
Articul8 AI, Inc.Santa ClaraCA8
Articul8, Inc.DublinCA6
Artificial Analysis, IncSan FranciscoCA11
Artificial Intelligence LLCDuncanvilleTX56
Artificial Intelligence Staffing LLCDuncanvilleTX51
Artificial Intelligence Technologies LLCDuncanvilleTX9
Artificial Inventions LLCCharlotteNC31
Artifiction LLCGlen AllenVA8
Artifint Technologies LLCDuncanvilleTX134
Artigence Tech Solutions LLCCanonsburgPA13
Artiminds LLC.AlpharettaGA26
Artisan Consulting, Inc.Bloomfield HillsMI7
Artis Magi, LLCSt. MichaelsMD10
Artists Guild Studios LLCEriePA5
Artizen, Inc.Rohnert ParkCA7
Aruna Info, Inc.CoraopolisPA30
Arup US, Inc.New YorkNY125
Arvato Systems North America, Inc.New YorkNY7
ArvigPerhamMN2
Arvin Acme Technologies IncTyngsboroMA8
Arv Systems IncBloomingtonIL26
Arvy Consulting IncNapervilleIL6
Arwano IncTroyMI4
Arxada, LLCConleyGA6
Aryadit Solutions, Inc.DallasTX31
Arya Global IncTuckerGA6
Asahi Kasei America, Inc.New YorkNY2
Asakura Robinson Company LLCHoustonTX11
Asana, Inc.San FranciscoCA141
ASAR America, IncLisleIL5
ASA Techsol LLCDallasTX6
Asb ResourcesPrincetonNJ26
Asbury Environmental Services, d/b/a World Oil Environmental Services, a California corporation UCComptonCA3
ASC Americas Inc.HolmdelNJ4
Ascend Accounting & Tax Advisors LLCAtlantaGA10
Ascendant Global Advisors Inc.New YorkNY10
ASCENDING Inc.FairfaxVA17
Ascendion Inc. (Fka Collabera Inc.)Basking RidgeNJ8
Ascendion Inc. (formerly Collabera Inc.)Basking RidgeNJ18
Ascendion, Inc. (Formerly known as Collabera, Inc.)Basking RidgeNJ269
Ascend Management ConsultingHoustonTX3
Ascend Partner Services LLCArlingtonVA5
Ascend Technologies LLCChicagoIL3
Ascend Technology Inc.San JoseCA22
Ascendum Solutions LLCBlue AshOH37
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The industry is the NAICS code on each record, grouped at the three-digit subsector. When the sources of an employer give different codes, the page uses the most frequent code. Methodology.