ISO/IEC 17025 (ANAB)
Organizations holding an active ANAB accreditation to ISO/IEC 17025:2017, with certificate numbers and accreditation-expiry dates from the ANAB public directory. Source: ANAB directory of accredited organizations (ANSI National Accreditation Board), retrieved July 2026.
Laboratories (1,714 — top 200 shown)
| # | Laboratory | Location | Registry accreditations | Standards |
|---|---|---|---|---|
| 1 | IEH Laboratories and Consulting Group | Decatur, Alabama, United States | 53 | — |
| 2 | Intertek USA, Inc. - Intertek Caleb Brett | Chickasaw, Alabama, United States | 15 | — |
| 3 | JLA International | Sylvester, Georgia, United States | 11 | — |
| 4 | Kanawha Scales and Systems LLC | Alabaster, Alabama, United States | 10 | — |
| 5 | System Scale Corporation | Theodore, Alabama, United States | 10 | — |
| 6 | Retlif Testing Laboratories | Goffstown, New Hampshire, United States | 9 | — |
| 7 | UL Verification Services Inc. | Fremont, California, United States | 6 | 59 |
| 8 | Nelson Laboratories, LLC | Ontario, California, United States | 5 | 1 |
| 9 | Nemko USA, Inc. | Carlsbad, California, United States | 5 | 1 |
| 10 | Link Engineering Company | Wittmann, Arizona, United States | 5 | — |
| 11 | Matrix Sciences International Inc. | Mount Prospect, Illinois, United States | 5 | — |
| 12 | Megger Systems and Services Inc. dba AVO Diagnostic Services | Indianapolis, Indiana, United States | 5 | — |
| 13 | DLS Electronic Systems, Inc. | Wheeling, Illinois, United States | 4 | 1 |
| 14 | Acuren | Indianapolis, Indiana, United States | 4 | — |
| 15 | CBRE GWS, LLC | Union City, California, United States | 4 | — |
| 16 | Doble Engineering Company | Indianapolis, Indiana, United States | 4 | — |
| 17 | Eurofins Sacramento | West Sacramento, California, United States | 4 | — |
| 18 | North American Science Associates, LLC (NAMSA) | Irvine, California, United States | 4 | — |
| 19 | Applied Technical Services, LLC. | Marietta, Georgia, United States | 3 | 74 |
| 20 | Antibus Scales & Systems, Inc. | South Bend, Indiana, United States | 3 | — |
| 21 | AVO Diagnostic Services Canada Limited dba AVO Diagnostic Services | Calgary, Alberta, Canada | 3 | — |
| 22 | Bureau Veritas | Suwanee, Georgia, United States | 3 | — |
| 23 | Hexagon Manufacturing Intelligence, Inc. | North Kingstown, Rhode Island, United States | 3 | — |
| 24 | IEH International Laboratories, S. de R.L. de C.V. | Guanajuato, Guanajuato, Mexico | 3 | — |
| 25 | Nemko Canada, Inc. | Ottawa, Ontario, Canada | 3 | — |
| 26 | Ricca Chemical Company | Batesville, Indiana, United States | 3 | — |
| 27 | SGS Oil, Gas & Chemical Services | Saint Rose, Louisiana, United States | 3 | — |
| 28 | Weck Laboratories, Inc. | City of Industry, California, United States | 3 | — |
| 29 | QIMA (US), LLC | Buffalo, New York, United States | 2 | 76 |
| 30 | The Step2 Company LLC | Streetsboro, Ohio, United States | 2 | 31 |
| 31 | NSL Analytical Services, Inc. | Cleveland, Ohio, United States | 2 | 9 |
| 32 | ACE Laboratories | Ravenna, Ohio, United States | 2 | 6 |
| 33 | K Prime, Inc. | Santa Rosa, California, United States | 2 | 5 |
| 34 | University of Cincinnati Leather Research Laboratory | Cincinnati, Ohio, United States | 2 | 2 |
| 35 | 3M Fall Protection | Cottage Grove, Minnesota, United States | 2 | — |
| 36 | Acertara Acoustics Laboratories, LLC | Longmont, Colorado, United States | 2 | — |
| 37 | Advanced Compliance Laboratory, Inc. | Hillsborough, New Jersey, United States | 2 | — |
| 38 | Advanced Environmental Laboratories, Inc. | Jacksonville, Florida, United States | 2 | — |
| 39 | Advanced Laboratories, Inc. | Clayton, North Carolina, United States | 2 | — |
| 40 | American Certification Body, Inc. t/a ACB, Inc. | Herndon, Virginia, United States | 2 | — |
| 41 | APPLIED TEST LAB INC. | Calgary, Alberta, Canada | 2 | — |
| 42 | APREL Inc. | Ottawa, Ontario, Canada | 2 | — |
| 43 | ARS Analytical, LLC | Port Allen, Louisiana, United States | 2 | — |
| 44 | AVL Michigan Holding Corp. | Plymouth, Michigan, United States | 2 | — |
| 45 | Biolog, Inc. | Hayward, California, United States | 2 | — |
| 46 | Brooks Applied Labs, LLC | Seattle, Washington, United States | 2 | — |
| 47 | Canyon Labs Holdings, LLC | Vista, California, United States | 2 | — |
| 48 | Commonwealth Rolled Products, Inc. | Lewisport, Kentucky, United States | 2 | — |
| 49 | Compliance Testing, LLC | Mesa, Arizona, United States | 2 | — |
| 50 | Encore Systems | Vance, Alabama, United States | 2 | — |
| 51 | Engineered Testing Systems, LLC | Indianapolis, Indiana, United States | 2 | — |
| 52 | Enthalpy Analytical, LLC | Wilmington, North Carolina, United States | 2 | — |
| 53 | Environment Associates, Inc. | Chatsworth, California, United States | 2 | — |
| 54 | Eurofins Electrical & Electronic Testing NA, LLC. (Eurofins E&E) dba Eurofins CertifiGroup | Cary, North Carolina, United States | 2 | — |
| 55 | Eurofins Environment Testing Northern California, LLC | Folsom, California, United States | 2 | — |
| 56 | Eurofins Infinity Laboratory Group | San Diego, California, United States | 2 | — |
| 57 | Eurofins Infinity Laboratory Group Inc. | Petaluma, California, United States | 2 | — |
| 58 | Eurofins Knoxville | Knoxville, Tennessee, United States | 2 | — |
| 59 | Eurofins Seattle | Tacoma, Washington, United States | 2 | — |
| 60 | Eurofins St. Louis | Earth City, Missouri, United States | 2 | — |
| 61 | FARO Technologies, Inc. | Lake Mary, Florida, United States | 2 | — |
| 62 | H.B. Compliance Solutions | Tempe, Arizona, United States | 2 | — |
| 63 | Indiana Department of Health Laboratories | Indianapolis, Indiana, United States | 2 | — |
| 64 | Intertek Testing Services | Edmonton, Alberta, Canada | 2 | — |
| 65 | Jas W. Glover Holding Co., Ltd | Lihue, Hawaii, United States | 2 | — |
| 66 | Jefferson County Regional Crime Laboratory | Golden, Colorado, United States | 2 | — |
| 67 | Katahdin Analytical Services, LLC | Scarborough, Maine, United States | 2 | — |
| 68 | Keystone Compliance | New Castle, Pennsylvania, United States | 2 | — |
| 69 | Lucideon M+P | Schenectady, New York, United States | 2 | — |
| 70 | Micro Precision Metrology Inc. | Cambridge, Ontario, Canada | 2 | — |
| 71 | Mississippi Department of Public Safety - Pearl Forensics Laboratory | Pearl, Mississippi, United States | 2 | — |
| 72 | Mountz, Inc. | Foley, Alabama, United States | 2 | — |
| 73 | Nippon Sanso Matheson, Inc | Waverly, Tennessee, United States | 2 | — |
| 74 | Nucor Steel | Norfolk, Nebraska, United States | 2 | — |
| 75 | Pace Analytical - South Carolina | West Columbia, South Carolina, United States | 2 | — |
| 76 | Pace Analytical Services, LLC dba BC Laboratories, Inc. | Bakersfield, California, United States | 2 | — |
| 77 | PFS TECO an NFPA Global Solutions Company | Springfield, Oregon, United States | 2 | — |
| 78 | Rhein Tech Laboratories, Inc. | Herndon, Virginia, United States | 2 | — |
| 79 | Santa Clara County Office of the District Attorney Crime Laboratory | San Jose, California, United States | 2 | — |
| 80 | SGS Canada Inc. | Edmonton, Alberta, Canada | 2 | — |
| 81 | SGS North America Inc. - Orlando | Orlando, Florida, United States | 2 | — |
| 82 | SGS Oil, Gas & Chemicals Services | Beaumont, Texas, United States | 2 | — |
| 83 | Solano County District Attorney Bureau of Forensic Services | Fairfield, California, United States | 2 | — |
| 84 | Technical Safety Services, LLC | San Diego, California, United States | 2 | — |
| 85 | TEN-E Packaging Services, Inc. | High Point, North Carolina, United States | 2 | — |
| 86 | The Goodyear Tire & Rubber Company | Akron, Ohio, United States | 2 | — |
| 87 | UltraTech Engineering Labs Inc | Oakville, ON, Ontario, Canada | 2 | — |
| 88 | Universal Stainless & Alloy Products, Inc. | North Jackson, Ohio, United States | 2 | — |
| 89 | 1Source Metrology Corp. | Cambridge, Ontario, Canada | 1 | — |
| 90 | 3D Engineering Solutions, LLC | Cincinnati, Ohio, United States | 1 | — |
| 91 | 3M Metrology Services (USAC) | Maplewood, Minnesota, United States | 1 | — |
| 92 | 3M Scott Safety/Tool & Gage House | Monroe, North Carolina, United States | 1 | — |
| 93 | 4 Star Electronics Inc. | Irvine, California, United States | 1 | — |
| 94 | 9-Delta Analytical LLC | Ontario, California, United States | 1 | — |
| 95 | A and M Technical Services, Inc. | Houston, Texas, United States | 1 | — |
| 96 | A V Gauge & Fixture South, LLC | Cox's Creek, Kentucky, United States | 1 | — |
| 97 | A&P Calibrations LLC | Pleasanton, California, United States | 1 | — |
| 98 | A2 Global Electronics + Solutions | St. Petersburg, Florida, United States | 1 | — |
| 99 | AA Gage | Sterling Heights, Michigan, United States | 1 | — |
| 100 | AAA Weigh, Inc. | San Fernando, California, United States | 1 | — |
| 101 | Abbott Furnace Company | St. Marys, Pennsylvania, United States | 1 | — |
| 102 | ABC Technologies dlhB, Inc. - Columbia Technical Center | Columbia, Maryland, United States | 1 | — |
| 103 | ABC Technologies Inc. - ABC Toronto Office | Toronto, Ontario, Canada | 1 | — |
| 104 | ABC Technologies Inc. dba Salflex Polymers | Toronto, Ontario, Canada | 1 | — |
| 105 | Absolute Standards, Inc. | Middletown, Connecticut, United States | 1 | — |
| 106 | Acadiana Criminalistics Laboratory | New Iberia, Louisiana, United States | 1 | — |
| 107 | Accredited Calibration Services Inc. (Marsh Metrology) | Burlington, Ontario, Canada | 1 | — |
| 108 | Accu-Calibration Services Inc. | Barrie, Ontario, Canada | 1 | — |
| 109 | Accugen Laboratories, Inc. | Addison, Illinois, United States | 1 | — |
| 110 | Accura Calibration | Garland, Texas, United States | 1 | — |
| 111 | Accurate Calibration, Inc. | South El Monte, California, United States | 1 | — |
| 112 | Accurate Infrared Controls, Inc. | Chicago, Illinois, United States | 1 | — |
| 113 | Accurate Instrument Repair, Inc. | Foothill Ranch, California, United States | 1 | — |
| 114 | Accuride Corporation | Henderson, Kentucky, United States | 1 | — |
| 115 | AccuStandard, Inc. | New Haven, Connecticut, United States | 1 | — |
| 116 | Acoem USA, Inc. | Richmond, Virginia, United States | 1 | — |
| 117 | AcornSI and NAEVA Joint Venture, LLC (AN JV) | Vienna, Virginia, United States | 1 | — |
| 118 | ACROBiosystems Inc. | Newark, Delaware, United States | 1 | — |
| 119 | Active Scale Manufacturing, Inc. | Brantford, Ontario, Canada | 1 | — |
| 120 | Acuren Inspection | Richburg, South Carolina, United States | 1 | — |
| 121 | Acuren Inspection Inc. | Milwaukee, Wisconsin, United States | 1 | — |
| 122 | Acuren Inspection Inc. - Erie | Erie, Pennsylvania, United States | 1 | — |
| 123 | Acuren Inspection, Inc. - Akron | Akron, Ohio, United States | 1 | — |
| 124 | Ada County Sheriff's Office Forensic Laboratory | Boise, Idaho, United States | 1 | — |
| 125 | Adams County Sheriff's Office Crime Lab | Commerce City, Colorado, United States | 1 | — |
| 126 | Adell Plastics, Inc. | Baltimore, Maryland, United States | 1 | — |
| 127 | ADVANCE SCALE COMPANY, INC. | Lindenwold, New Jersey, United States | 1 | — |
| 128 | Advanced Component Testing | Ronkonkoma, New York, United States | 1 | — |
| 129 | Advanced Control Technologies, Inc. | Toms River, New Jersey, United States | 1 | — |
| 130 | Advanced Industrial Measurement Systems (AIMS) | Miamisburg, Ohio, United States | 1 | — |
| 131 | Advanced Measurement Technologies | Richfield, Wisconsin, United States | 1 | — |
| 132 | Advanced Mechanical Technology, Inc. | Watertown, Massachusetts, United States | 1 | — |
| 133 | Advanced Scale, Inc. | Londonderry, New Hampshire, United States | 1 | — |
| 134 | Advanced Testing & Calibration Services | Mukilteo, Washington, United States | 1 | — |
| 135 | AeroAntenna Technology, Inc. | Chatsworth, California, United States | 1 | — |
| 136 | Aerospace Testing & Pyrometry, Inc. | Easton, Pennsylvania, United States | 1 | — |
| 137 | AFFRI Inc. | Wood Dale, Illinois, United States | 1 | — |
| 138 | AGAT Laboratories | Mississauga, Ontario, Canada | 1 | — |
| 139 | Agdia Incorporated | Elkhart, Indiana, United States | 1 | — |
| 140 | Agilent Technologies, Inc. | North Kingstown, Rhode Island, United States | 1 | — |
| 141 | AgSource Cooperative Services dba AgSource Laboratories | Marshfield, Wisconsin, United States | 1 | — |
| 142 | Air Tools, Inc. dba ATI Technologies | Louisville, Kentucky, United States | 1 | — |
| 143 | AJ NONWOVENS - Hampton LLC | Hampton, New Hampshire, United States | 1 | — |
| 144 | Akzo Nobel Coatings, Inc. - ASC-Americas, Automotive & Specialty Coatings | Troy, Michigan, United States | 1 | — |
| 145 | Alabama Department of Forensic Sciences - Auburn Laboratory | Auburn, Alabama, United States | 1 | — |
| 146 | Alabama Department of Forensic Sciences - Birmingham Regional Laboratory | Hoover, Alabama, United States | 1 | — |
| 147 | Alabama Department of Forensic Sciences - Dothan Laboratory | Dothan, Alabama, United States | 1 | — |
| 148 | Alabama Department of Forensic Sciences - Huntsville Regional Laboratory | Huntsville, Alabama, United States | 1 | — |
| 149 | Alabama Department of Forensic Sciences - Implied Consent Laboratory | Pelham, Alabama, United States | 1 | — |
| 150 | Alabama Department of Forensic Sciences - Mobile Regional Laboratory | Mobile, Alabama, United States | 1 | — |
| 151 | Alabama Department of Forensic Sciences - Montgomery Regional Laboratory | Montgomery, Alabama, United States | 1 | — |
| 152 | Alameda County Sheriff's Office Criminalistics Laboratory | Oakland, California, United States | 1 | — |
| 153 | Alaska Department of Public Safety Scientific Crime Detection Laboratory | Anchorage, Alaska, United States | 1 | — |
| 154 | Alaska Metrology and Calibration Services | Anchorage, Alaska, United States | 1 | — |
| 155 | Albion Laboratories Inc. dba Balchem Corporation | Ogden, Utah, United States | 1 | — |
| 156 | Albuquerque Police Department Crime Laboratory | Albuquerque, New Mexico, United States | 1 | — |
| 157 | Alcami Corporation | Pepperell, Massachusetts, United States | 1 | — |
| 158 | Alcoa USA Corp Alcoa Technical Center Spectrometer Services Laboratory | New Kensington, Pennsylvania, United States | 1 | — |
| 159 | Aldinger Company dba Cal Tec Process Management | Beavercreek, Ohio, United States | 1 | — |
| 160 | Aldinger Company dba Quality Surveillance, Inc. | Oxnard, California, United States | 1 | — |
| 161 | Aldinger Company, dba Holts Precision (S.W.CT) | South Windsor, Connecticut, United States | 1 | — |
| 162 | Alectronic Scale Systems, Inc. | Ancaster, Ontario, Canada | 1 | — |
| 163 | Alert Scientific, Inc. | East Hartford, Connecticut, United States | 1 | — |
| 164 | Alkar Steel and Processing Metallurgical Laboratory | Warren, Michigan, United States | 1 | — |
| 165 | Allegheny County Office of the Medical Examiner Forensic Laboratory | Pittsburgh, Pennsylvania, United States | 1 | — |
| 166 | Alliance Analytical Laboratories, Inc. | Coopersville, Michigan, United States | 1 | — |
| 167 | Alliance Calibrations Group | North Brunswick, New Jersey, United States | 1 | — |
| 168 | Alliance Technical Group, LLC - Newark | Mountainside, New Jersey, United States | 1 | — |
| 169 | Alliance Technical Group, LLC - Newark - DOE | Mountainside, New Jersey, United States | 1 | — |
| 170 | Allied Air Enterprises | West Columbia, South Carolina, United States | 1 | — |
| 171 | Allied Valve, Inc. dba Electronic & Mechanical, Inc. | Sutton, Massachusetts, United States | 1 | — |
| 172 | Allied Valve, Inc. dba Turnkey Instrument Solutions, Inc. | Indianapolis, Indiana, United States | 1 | — |
| 173 | Allstate Laboratory, LLC | Moore, Oklahoma, United States | 1 | — |
| 174 | Alpha Resources, LLC | Stevensville, Michigan, United States | 1 | — |
| 175 | Alpha Scents, Inc. | Canby, Oregon, United States | 1 | — |
| 176 | Alpha-Liberty Company, Inc. | West Chester, Ohio, United States | 1 | — |
| 177 | American Calibration Inc. | Fox River Grove, Illinois, United States | 1 | — |
| 178 | American Consolidated Industries dba Parthenon Tube Inc. | LaVergne, Tennessee, United States | 1 | — |
| 179 | American Control & Engineering Services Inc. | Rose Hill, Kansas, United States | 1 | — |
| 180 | American Hydrocarbons - Main Lab | Pasadena, Texas, United States | 1 | — |
| 181 | American Lab LLC | Santa Clara, California, United States | 1 | — |
| 182 | American Scale Company, A Division of Kanawha Scales & Systems | Charlotte, North Carolina, United States | 1 | — |
| 183 | American Type Culture Collection (ATCC) | Manassas, Virginia, United States | 1 | — |
| 184 | AMETEK Land, Inc. | Pittsburgh, Pennsylvania, United States | 1 | — |
| 185 | AMG-Titanium LLC | New Castle, Pennsylvania, United States | 1 | — |
| 186 | AmSpec LLC | Webster, Texas, United States | 1 | — |
| 187 | AmSpec MTS, Inc. | Donaldsonville, Louisiana, United States | 1 | — |
| 188 | Amsted Rail Company, Inc., Brenco Research and Test Center | Petersburg, Virginia, United States | 1 | — |
| 189 | AnalytiChem Canada Inc | Baie d’Urfé, Quebec, Canada | 1 | — |
| 190 | Anatek Labs, Inc. | Spokane, Washington, United States | 1 | — |
| 191 | Andrew Peller Limited | Grimsby, Ontario, Canada | 1 | — |
| 192 | Angle Calibration | Troy, Ohio, United States | 1 | — |
| 193 | Angstrom Electric LLC | Southfield, Michigan, United States | 1 | — |
| 194 | Anheuser Busch, LLC dba Budweiser Technical Center | St. Louis, Missouri, United States | 1 | — |
| 195 | Anne Arundel County Police Department Forensic Services (CID/Digital Evidence) | Millersville, Maryland, United States | 1 | — |
| 196 | Anne Arundel County Police Department Forensic Services (Headquarters) | Millersville, Maryland, United States | 1 | — |
| 197 | Anresco, Inc. dba Anresco Laboratories | Commerce, California, United States | 1 | — |
| 198 | Anresco, Inc. dba Anresco Laboratories - 17025 | San Francisco, California, United States | 1 | — |
| 199 | Anresco, Inc. dba Anresco Laboratories - LAAF | San Francisco, California, United States | 1 | — |
| 200 | Answer Precision Technologies, Inc. | Kitchener, Ontario, Canada | 1 | — |
Ranked by published objective criteria — see methodology.