| MSMeasurement Specialties INC | Fremont | CA | — | ◇ UNVERIFIED |
 Measurement Technology Laboratories, LLC | Bloomington | MN | — | ◇ UNVERIFIED |
| MIMedrad INC Heilman Center | Pittsburgh | PA | — | ◇ UNVERIFIED |
| MCMegatech Corporation | Tewksbury | MA | — | ◇ UNVERIFIED |
| MIMetapur, INC. | Mcclellan | CA | — | ◇ UNVERIFIED |
| MMeter | Cambridge | MA | — | ◇ UNVERIFIED |
| MLMetrioc LLC | Emigsville | PA | — | ◇ UNVERIFIED |
| MIMettler-toledo International | Tucson | AZ | — | ◇ UNVERIFIED |
| MCMichael Christopher Grimm | Aliso Viejo | CA | — | ◇ UNVERIFIED |
| MAMicro Analog INC | La Verne | CA | — | ◇ UNVERIFIED |
| MEMicrogrid Encorp, LLC | Fort Collins | CO | — | ◇ UNVERIFIED |
| MEMicrogrid Encorp, LLC | Fort Collins | CO | — | ◇ UNVERIFIED |
| MAMicromod Automation & Controls INC. | Rochester | NY | — | ◇ UNVERIFIED |
| MMicrostrain | Williston | VT | — | ◇ UNVERIFIED |
| MLMiljaco-weiss LLC | Mount Clemens | MI | — | ◇ UNVERIFIED |
| MWMiller & Weber INC | Ridgewood | NY | — | ◇ UNVERIFIED |
| MTMil-ram Technology INC | Fremont | CA | — | ◇ UNVERIFIED |
| MRMj Research, INC. | Waltham | MA | — | ◇ UNVERIFIED |
| MIMks Instruments INC | San Jose | CA | — | ◇ UNVERIFIED |
 Molecular Devices Dba Fortebio | Fremont | CA | — | ◇ UNVERIFIED |
| NCNanmac Corporation | Milford | MA | — | ◇ UNVERIFIED |
| NINeuroindx INC | Torrance | CA | — | ◇ UNVERIFIED |
| NANorCal Automation & Controls, LLC | Manteca | CA | — | ◇ UNVERIFIED |
| NINowak Industrial LLC | Buffalo | NY | — | ◇ UNVERIFIED |
| NTNuflo Technologies Sales CO | Shreveport | LA | — | ◇ UNVERIFIED |
| NTNuflo Technologies Sales CO | Lafayette | LA | — | ◇ UNVERIFIED |
| NRNumega Resonance Labs INC | San Diego | CA | — | ◇ UNVERIFIED |
| OIOclaro, INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| OEOmega Emgineering INC Dba Newport Electronics INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| OSOmron Sti | Fremont | CA | — | ◇ UNVERIFIED |
| OIOnicon Incorporated | Clearwater | FL | — | ◇ UNVERIFIED |
| OEOnsite Environmental | Redmond | WA | — | ◇ UNVERIFIED |
| OVOnyx Valve INC. Dba Armadillo Automation INC. | Cinnaminson | NJ | — | ◇ UNVERIFIED |
 Panelight Components Group, LLC | Santa Ana | CA | — | ◇ UNVERIFIED |
| PHParker Hannifin CORP Porter Instrument Div | Hatfield | PA | — | ◇ UNVERIFIED |
| PHPCI Holdings III, Inc. | Santa Rosa | CA | — | ◇ UNVERIFIED |
| PTPenemak Technologies LLC | Ontario | CA | — | ◇ UNVERIFIED |
| PCPennoyer-dodge CO | Glendale | CA | — | ◇ UNVERIFIED |
| PAPetroleum Analyzer CO LP | San Antonio | TX | — | ◇ UNVERIFIED |
| PTPhoseon Technology INC | Hillsboro | OR | — | ◇ UNVERIFIED |
| PEPmc Engineering, LLC | Danbury | CT | — | ◇ UNVERIFIED |
| PSProcess Sensors | Milford | MA | — | ◇ UNVERIFIED |
| PWProposed Whse Ofc | Quakertown | PA | — | ◇ UNVERIFIED |
| PIPtc Instruments | Los Angeles | CA | — | ◇ UNVERIFIED |
| PEPurolator Efp, LLC. | Shelby | NC | — | ◇ UNVERIFIED |
| PLPyco, LLC | Fairfield | NJ | — | ◇ UNVERIFIED |
| QQQCC Quality Controls Corporation | Lynnwood | WA | — | ◇ UNVERIFIED |
| QPQuality Process Services, L.L.C. | Houma | LA | — | ◇ UNVERIFIED |
| RIRay-tech Infrared CORP | Charlestown | NH | — | ◇ UNVERIFIED |
| RIRheosense INC | San Ramon | CA | — | ◇ UNVERIFIED |
| RERmh Enterprises, INC | Cincinnati | OH | — | ◇ UNVERIFIED |
 Rockwell Automation Houston Cdv | Houston | TX | — | ◇ UNVERIFIED |
| RCRohrback Cosasco System | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| RERonan Engineering Company | Valencia | CA | — | ◇ UNVERIFIED |
| SISabia, Incorporated | San Diego | CA | — | ◇ UNVERIFIED |
| SRSanta Rosa Ca/advanced Coating Group/photop Technologies INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| SESchneider Electric Engineering Services LLC | La Vergne | TN | — | ◇ UNVERIFIED |
| SISensitech, Incorporated | Redmond | WA | — | ◇ UNVERIFIED |
| SCSensor Control Corporation Dba Gentra and Linear Labs | Fremont | CA | — | ◇ UNVERIFIED |
| SSSetra Systems Incorporated | Acton | MA | — | ◇ UNVERIFIED |
| SISick, INC. | Bloomington | MN | — | ◇ UNVERIFIED |
| SFSiemans - Furnas Controls | West Chicago | IL | — | ◇ UNVERIFIED |
 Siemens Industry INC | Mountain View | HI | — | ◇ UNVERIFIED |
| SISiemens Industry, INC. | Chalfont | PA | — | ◇ UNVERIFIED |
| SSSignet Scientific CO | El Monte | CA | — | ◇ UNVERIFIED |
| SISipix Imaging INC | Fremont | CA | — | ◇ UNVERIFIED |
| SJS J Electro Systems INC Dba Sje Rhombus | Detroit Lakes | MN | — | ◇ UNVERIFIED |
| SUSkf USA INC. | San Diego | CA | — | ◇ UNVERIFIED |
| SCSolano County Water Agency | Winters | CA | — | ◇ UNVERIFIED |
 Southwestern Industries INC | Rancho Dominguez | CA | — | ◇ UNVERIFIED |
| SPSpecialty Product Technologies | Elizabethtown | NC | — | ◇ UNVERIFIED |
| SSSpectra Sensors INC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| SHSplendid Home Workshop, LLC | Grant-Valkaria | FL | — | ◇ UNVERIFIED |
| SBStarting Block, LLC | Anchorage | AK | — | ◇ UNVERIFIED |
| S3Stepper 3 LLC | Beverly | NJ | — | ◇ UNVERIFIED |
| SWStevens Water Monitoring Systems INC | Beaverton | OR | — | ◇ UNVERIFIED |
| SCSuperior Control Systems INC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SSSwitchback Systems INC | Santa Cruz | CA | — | ◇ UNVERIFIED |
| SSSwitchback Systems INC | Santa Cruz | CA | — | ◇ UNVERIFIED |
| SDSystem Dynamics Incorporated | Scottsdale | AZ | — | ◇ UNVERIFIED |
| TITa Instruments - Waters LLC | Wakefield | MA | — | ◇ UNVERIFIED |
| TTTaylor Technologies | Hunt Valley | MD | — | ◇ UNVERIFIED |
| TWTaylor Water Technologies LLC - R&d | Sparks Glencoe | MD | — | ◇ UNVERIFIED |
| TCTD Companies, LLC | Fargo | ND | — | ◇ UNVERIFIED |
| TLTecsis LP | Worthington | OH | — | ◇ UNVERIFIED |
| TMTeledyne Monitor Labs | Englewood, CO | CO | — | ◇ UNVERIFIED |
| TBThe Blodgett Company | Richmond | TX | — | ◇ UNVERIFIED |
| TGThe Gas Co./ Sempra Energy | Pico Rivera | CA | — | ◇ UNVERIFIED |
| TNThermo Neslab | Newington | NH | — | ◇ UNVERIFIED |
| TTherm-x | Hayward | CA | — | ◇ UNVERIFIED |
| TOTherm-x of California INC | Hayward | CA | — | ◇ UNVERIFIED |
| TITmco, INC. | Simonton | TX | — | ◇ UNVERIFIED |
| TOTown of Parker - Wwtp - Outfall 001 | Parker | AZ | — | ◇ UNVERIFIED |
| TITurbines, INC | Altus | OK | — | ◇ UNVERIFIED |
 United Electric Controls Precision Sensors Divisions | Milford | CT | — | ◇ UNVERIFIED |
| UEUS Epa Region 2 - Ridgewood Summerfield St Mercury Site | Ridgewood | NY | — | ◇ UNVERIFIED |
| USU S Gauge | Bartow | FL | — | ◇ UNVERIFIED |
| UAUtc Aerospace Systems - Eagan | Eagan | MN | — | ◇ UNVERIFIED |
| VFVacaville Fire Protection | Vacaville | CA | — | ◇ UNVERIFIED |
| VIVacmet, INC. | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
