| FRFederal Resources Supply Company | Stevensville | MD | — | ● ACTIVE |
Fei Company | Hillsboro | OR | — | ● ACTIVE |
Fialab Instruments, INC. | Seattle | WA | — | ● ACTIVE |
Fire Fly Sci INC | Northport | NY | — | ● ACTIVE |
Fire Testing Technology Incorporated | Clarksburg | NJ | — | ● ACTIVE |
Flexcell International CORP | Burlington | NC | — | ● ACTIVE |
Flowpoint Bio, INC. | Cincinnati | OH | — | ● ACTIVE |
Fluigent, INC. | North Chelmsford | MA | — | ● ACTIVE |
| FPForensic Photonics LLC | San Francisco | CA | — | ● ACTIVE |
Formulatrix, LLC | Bedford | MA | — | ● ACTIVE |
Foss North America, INC | Eden Prairie | MN | — | ● ACTIVE |
Four Chambers Studio LLC | Vallejo | CA | — | ● ACTIVE |
Franklin Young International, Incorporated | Upland | CA | — | ● ACTIVE |
Fritsch Milling & Sizing, INC | Pittsboro | NC | — | ● ACTIVE |
| FCFutec CORP. | Guilford | CT | — | ● ACTIVE |
Gaiaxus, INC. | Germantown | MD | — | ● ACTIVE |
Galaxy Scientific INC | Nashua | NH | — | ● ACTIVE |
Gentueri INC | Middleton | WI | — | ● ACTIVE |
Gerstel INC | Linthicum Heights | MD | — | ● ACTIVE |
G-flash LLC | Newark | DE | — | ● ACTIVE |
Gmi Opco LLC | Ramsey | MN | — | ● ACTIVE |
Government Lab Enterprises LLC | Medina | OH | — | ● ACTIVE |
Gyros Us, INC. | Warren | NJ | — | ● ACTIVE |
Hacker Industries INC | Winnsboro | SC | — | ● ACTIVE |
Hal Technology, LLC | Fontana | CA | — | ● ACTIVE |
| HIHanna Instruments, INC. | Woonsocket | RI | 100–499 | ● ACTIVE |
Harrick Plasma, INC. | Ithaca | NY | — | ● ACTIVE |
Harvard Bioscience INC | Saint Paul | MN | — | ● ACTIVE |
H-bar Instruments, LLC | Ann Arbor | MI | — | ● ACTIVE |
Heritage Alt LLC | San Diego | CA | — | ● ACTIVE |
Hinalea Imaging CORP | Emeryville | CA | — | ● ACTIVE |
Hi-q Environmental Products CO INC | San Diego | CA | — | ● ACTIVE |
Hirox Usa, INC. | Oradell | NJ | — | ● ACTIVE |
Hoffman & Company, INC. | Corvallis | OR | — | ● ACTIVE |
Holzworth Instrumentation INC. | Parsippany | NJ | — | ● ACTIVE |
Horiba Instruments Incorporated | Ann Arbor | MI | — | ● ACTIVE |
Htx Technologies LLC | Carrboro | NC | — | ● ACTIVE |
Hummingbird Precision Machine CO. | Lacey | WA | — | ● ACTIVE |
Hyland Optical Technologies CORP. | Scotts Valley | CA | — | ● ACTIVE |
Hyperion Analytical LLC | Rancho Cucamonga | CA | — | ● ACTIVE |
Ibidi USA INC | Fitchburg | WI | — | ● ACTIVE |
Icon Scientific, INC. | North Potomac | MD | — | ● ACTIVE |
Imagine Scientific INC | Norwood | MA | — | ● ACTIVE |
| ITImgen Technologies Lc | Boyce | VA | — | ● ACTIVE |
Indrio Technologies INC | Riverside | CA | — | ● ACTIVE |
Industrial Physics INC | New Albany | IN | — | ● ACTIVE |
Infors USA INC | Annapolis Junction | MD | — | ● ACTIVE |
Infrared Industries, INC | Hayward | CA | — | ● ACTIVE |
Infrared Laboratories INC | Tucson | AZ | — | ● ACTIVE |
Innolas Laser INC | West Springfield | MA | — | ● ACTIVE |
Innopsys, INC. | Chicago | IL | — | ● ACTIVE |
Innovations Foresight LLC | Columbus | IN | — | ● ACTIVE |
Instec, Incorporated | Boulder | CO | — | ● ACTIVE |
| ILInstrumentation Laboratory | Bedford | MA | 500+ | ● ACTIVE |
Instruquest INC | Boca Raton | FL | — | ● ACTIVE |
Integrated Imaging INC | Ellicott City | MD | — | ● ACTIVE |
| ILInternational Light Technologies, INC. | Peabody | MA | — | ● ACTIVE |
| ILInterscience Laboratories, INC. | Woburn | MA | — | ● ACTIVE |
Ionetrics, INC. | Murfreesboro | TN | — | ● ACTIVE |
Ionfield Holdings LLC | Moorestown | NJ | — | ● ACTIVE |
Ionoptix LLC | Westwood | MA | — | ● ACTIVE |
Ion-tof Usa, INC. | Spring Valley | NY | — | ● ACTIVE |
Ionwerks, INC. | Houston | TX | — | ● ACTIVE |
Iridescent Sensors INC | Champaign | IL | — | ● ACTIVE |
Iris Kinetics INC | Boston | MA | — | ● ACTIVE |
Irlabs INC | Tucson | AZ | — | ● ACTIVE |
Iss Medical, INC. | Champaign | IL | — | ● ACTIVE |
| ITI.w. Tremont CO. INC. | Hawthorne | NJ | — | ● ACTIVE |
Ixrf, INC. | Austin | TX | — | ● ACTIVE |
| ISIzon Science US LLC | Medford | MA | — | ● ACTIVE |
| JAJackson Aircraft Weighing Systems LLC | Riviera Beach | FL | — | ● ACTIVE |
Jasco Incorporated | Easton | MD | — | ● ACTIVE |
Jentek Sensors, INC. | Marlborough | MA | — | ● ACTIVE |
Jh Acquisition, LLC | Westminster | CO | — | ● ACTIVE |
| JPJ. P. Gilbert CO INC | Boyertown | PA | — | ● ACTIVE |
Juicebox Bio | Moraga | CA | — | ● ACTIVE |
Kapteyn-murnane Laboratories, INC | Boulder | CO | — | ● ACTIVE |
Kemeny Associates LLC | Middleton | WI | — | ● ACTIVE |
Kep Technologies INC | Austin | TX | — | ● ACTIVE |
Khleb INC. | Walnut Creek | CA | — | ● ACTIVE |
Kinetic River CORP. | Mountain View | CA | — | ● ACTIVE |
Kintek Corporation | Austin | TX | — | ● ACTIVE |
Klar Scientific, INC. | Pullman | WA | — | ● ACTIVE |
Klinger Educational Products CORP | Roslyn Heights | NY | — | ● ACTIVE |
Koehler Instrument Company, INC. | Bohemia | NY | — | ● ACTIVE |
Kratos Analytical INC | Nanuet | NY | — | ● ACTIVE |
Kruss Scientific Instruments, INC | Matthews | NC | — | ● ACTIVE |
K-space Associates, INC. | Dexter | MI | — | ● ACTIVE |
Ktc Instruments LLC | Pittsburgh | PA | — | ● ACTIVE |
Lablogic Systems, INC. | Chantilly | VA | — | ● ACTIVE |
Labsphere, INC. | North Sutton | NH | — | ● ACTIVE |
| LPLaser Prismatics, LLC | Los Gatos | CA | — | ● ACTIVE |
Laser Techniques Company, LLC | Redmond | WA | — | ● ACTIVE |
Laser Thermal Analysis, INC | Charlottesville | VA | — | ● ACTIVE |
Laxco, INC | Bothell | WA | — | ● ACTIVE |
Lazar Scientific INC | Granger | IN | — | ● ACTIVE |
Lc Technology Solutions, INC | Salisbury | MA | — | ● ACTIVE |
Leakmaster, Incorporated | Princeton | IN | — | ● ACTIVE |
Leeds Precision Instruments INC | Minneapolis | MN | — | ● ACTIVE |
Lexel Imaging Systems INC | Lexington | KY | — | ● ACTIVE |