MKS Inc.
Andover, MA
- UEI
- D3QUT46GEX16
- CAGE
- 23582
- Primary NAICS
- 333242 Semiconductor Machinery Manufacturing
- SAM.gov registration
- Expired
Company facts
- FY2025 rankings
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
-
- 332911 Industrial Valve Manufacturing
- 333248 All Other Industrial Machinery Manufacturing
- 334513 Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables
- 334516 Analytical Laboratory Instrument Manufacturing
- 811210 Electronic and Precision Equipment Repair and Maintenance
- Corporate family
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-
- Rock Hill, SC L4MHLR9XFLV4
- Electro Scientific Industries Inc. · Beaverton, OR NWB3Q6X6JK67
- MKS Instruments, Inc. R6Q1APF9EGM9
- S1A8JU5T4MD3
- Irvine, CA JH1RHJ5R7TT1
- N1NNKUWRMM65
- Milpitas, CA ZKNDMHM8D6R3
- Newport Corporation · North Logan, UT NNFDFSYRL766
- Newport Corp · Bozeman, MT EP8ZPBVV6RL4
- Littleton, CO KBW8KJC952H4
- EWJNR2D5L187
- Jerusalem, Jerusalem District FQTNZ2S81AB6
- KQJXFJTJ96F8
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- SAM.gov registration date
- Physical address
- 2 Tech Dr #201, Andover, MA 01810, USA
- Website
- mks.com
- Founded
- 1961
- Employees
- 5K-10K
- Industry
-
- Industrials
- Capital Goods
- Industrial Conglomerates
- Industrials & Manufacturing
- SIC code
- 38 Instruments & Related Products
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $94,204 |
| FY2025 | $10,381 |
| FY2024 | $89,185 |
| FY2023 | $32,123 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Commerce | $99,900 |
Contract awards
Latest 5 listed here. See the rest on GovTribe.
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| Triad National Security, LLC | 89233218CNA000001 | $510,000 | |
| Ut-Battelle LLC | DEAC0500OR22725 | $349,225 | |
| Triad National Security, LLC | 89233218CNA000001 | $510,000 | |
| Ut-Battelle LLC | DEAC0500OR22725 | $49,866 | |
| Fluor Marine Propulsion, LLC | 89233018CNR000004 | $1 |
Latest 5 listed here. See the rest on GovTribe.
Similar vendors
| Vendor | Location | Primary NAICS |
|---|---|---|
| Onto Innovation Inc. | Wilmington, MA | 333242 Semiconductor Machinery Manufacturing |
| Taylor Hobson Precision | Aurora, IL | 334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals |
| Oxford Instruments America, Inc. | Concord, MA | 334516 Analytical Laboratory Instrument Manufacturing |
| Newport Corporation | Milpitas, CA | 334516 Analytical Laboratory Instrument Manufacturing |
| AVR Optics | Fairport, NY | 334516 Analytical Laboratory Instrument Manufacturing |
About the company
MKS Inc., headquartered in Andover, Massachusetts, manufactures specialized scientific instruments, vacuum components, optical systems, and analytical equipment sold to federal research and defense agencies as a prime contractor (97% of recent awards) on a full-and-open basis with no set-aside designations. The company operates through a portfolio of 13 named subsidiaries including Newport Corporation, Ophir Optics LLC, and Electro Scientific Industries Inc., each contributing specialized capabilities in lasers, optical isolation systems, pressure controllers, mass flow controllers, and precision measurement instrumentation.
MKS competes across a highly fragmented customer base of 57 federal agencies, with awards concentrated in research and development and laboratory equipment procurement. The top five customers by award count—the Office of Naval Research (52 awards), the National Institute of Standards and Technology (44 awards), Army Materiel Command Research Development and Engineering Command (23 awards), and NASA Glenn Research Center and NASA Shared Services Center (15 awards each)—account for 36% of all awards. By potential value, NIST leads with $981 thousand across 44 awards, followed by Army Materiel Command ($680 thousand across 23 awards) and ONR ($527 thousand across 52 awards); together these three customers anchor 56% of combined potential value. The gap between award-count and dollar-value rankings reflects MKS's transactional posture: ONR places the most orders but at relatively small individual values, while NIST and Army place fewer but larger purchase orders.
MKS's prime work centers on purchase orders for laboratory and measurement equipment, with representative recent examples including a $99,900 NIST order for CHIPS Beamline RGAS components (July 2026), a $66,851.55 NIST optical table with vibration isolation system (April 2024), a $31,143 NOAA order for seven pressure controllers supporting greenhouse gas monitoring (July 2023), and a $24,924 ONR lab equipment procurement (December 2024). The vendor also supplies capacitance manometer systems, RF generators, mass flow controllers, and microwave generator systems to ONR, NASA, and the Shared Services Center across a recurring pattern of firm-fixed-price, simplified-acquisition purchase orders with completion dates typically three to six months from award. Category concentration reflects this posture: the top NAICS codes are Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables (172 awards), Analytical Laboratory Instrument Manufacturing (64 awards), and Semiconductor Machinery Manufacturing (46 awards). The top PSC codes—Laboratory Equipment and Supplies (136 awards), Pressure, Temperature, and Humidity Measuring and Controlling Instruments (61 awards), and Electrical and Electronic Properties Measuring and Testing Instruments (27 awards)—confirm the narrowness of the vendor's competitive domain.
Activity has remained flat to declining over the past five years (four awards in 2022, two in 2023, eight in 2024, two in 2025, and six in 2026 year-to-date), suggesting a mature, stable customer base with predictable but not growth-trajectory spending. Combined potential value across all 419 awards totals $5.2 million, though combined obligated dollars reach $9.2 million (176% of potential value), indicating frequent contract modifications and cost overruns relative to initial ceiling values. MKS holds a small subcontractor footprint (3% of awards), supplying pressure transducers and spare gauges to Ut-Battelle on Oak Ridge National Laboratory management and operations contracts, ESI laser components to Triad National Security on Los Alamos management and operations contracts, butterfly valves to Fluor Marine Propulsion on Naval Nuclear Propulsion Program support, and measurement controllers to The Aerospace Corporation on engineering services contracts. The parent vehicles listed in the source carry single task orders each and appear to be legacy or closed IDIQs rather than active multi-award vehicles; the vendor does not maintain a visible seat on government-wide acquisition contracts or active BPAs.
Quick answers
Is MKS Inc. registered in SAM.gov?
MKS Inc.'s SAM.gov registration expired on September 12, 2026.
How much has MKS Inc. received in federal contracts?
Federal contracts obligated $10,381 to MKS Inc. in fiscal year 2025 and $225,893 in fiscal years 2023 through 2027.
How does MKS Inc. rank among federal contractors?
MKS Inc. ranked #42 in NAICS 335139, #66 in PSC 6210 and #69 in NAICS 33513 in FY2025.
What is MKS Inc.'s most recent federal award?
MKS Inc.'s most recent federal contract award is OU03-FY26-280-new (1333ND26PNB030293), from National Institute of Standards and Technology, on July 29, 2026.
On GovTribe
See MKS Inc.'s full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors