Verified Nov 2026
Castings & Forgings
·
Lowell, Massachusetts
·
Since 1950
Macom is a United States company headquartered in Lowell, Massachusetts, founded in 1950, with an estimated 1,000 to 5,000 employees and an estimated revenue band of $500 million to $1 billion. It is privately held and serves the automotive, electric-vehicle, electronics, medical, military-defense, and plumbing-hardware industries. The company's product line includes semiconductor products, and in April 2026 it announced agreements to further strengthen its supply chain.
Macom at a glance
Revenue
$500M-1B
Est. band
Employees
1,000-5,000
Founded
1950
Headquarters
Lowell, Massachusetts
Certifications
AS9100 · IATF 16949 · ISO 14001 · ISO 9001
Import activity
14
Industries
Automotive
Electric Vehicles
Electronics
Medical
Military & Defense
Plumbing & Hardware
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
14
Named foreign suppliers
9
Top origins
South Korea · Hong Kong S.A.R. · Taiwan · Malaysia
Shared foreign counterparties do not establish that these companies buy from Macom.
What this tells a buyer
Macom announced on 2025-11-04 that it will manufacture HRL's 40nm GaN-on-SiC process, and on 2025-07-25 it completed the transfer of its RTP wafer fab.
The company holds AS9100, IATF 16949, ISO 9001, and ISO 14001 certifications and reports products spanning semiconductor, electronics, and assembly work.
The record reports no named customers, and the company is privately held with an estimated revenue band.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
76 years in operation (founded 1950).
Holds AS9100, IATF 16949, ISO 14001, ISO 9001 certification(s) per public sources.
Overview
Macom is a United States company headquartered in Lowell, Massachusetts, founded in 1950, with an estimated 1,000 to 5,000 employees and an estimated revenue band of $500 million to $1 billion. It is privately held and serves the automotive, electric-vehicle, electronics, medical, military-defense, and plumbing-hardware industries. The company's product line includes semiconductor products, and in April 2026 it announced agreements to further strengthen its supply chain.
At a glance
Attribute | Detail |
|---|---|
Founded | 1950 |
Headquarters | Lowell, Massachusetts |
Employees | 1,000-5,000 |
Revenue | $500M-1B (estimated) |
Primary capability | Castings & Forgings |
Certifications | AS9100 · IATF 16949 · ISO 14001 · ISO 9001 |
What Macom makes
The company holds AS9100, IATF 16949, ISO 9001, and ISO 14001 certifications and reports products spanning semiconductor, electronics, and assembly work.
Products and capabilities described on the company's own site include Semiconductor, Electronics, Assembly (source: macom.com).
Certifications
Macom is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
Trade and customs footprint
Macom announced on 2025-11-04 that it will manufacture HRL's 40nm GaN-on-SiC process, and on 2025-07-25 it completed the transfer of its RTP wafer fab. US customs bill-of-lading records list 14 inbound shipments across 9 foreign suppliers, with top origins including South Korea · Hong Kong S.A.R. · Taiwan · Malaysia.
Latest developments
2026-04-27 — MACOM to Enter into Agreements to Further Strengthen Supply Chain (macom.com)
2026-03-17 — MACOM Announces Two New 448G per Lane Drivers for 3.2T Data (globenewswire.com)
2025-11-04 — MACOM to Manufacture HRL’s 40nm GaN-on-SiC Process (macom.com)
2025-07-25 — MACOM Completes Transfer of RTP Wafer Fab (macom.com)
2025-02-05 — MACOM European Semiconductor Center (MESC) Awarded Contract (macom.com)
2025-01-14 — MACOM Announces Strategic Capital Investment Plan (macom.com)
Facilities
Macom is headquartered in Lowell, Massachusetts. Public sources also reference these locations:
Lowell, Massachusetts — nist.gov
Company details
The record reports no named customers, and the company is privately held with an estimated revenue band. Macom was founded in 1950, has an estimated 1,000-5,000 employees, and is headquartered in Lowell, Massachusetts. On the LightSource stability read it is rated "Established & active": 76 years in operation (founded 1950). Holds AS9100, IATF 16949, ISO 14001, ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Macom make?
Macom is a United States company headquartered in Lowell, Massachusetts, founded in 1950, with an estimated 1,000 to 5,000 employees and an estimated revenue band of $500 million to $1 billion. It is privately held and serves the automotive, electric-vehicle, electronics, medical, military-defense, and plumbing-hardware industries. The company's product line includes semiconductor products, and in April 2026 it announced agreements to further strengthen its supply chain.
Where is Macom headquartered?
Macom is headquartered in Lowell, Massachusetts (100 Chelmsford Street, Lowell, Massachusetts, 01851).
When was Macom founded?
Macom was founded in 1950.
How big is Macom?
Macom has an estimated 1,000-5,000 employees, with revenue in the $500M-1B range (estimated).
What certifications does Macom hold?
Macom lists AS9100 · IATF 16949 · ISO 14001 · ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does Macom import from overseas suppliers?
US customs bill-of-lading records show 14 inbound shipments for Macom, with top origins including South Korea · Hong Kong S.A.R. · Taiwan · Malaysia.
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Last verified Nov 2026. Is this your company? Request a correction.
Location & contact
Phone
'+1 978-656-2500
Certification
AS9100 · IATF 16949 · ISO 14001 · ISO 9001
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