Verified Nov 2026
Metal Fabrication
·
Houston, Texas
·
Since 1943
APG, also known as American Packing & Gaskets, is a manufacturer and master distributor of fluid sealing and conveyance products, including O-rings, gaskets, coupling solutions, and industrial plastics. The company was founded in 1943 and is headquartered in Houston, Texas, United States. It has an estimated 100-200 employees and an estimated revenue band of $10-50 million, and it is privately held. APG serves automotive, electric-vehicle, construction, medical, military-defense, and industrial-equipment customers. Its operations include in-house fabrication, and in July 2026 it was reported that Harbour Group added APG as a sealing products master distributor.
APG at a glance
Revenue
$10-50M
Est. band
Employees
100-200
Founded
1943
Headquarters
Houston, Texas
Certifications
ISO 9001
Import activity
1486
Industries
Automotive
Electric Vehicles
Construction
Medical
Military & Defense
Industrial Equipment
Sourcing and import activity
From US customs bill-of-lading records
US sea imports
1486
Named foreign suppliers
21
Top origins
Taiwan · Panama · Vietnam · China
Shared foreign counterparties do not establish that these companies buy from APG.
What this tells a buyer
No customs trade data is available for APG, so its trade footprint cannot be described; the most recent reported development is the July 2026 addition of APG as a sealing products master distributor under Harbour Group.
APG holds ISO 9001 certification and offers O-rings, O-ring cord, gaskets, hydraulic and oil seals, braided packing, and high-temperature seals, supported by in-house fabrication including waterjet gasket cutting and die-cut plastic work.
APG operates from Houston, Texas, and its reported activity includes a 2026 announcement that it joined the SHF, OmegaOne, and Texcel group of companies.
Source: US customs bill-of-lading records and public filings · Last verified Nov 05, 2026
STABILITY SIGNALS
Established & active
83 years in operation (founded 1943).
Holds ISO 9001 certification(s) per public sources.
Overview
APG, also known as American Packing & Gaskets, is a manufacturer and master distributor of fluid sealing and conveyance products, including O-rings, gaskets, coupling solutions, and industrial plastics. The company was founded in 1943 and is headquartered in Houston, Texas, United States. It has an estimated 100-200 employees and an estimated revenue band of $10-50 million, and it is privately held. APG serves automotive, electric-vehicle, construction, medical, military-defense, and industrial-equipment customers. Its operations include in-house fabrication, and in July 2026 it was reported that Harbour Group added APG as a sealing products master distributor.
At a glance
Attribute | Detail |
|---|---|
Founded | 1943 |
Headquarters | Houston, Texas |
Employees | 100-200 |
Revenue | $10-50M (estimated) |
Primary capability | Metal Fabrication |
Certifications | ISO 9001 |
What APG makes
APG holds ISO 9001 certification and offers O-rings, O-ring cord, gaskets, hydraulic and oil seals, braided packing, and high-temperature seals, supported by in-house fabrication including waterjet gasket cutting and die-cut plastic work.
Products and capabilities described on the company's own site include Forged, Gasket, Glass, LED (source: callapg.com).
Certifications
APG is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — callapg.com
Trade and customs footprint
No customs trade data is available for APG, so its trade footprint cannot be described; the most recent reported development is the July 2026 addition of APG as a sealing products master distributor under Harbour Group. US customs bill-of-lading records list 1486 inbound shipments across 21 foreign suppliers, with top origins including Taiwan · Panama · Vietnam · China.
Latest developments
2026-07-20 — Harbour Group Adds Sealing Products Master Distributor APG - Modern Distribution Management (mdm.com)
2026-07-20 — APG - Products, Competitors, Financials, Employees, Headquarters Locations (cbinsights.com)
2026-07-20 — APG Stock Price, Funding, Valuation, Revenue & Financial Statements (cbinsights.com)
2026-07-20 — American Packing & Gaskets Begins an Exciting New Chapter (callapg.com)
2026-07-19 — American Packing & Gaskets Joins SHF, OmegaOne & Texcel | APG (callapg.com)
2026-07-19 — Blog | APG (callapg.com)
Facilities
APG is headquartered in Houston, Texas. Public sources also reference these locations:
Houston, TX — callapg.com
Company details
APG operates from Houston, Texas, and its reported activity includes a 2026 announcement that it joined the SHF, OmegaOne, and Texcel group of companies. APG was founded in 1943, has an estimated 100-200 employees, and is headquartered in Houston, Texas. On the LightSource stability read it is rated "Established & active": 83 years in operation (founded 1943). Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does APG make?
APG, also known as American Packing & Gaskets, is a manufacturer and master distributor of fluid sealing and conveyance products, including O-rings, gaskets, coupling solutions, and industrial plastics. The company was founded in 1943 and is headquartered in Houston, Texas, United States. It has an estimated 100-200 employees and an estimated revenue band of $10-50 million, and it is privately held. APG serves automotive, electric-vehicle, construction, medical, military-defense, and industrial-equipment customers. Its operations include in-house fabrication, and in July 2026 it was reported that Harbour Group added APG as a sealing products master distributor.
Where is APG headquartered?
APG is headquartered in Houston, Texas (11122 Beltline Rd, Houston, Texas, 77067).
When was APG founded?
APG was founded in 1943.
How big is APG?
APG has an estimated 100-200 employees, with revenue in the $10-50M range (estimated).
What certifications does APG hold?
APG lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
Does APG import from overseas suppliers?
US customs bill-of-lading records show 1486 inbound shipments for APG, with top origins including Taiwan · Panama · Vietnam · China.
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Last verified Nov 2026. Is this your company? Request a correction.
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