Overview

First Alert is a manufacturer of home safety and fire protection products, including smoke and carbon monoxide alarms, fire extinguishers, and connected home safety devices. The company is headquartered in Aurora, Illinois, was founded in 1958, and has an estimated workforce of 100 to 200 employees. It operates as part of Resideo Technologies, Inc. and serves the automotive, electronics, consumer goods, and industrial equipment sectors. In a recent development, the SC5 smart smoke alarm was introduced as a replacement option for the Google Nest Protect.

At a glance

What First Alert makes

The company holds ISO 9001 certification and lists smart smoke and carbon monoxide alarms, connected alarms, fire extinguishers, and water alarms among its product categories.

Certifications

First Alert is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:

• ISO 9001 — linkedin.com

Trade and customs footprint

Recent coverage of the company's SC5 smart alarm line appeared in securitysystemsnews.com, with a product announcement from firstalert.com dated October 27, 2025. US customs bill-of-lading records list 85 inbound shipments across 40 foreign suppliers, with top origins including China · Hong Kong S.A.R. · Germany · Taiwan.

Latest developments

• 2026-10-06 — First Alert | Security Systems News (securitysystemsnews.com)

• 2025-10-27 — First Alert SC5: Your Google Nest Protect replacement option | First Alert (firstalert.com)

• 2025-09-15 — First Alert SC5 9th Gen Smoke Alarm and Nest Protect Replacement (firstalertstore.com)

• 2025-06-30 — First Alert SC5 Smart Alarms: The Next Generation of Home Safety (firstalertstore.com)

• 2025-06-18 — Precision Detection: Latest Fire Safety Technology (firstalert.com)

• 2025-05-30 — Resideo Pro announces introduction of First Alert brand to UK - Security On Screen by The Security Industry Group (securityonscreen.com)

Facilities

First Alert is headquartered in Aurora, Illinois. Public sources also reference these locations:

• Juarez, Mexico — wikipedia.org

• Aurora, IL — tabarnam.com

Company details

First Alert is a subsidiary of Resideo Technologies, Inc. and reports an estimated annual revenue band of $100 to 250 million. First Alert was founded in 1958, has an estimated 100-200 employees, and is headquartered in Aurora, Illinois. On the LightSource stability read it is rated "Established & active": 68 years in operation (founded 1958). Holds ISO 9001 certification(s) per public sources.

Frequently asked questions

What does First Alert make?

First Alert is a manufacturer of home safety and fire protection products, including smoke and carbon monoxide alarms, fire extinguishers, and connected home safety devices. The company is headquartered in Aurora, Illinois, was founded in 1958, and has an estimated workforce of 100 to 200 employees. It operates as part of Resideo Technologies, Inc. and serves the automotive, electronics, consumer goods, and industrial equipment sectors. In a recent development, the SC5 smart smoke alarm was introduced as a replacement option for the Google Nest Protect.

Where is First Alert headquartered?

First Alert is headquartered in Aurora, Illinois (3901 Liberty Street, Aurora, Illinois, 60504).

When was First Alert founded?

First Alert was founded in 1958.

How big is First Alert?

First Alert has an estimated 100-200 employees, with revenue in the $100-250M range (estimated).

What certifications does First Alert hold?

First Alert lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.

Does First Alert import from overseas suppliers?

US customs bill-of-lading records show 85 inbound shipments for First Alert, with top origins including China · Hong Kong S.A.R. · Germany · Taiwan.

Related suppliers

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Last verified Nov 2026. Is this your company? Request a correction.