Sentinel Holdings Company Description

Sentinel Holdings Ltd., through its subsidiaries, provides professional security personnel and services.

The company offers armed and unarmed security personnel and services, including on-site protection, mobile patrol, and event security, enhanced by smartphone-based security applications.

It serves businesses, residential communities, and event organizers. The company was formerly known as James Maritime Holdings, Inc. and changed its name to Sentinel Holdings Ltd. in April 2025.

Sentinel Holdings Ltd. was incorporated in 1992 and is based in Lancaster, California.

Sentinel Holdings Ltd.

Country	United States
Founded	1992
Industry	Building Products & Equipment
Sector	Industrials
Employees	189
CEO	Kyle Madej

Contact Details

Address: 44262 North Division Street Lancaster, California 93535 United States
Phone	408 750 0038
Website	sentinelholdingsltd.net

Stock Details

Ticker Symbol	SNTL
Exchange	OTCMKTS
Stock Type	Common Stock
Fiscal Year	January - December
Reporting Currency	USD
ISIN Number	US47033Q1040
SIC Code	9995

Key Executives

Name	Position
Raymond W. Sheets	Secretary and Treasurer
Kyle Madej	President