The Sentinel Group

The Sentinel Group® ("TSG") is the Legal Marketing division of full-service advertising firm, OpenJar Concepts, Inc.® (“OJC”). TSG has become one of the most widely recognized and successful brands in lead generation for case acquisition. We understand how to walk the line between what media needs in ROI and what law firms need in their CASE economics. The OJC/TSG team has over 40 years of combined mass media BUYING, experience, using vehicles such as TV, RADIO, PRINT and DIGITAL.


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