Established in 2007, Main Street Public Relations offers public relations and marketing communications services to companies ranging in size from small- to mid-sized. Main Street Public Relations (MSPR) is conveniently located in Southern California’s Inland Empire region.  Headquartered in Corona, California, MSPR easily serves clients in San Diego, Riverside, San Bernardino, Los Angeles, and Ventura Counties.

For a consultation, call us at 951-346-4883.

Riverside County Public Relations firms

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