Cleveland Advertising Agencies and Counselors 26600 Renaissance Pkwy R.H. Blake, Inc. is a business-to-business marketing communications firm specializing in Industrial Products, the Pharmaceutical Industry and Power Generation/Air Pollution Control products. Representation in Cleveland, Ohio and Santa Rosa, California. Cleveland OH Advertising Agencies and Counselors R H Blake Inc www.rhblake.com r.h. blake inc. advertising agency rh blake marketing communications r h blake business to business advertising cleveland oh marketing services santa rosa ca b2b integrated marketing r.h. blake inc. advertising agency rh blake marketing communications r h blake business to business advertising cleveland oh marketing services santa rosa ca b2b integrated marketing Business Reviews R H Blake Inc Testimonials