PennWell Corporation, a business-to-business media and information company, provides print and online publications, and conferences and exhibitions, as well as research, databases, online exchanges, and information products. The company offers technical and non-technical publications, databases, multi-client research, single-client studies, consulting services, and industry trend intelligence services. It also produces custom magazines, advertising supplements, print and online solution guides, and in-package collateral and direct mails, as well as provides email marketing and Web cast services. The company serves oil and gas, electric power generation, electric power delivery, water/wastewater, electronics/semiconductors, contamination control, optoelectronics/photonics, fiber optics/communications, computer graphics/graphic arts, enterprise storage, defense/security, fire/EMS, dental, solid waste, imaging/machine vision, and renewable energy and fuels industries. It has publishing, licensing, and conference partners in Singapore, Japan, Taiwan, Korea, China, India, Argentina, Brazil, Venezuela, France, and Russia. The company was founded in 1910 and is headquartered in Tulsa, Oklahoma with additional offices in Nashua, New Hampshire; Houston, Texas; London, the United Kingdom; Campbell, California; Fairlawn, New Jersey; Moscow, Russia; and Hong Kong, Hong Kong.