Since 1886, the National Roofing Contractors Association has been the home for generations of entrepreneurial craftsmen and enterprises who shelter and protect America's families and businesses and each other. Our vision is the recognition of our members as professionals and to unite the industry to that purpose. NRCA is one of the construction industry's most respected trade associations and the voice of roofing professionals and leading authority in the roofing industry for information, education, technology and advocacy. It represents all segments of the roofing industry, including contractors; manufacturers; distributors; architects; consultants; engineers; building owners; and city, state and government agencies.

Freelancer writer and editor with a focus on oil and gas exploration and production.

An energy networking website, which has shut down.

Offshore magazine, first published in 1954, is the leading source of timely, actionable and relevant news and technical content for the offshore oil, gas and renewable energy industries. It delivers the content to a global audience through a mix of print and digital platforms, and in-person events.With more than 42,000 qualified subscribers, Offshore magazine is published 6 times a year and is available in both print and digital formats. Offshore magazine, its website offshore-mag.com, daily and monthly eNewsletters, webinars, and events are resources that the offshore industry relies on for timely news, technologies, case studies, and best practices that are setting new standards of engineering and operations.

Rigzone is the leading online resource for news, jobs and events for the oil and gas industry.

Halliburton is one of the world's largest providers of products and services for the ever-evolving needs of the energy industry.Founded in 1919, Halliburton is one of the world's largest providers of products and services to the energy industry. With more than 40,000 employees, representing 130 nationalities in more than 80 countries, the company helps its customers maximize value throughout the lifecycle of the reservoir – from locating hydrocarbons and managing geological data, to drilling and formation evaluation, well construction and completion, and optimizing production throughout the life of the asset.

Endeavor Business Media now owns Pennwell. We create meaningful connections that facilitate business decision making. In specialized markets, businesses are looking to attract new customers, connect with and sell to existing customers, generate leads, showcase their products and discover the latest solutions and partners for their own business.Endeavor’s over 80 media brands and 40 conferences and exhibitions attract and engage over 9M decision makers in key growth sectors. Our unmatched portfolio of marketing solutions & services provides marketers opportunities to engage and educate — generating awareness, creating marketing pipelines and delivering high quality leads for their businesses.