Okay, you looked at the databases under "Company Information," right? While even if you didn't or it doesn't relate directly to your research, don't count out Nexis Uni and the Business Insights: Essentials for articles.
For the following databases, check the boxes to search full-text and/or scholarly (peer-reviewed) journals to save some time.
ABI/Inform: There's a lot of information here including Wall Street Journal articles and scholarly publications too.
Business Source Complete: Articles and more articles.
Regional Business News: If you'd like the local business news for Long Island or Wichita (think Koch Industries), this is worth taking a look at.
Finally, don't forget the New York Times. We've got full-text at Old Westbury Library going back some years.
HSTalks: HSTalks provides access to world class lectures and case studies by leading experts from commerce, industry, the professions and academia, in one online resource - accessible wherever, whenever and as often as is wanted. Our subscribers include a wide range of universities, business schools and colleges throughout the world.