San Fernando Valley Business Journal

Mark R. Madler covers aviation & aerospace, manufacturing, technology, automotive & transportation, media & entertainment, banking & finance and the Antelope Valley. He joined the company in February 2006.

Madler previously worked as a reporter for the Burbank Leader. Before that, he was a reporter for the City News Bureau of Chicago and several daily newspapers in the suburban Chicago area.

He has a bachelor’s of science degree in journalism from the University of Illinois, Urbana-Champaign.

He can be reached at (818) 316-3126, or by email:

Recent Stories

Chinese Investors Acquire Source Photonics

Optical component maker Source Photonics has been sold to two Chinese private equity firms, the company has announced.

Shiny New Nick

Cable TV’s Nickelodeon opens Burbank HQ

Nickelodeon’s new headquarters reflects creativity behind children’s television.

Andy Gump’s Sanitation Celebration

On-site toilet provider tallies up 60 years in the business.

Next-gen plans for SoCal’s iconic on-site commode company.

WageSpot Sees Market for Mapped Salary Data

APP: Startup plans to beat competitors by telling how much the neighbors make.

When the WageSpot app was launched in the fall of 2015, the three co-developers were pleased with the response but they ran into problems typical of startups.

Running on Air

Jeff Marrs, new chief executive at HVAC contractor Acco Engineered Systems, learned the business from the bottom up.

Jeff Marrs engineered a management career as Acco Engineered Systems’ new CEO.

Tull Out as Chief of Legendary Entertainment

Thomas Tull has stepped down as chief executive of Legendary Entertainment, the production company he founded and made into a Hollywood powerhouse and then sold to Dalian Wanda Group Co. Ltd. of China a year ago.

Hi-Speed Rail Meeting Still on Track

Although the future of California’s high-speed rail may be cloudier than ever, the city of Lancaster is hosting an open house on the rail project that is supposed to come through the Antelope Valley.

Location Filming Rose 6 Percent in 2016

On-location film, television and commercial production increased by more than 6 percent last year compared to 2015, according to figures released Tuesday by FilmL.A.

Television Powers Filming in Santa Clarita

The City of Santa Clarita issued more than 500 on-location filming permits last year, with television shows accounting for more than half the total.

PSI Acquires Academic Testing Service

Professional testing firm PSI Services has acquired Software Secure Inc., a testing firm for grade and high schools and higher education, the companies announced Tuesday.

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