Apex Power Conversion, a solar and storage company, announced its new headquarters and manufacturing facility in Mesa on Monday.

MESA, Arizona — A 35-year-veteran of the Mesa Fire Department died Tuesday morning while on duty. Firefighter Mark Keller, ...

Watch the full procession for Mesa Firefighter Paramedic Mark Keller, who died while on duty last week. The procession will ...

Family, friends and fellow firefighters gather to honor and say goodbye to Mesa firefighter Mark Keller. Poison hemlock has ...

Nine mayorships in the 50 largest U.S. cities have shifted blue over the past decade, compared to only five that have adopted ...

The funeral and procession for Mesa firefighter paramedic Mark Keller was held in the East Valley on Thursday morning.

PHOENIX — The funeral services for longtime Mesa firefighter Mark Keller will begin Wednesday evening. Keller, 62, was found ...

Mesa firefighter died on duty last week, it was announced. Mark Keller, 62, who lived in Gilbert, was found dead the morning of May 6. Details of his death were not released. “My heart is with the ...