UNS Energy Corp., the parent of Tucson Electric Power Co., has agreed to be acquired by Canada-based utility Fortis Inc. in a deal worth $4.3 billion, the companies said Wednesday.
Tucson-based Asarco held a formal dedication ceremony this week — led by President and COO Manuel Ramos — of the expansion of the south mill at the Mission Mine south of town.
As the Muscular Dystrophy Association moves its headquarters out of Tucson, the nonprofit may be forced to sell its plush Foothills office complex — complete with television studio, fitness center and killer views — at a substantial loss.
State utility regulators approved new fees for Arizona Public Service Co. customers with solar-energy systems, in a decision that could ultimately affect solar customers in Tucson.
The Tucson-area median home price stayed essentially flat in October, though the number of home sales was up nearly 15 percent from last year, according to the most recent figures from the Tucson Association of Realtors.
A ranking of major metropolitan areas by the share of new jobs paying high wages shows Tucson outpacing only one other metro area — Detroit.
Many small businesses get started in Tucson, but how many of them grow to the next level?
When Congress expanded the Renewable Fuel Standard in 2007, it did so with three important policy objectives in mind.
How did we reach the point where the government is promoting a dreadful fuel that gets worse fuel economy than gasoline or diesel, drives up food prices, damages car engines and has unintended environmental consequences?
I’m urging Tucsonans to vote yes on Propositions 401 and 402 in this year’s city election. Here’s why.
Selling your startup company to investors is a lot like dating, says Sean Conway, a University of Arizona alumnus who founded the class-notes sharing website Notehall and sold it in a deal worth $9.5 million in 2011.
Crowd Audio, a music-production website founded by University of Arizona alumni, has launched a crowd-funding campaign on Indiegogo.
The Pentagon plans to award Tucson-based Raytheon Missile Systems a contract worth up to $3 billion for production of the newest Standard Missile-3 ballistic missile interceptor.
This editorial appeared Thursday in the Los Angeles Times:
Tucson-based Raytheon Missile Systems, the region’s largest private employer, laid off an undisclosed number of salaried employees Thursday.
Roughly a year into its lease with Pima County, a biotech startup needs more space as it continues to grow.
PHOENIX — Arizonans won't know for at least a month — if not longer — whether a jump last month in the state's unemployment rate, to 8.3 percent from 8 percent, is a trend or a glitch.
Arizona Mail Order is shutting down its local operations, resulting in the layoff of 59 workers and removing the last vestiges of a catalog sales business that once employed hundreds of people after it was launched in Tucson in 1950.
A Tucson man convicted of running a real estate investment scam was sentenced to five years in prison.
Lockheed Martin Corp., the biggest U.S. government contractor, said Friday it has identified about 3,000 employees for furloughs on Monday because of the partial government shutdown.