Big Tech Gets Ally as U.S. Chamber Fights Biden on Antitrust (1)

The U.S. Chamber of Commerce, the nation’s largest business lobby, is taking up the cause of giant technology companies facing fresh antitrust threats from the Biden administration and Congress.

The organization, whose members include industry stalwarts such as AT&T Inc. and Pfizer Inc., isn’t known as a voice for Silicon Valley. But in recent months it’s stepped into the fight against tougher antitrust enforcement, repeatedly attacking the U.S. Federal Trade Commission and its chair, Lina Khan, a fierce critic of the internet giants.

“Any time we see a big expansion in regulatory power over industry, we’re going ...