Twitter CEO Jack Dorsey donated the maximum legal amount to Rep. Tulsi Gabbard Tulsi GabbardRepublicans call on DOJ to investigate Netflix over 'Cuties' film Hispanic Caucus campaign arm endorses slate of non-Hispanic candidates Gabbard says she 'was not invited to participate in any way' in Democratic convention MORE's 2020 presidential campaign.

He gave $2,800 to the Hawaii Democrat in June, a Federal Election Commission (FEC) filing shows.

Dorsey is also the chief executive of microblogging website Square, which he listed as his employer.

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Dorsey also contributed $1,000 to former tech executive Andrew Yang Andrew YangDoctor who allegedly assaulted Evelyn Yang arrested on federal charges The Hill's Campaign Report: Biden weighs in on police shootings | Who's moderating the debates | Trump trails in post-convention polls Buttigieg launches his own podcast MORE in March, according to an FEC filing.

A Twitter spokesman declined to comment, saying the company does not comment on personal giving.

The Hill has also reached out to the Gabbard campaign and Square for comment.

Dorsey's contribution comes at a time when big tech faces scrutiny from both sides of the aisle. Candidates including Sens. Elizabeth Warren Elizabeth WarrenHillicon Valley: Subpoenas for Facebook, Google and Twitter on the cards | Wray rebuffs mail-in voting conspiracies | Reps. raise mass surveillance concerns On The Money: Anxious Democrats push for vote on COVID-19 aid | Pelosi, Mnuchin ready to restart talks | Weekly jobless claims increase | Senate treads close to shutdown deadline Democratic senators ask inspector general to investigate IRS use of location tracking service MORE (D-Mass.) and Bernie Sanders Bernie SandersThe Hill's Campaign Report: Trump faces backlash after not committing to peaceful transition of power Bernie Sanders: 'This is an election between Donald Trump and democracy' The Hill's 12:30 Report: Trump stokes fears over November election outcome MORE (I-Vt.) are among those who have called for the break up of major technology companies such as Facebook.

Politico reported that Gabbard is among those who have advocated Facebook's breakup.

President Trump Donald John TrumpSteele Dossier sub-source was subject of FBI counterintelligence probe Pelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' Trump 'no longer angry' at Romney because of Supreme Court stance MORE and his allies, meanwhile, have accused social media giants of minimizing conservative voices.

Gabbard is among more than two dozen people vying for the 2020 Democratic presidential nomination.