【Watch The Running Mates: Human Rights Online】

Elon Musk's Twitter has been hit with at least six lawsuits by different companies for failing to pay bills,Watch The Running Mates: Human Rights Online CNBC reports.

According to legal and public records database Plainsite, these non-payment lawsuits have piled up since December. Four of these lawsuits have been filed in February, two just this week. These latest come from corporate events planning company Blueprint Studios, which allegedly invoiced Twitter around $340,000 including tax for a canceled event, and AI software company Writer, Inc., which alleges that Twitter owes them over $220,000 for subscription fees.

Earlier this month, mergers and acquisitions firm Innisfree filed a lawsuit against Twitter for alleged non-payment of nearly $2 million. Analysis Group, which provided litigation-related consulting to Twitter and its counsel prior to the Musk deal, filed their lawsuit for alleged non-payment of over $2 million days earlier.

In December, Twitter was hit with lawsuits from Columbia REIT, the company's landlord in San Francisco, and Private Jet Services Group, which provides private jets, according to Plainsite.

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It's only the latest news of apparent penny-pinching that's gone on since Musk's $44 billion deal for the social platform went through in October last year. This week, Twitter employees said they couldn't access their internal Slack channels. While Twitter had not been paying Slack's bill, the service was apparently shut off by Twitter internally, not Slack.