Celsius is under investigation by SEC and has been issued cease and desist by AGs in multiple jurisdictions.
https://www.njoag.gov/new-jersey-bureau-of-securities-orders-cryptocurrency-firm-celsius-to-halt-the-offer-and-sale-of-unregistered-interest-bearing-investments/
https://www.ssb.texas.gov/sites/default/files/2021-09/20210917_FINAL_Celsius_NOH_js_signed.pdf