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      GRAIL

      Engaged Employer

      GRAIL reviews

      Poor Culture, Great Mission - Clinical Project Assistant GRAIL Employee Review

      3.0
      Mar 16, 2022
      Clinical project assistant
      Recommend
      CEO approval
      Business Outlook

      Pros

      The mission is what drives everyone and it’s amazing to be a part of something as impactful as this.

      Cons

      There’s a lot of favoritism here. Only those employees that are friends with managers can get promoted. They state that you must be in your position for a certain amount of time before becoming eligible for a promo, however the favorites get promoted after a few months. The culture is very toxic - there’s a lot of tension and competition between team members and teams. It’s hard to get things done when you feel like you can’t collaborate with cross functions. High turn over - the company is growing quickly but there’s a revolving door of employees every month. PTO - the company line is “unlimited PTO” but that only applies to the favorite managers. Some managers take 10+ weeks off per year which would be amazing if it applied to ALL employees. As soon as you take 4+ weeks off, managers start to regulate PTO requests and claim it’s an optics issue if you “take too much time off”. People are burnt out and need their time off.

      avatar
      GRAIL Response
      4y
      Thank you for your comments and for the work you did while at GRAIL. We truly appreciate your feedback and suggestions. We take feedback seriously and will share it with the appropriate leadership.

      Explore other reviews about GRAIL

      5.0
      Apr 2, 2026
      Clinical lab associate
      Recommend
      CEO approval
      Business Outlook

      Pros

      Work life balance good overall

      Cons

      Nothing I can think of

      avatar
      GRAIL Response
      1mo
      Thank you so much for feedback and all you are doing to help GRAIL with our mission to detect cancer early.
      2.0
      Apr 30, 2026
      Research and development scientist
      Recommend
      CEO approval
      Business Outlook

      Pros

      - Important mission to detect cancer early with meaningful potential to save lives - Talented employees across teams - employees really care about the work they are doing - Fast-paced work environment with some learning opportunities

      Cons

      My experience at GRAIL was shaped by consistent cultural and leadership challenges. - Toxic leadership culture: Executive team dynamics can feel immature and relationship-driven rather than professional and data-based. - Limited leadership experience: Several senior leaders appear to lack business and operating experience, which shows in inconsistent business strategy and weak executional discipline. - After two rounds of layoffs, the work-life balance has gotten significantly worse - Favoritism: Advancement does not consistently feel merit-based, with visible patterns of favoritism - Impact on women leaders: Female leaders are often passed over or leave the company for more equitable environments. * HR ineffectiveness: HR is aware of these issues, but has not driven any meaningful change. - Leadership turnover: These dynamics are contributing to ongoing attrition, especially among experienced leaders who have other options.

      2
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      GRAIL Response
      1mo
      Thank you for the work you do to help GRAIL achieve our mission to detect cancer early. As we continue to improve our employee experience, we welcome the opportunity to discuss your feedback directly. We hope you will reach out to your management or HR business partner so we can continue to support employee success at GRAIL.
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