GRAIL reviews

2.9

42% would recommend to a friend

(217 total reviews)

Bob Ragusa

39% approve of CEO

32% positive business outlook

GRAIL has an employee rating of 2.9 out of 5 stars, based on 217 company reviews on Glassdoor which indicates that most employees have an average working experience there. The GRAIL employee rating is in line with the average (within 1 standard deviation) for employers within the Pharmaceutical & Biotechnology industry (3.5 stars).

Reviews by job title

217 reviews
2.0
Mar 14, 2022

revolutionary product, tough culture

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

if you have a good boss who is effective at helping manage the ugly politics - then there can be a lot of growth opportunity and this can be a really great place t o be, so do your homework on your boss before you accept your job offer. no better mission. work feels high impact.

Cons

depends on the team, but overall not the place for you if you don't like frequent change tries to espouse certain values but in practice - these values are very inconsistently lived and sometimes feel hollow. tons of smart people working hard - but sadly much of it is misdirected or in competition with others rather than working together. not enough constructive debates and open dialog. too much unproductive infighting at all levels. need to get better at hiring mid and senior leaders who prioritize a cohesive company org that is structured logically. not just personal success or success only for their own people.

avatar
GRAIL Response
3y
Thank you for your feedback! We strive for all employees to be inspired and included. We are always working to improve our employees’ experience and value your suggestions.
2.0
Jun 29, 2025

Disappointing Leadership, Dysfunctional Culture, and Zero Reward for Real Work

Anonymous employee
Recommend
CEO approval
Business Outlook

Pros

Some very smart and mission-driven colleagues at the junior and mid-levels. Exposure to interesting problems in biotech and healthcare data if you seek them out. Flexible remote work options depending on your manager. Decent health benefits. Some teams foster strong peer-to-peer collaboration, despite the dysfunction above them.

Cons

Credit without contribution: The hardest and most impactful work is pushed onto junior employees, while upper management takes the credit. No recognition, no advancement. Gaslighting over accountability: If you call out leadership for taking credit, they’ll deny it. If you prove it, they’ll downplay it. If you keep pushing, you’ll be blamed for being “too sensitive.” Unrealistic expectations, zero support: You’ll be pushed beyond your role because leadership overpromises and underdelivers. When things go wrong, you’ll be blamed for not making the impossible happen. Blocked from decision-making: You’ll be responsible for executing work you weren’t allowed to give input or scope. No title = no invite. Performance reviews = popularity contests: Promotions are based on loyalty and politics. Challenge anything and you’ll be punished — sometimes for years. Toxic FOMO culture: Everyone demands to be in every meeting, even when they add no value. Calendars are full, but nothing gets done. Compensation is a joke: They took away cash grants and replaced them with equity that lost ~70% of its value after taxes and conversion. Petty cost-cutting: They even removed snacks and meals in-office to save pennies. Morale collapsed with it. Leadership dysfunction: Executives are in constant power struggles, inventing fires to look indispensable. Real work gets ignored. Politics over value: Projects are approved based on who’s yelling loudest. Priorities shift weekly. Nothing strategic ever sticks. Fake reorgs: Org charts are reshuffled constantly to create the illusion of progress. The real problems are never addressed. Systemic favoritism toward men: Promotions go to under-qualified men over high-performing women. Bias against assertive women: Women who speak directly are labeled “difficult.” Men doing the same are seen as “leaders.”

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GRAIL Response
11mo
Thank you for taking the time to let us know what you liked about working at GRAIL and where you hope we can improve. We will send this review to the appropriate leadership teams to review.
2.0
Sep 19, 2023
Recommend
CEO approval
Business Outlook

Pros

Engineers are brilliant. Technology is truly amazing.

Cons

Be very cautious joining this organization as a contractor. Clinical operations is poorly managed. The managers base your review off of heresay. As a contractor, you will be excluded and even told to avoid entering common area rooms. Merit is not taken in account and they want to hire drone bees. You will be punished for critical thinking and being outspoken. Please research GRAIL employee lawsuits.

avatar
GRAIL Response
2y
Thank you for your comments. We truly appreciate your feedback and suggestions. We take feedback seriously and have shared it with the appropriate leadership.
Viewing 31 - 33 of 217 Reviews

Glassdoor has 239 GRAIL reviews submitted anonymously by GRAIL employees. Read employee reviews and ratings on Glassdoor to decide if GRAIL is right for you.