


Diverse employees at Arcellx have rated Happiness, Team, and Compensation as the highest categories they have scored
Women at Arcellx have rated Happiness, Compensation, and Team as the highest categories they have scored
Arcellx employees are 75% more likely to recommend Arcellx as a great place to work
| 78% | Promoters |
|---|---|
| 19% | Passives |
| 3% | Detractors |




Working at Arcellx is rated highly by 107 employees, across various culture dimensions. Arcellx employees are most satisfied about CEO Rating, Compensation, and Executive Team categories, putting Arcellx’s culture in the Top 10% compared to similar sized companies on Comparably and in the Top 5% compared to other companies in Washington, DC. See below in detail how working at Arcellx was rated by employees.
Overall Company Culture at Arcellx is rated A
Last updated months ago
Arcellx ranks in the Top 10% of other companies on Comparably with 51-200 Employees for Overall Company Culture Score
Out of 632 Arcellx employee reviews, 97% were positive. The remaining 3% were constructive reviews with the goal of helping Arcellx improve their work culture.
| Positive Reviews | 97% |
|---|---|
| Constructive Feedback | 3% |
What do you like best about the leadership team?Open, friendly, supportive and inclusive
What makes you most happy at work?Since we are a small company, the exposure and ability to contribute to many different aspects of drug development certainly keeps things interesting and fosters the desire to keep learning.
What are some of the best things about your team?People work as a team, helping each other all the time. My co-workers are very knowledgeable, highly educated scientists. We get along really well, and really care for each other and the company.
What does the leadership team need to get better at?Being more open about the future of the company and plans for different departments.
Arcellx is a public, clinical-stage biotechnology company reimagining cell therapy by engineering innovative immunotherapies for patients with cancer and other incurable diseases. We believe that cell therapies are one of the forward pillars of medicine and our mission is to destroy cancer and advance humanity by developing cell therapies that are safer, more effective, and more broadly accessible. Our team members are made up of talented innovators and dreamers working from our offices in Rockville, Maryland, and Redwood City, California. At Arcellx, we hire exceptional people and create a fun, diverse, supportive, and informal environment that allows everyone to do their best work.
Arcellx was founded in 2014 and its current CEO is Rami Elghandour. Since its inception 12 years ago, Arcellx has grown to 150 employees.
Advance humanity by engineering cell therapies that are safer, more effective, and more broadly accessible.
| Website | www.arcellx.com/ |
|---|---|
| Founding Date | 2014 |
| Company Status | Public |
| Stock | ACLX |
| Jobs | boards.greenhouse.io/arcellx |
| Social Sites | |
| Headquarters | |
| Rockville HQ | 800 King Farm Blvd Rockville, MD 20850 United States of America |
| Redwood City HQ | 800 Bridge Pkwy Redwood City, CA 94065 United States of America |










Arcellx has 150 employees in 2 locations. 107 employees at Arcellx have reviewed Arcellx across various culture dimensions, providing their opinions on items ranging from executive ratings to the pace at work. The latest review was months ago.
Overall, the 107 Arcellx employees give their leadership a grade of A+, or Top 5% of similar size companies on Comparably. This includes specific ratings of their executive team, CEO, and manager.
Employees at Arcellx are extremely happy with their total compensation at Arcellx, which includes a combination of pay, stock and equity, and benefits.
Overall, employees at Arcellx are extremely happy with their team. 107 Participants grade the quality of their coworkers an A+. The majority believe the meetings at Arcellx are effective, and the majority look forward to interacting with their coworkers.
The majority of employees at Arcellx believe the environment at Arcellx is positive. Most Participants believe the pace of work at Arcellx is comfortably fast. About 53% of the employees at Arcellx work 8 hours or less, while 1% of them have an extremely long day - longer than twelve hours.
Overall, the employees at Arcellx are extremely happy, based on their aggregated ratings of future outlook, customer perception, and their excitement going to work.


The prevailing opinion from Comparably users in Washington, DC about their company is that it was prepared on their first day. Washington, DC employees concluded that their overall onboarding experience was positive. 73% said their direct manager was helpful with their acclimation during the first 90 days. First impressions are important, and how prepared a company is on your first day leaves a lasting impression.
Employees’ understanding of Arcellx's KPIs and OKRs is essential for its success. Out of 106 Arcellx employees who’ve answered, “Are your company’s goals clear and are you invested in them?” 103 have said yes.
Arcellx’s CEO Rami Elghandour started in this role in 2021. Rami’s approval rate is in the Top 5% of all CEOs of similar-sized companies on Comparably, and in the Top 5% compared to the CEOs of all other companies in Washington, DC. With a high CEO score, Rami Elghandour has won the Best CEOs in 2025. Arcellx’s CEO is highly regarded especially by employees in the Clinical department, employees in the Finance department, and employees in the Executive department. However, employees in the Research department, Hispanic or Latino employees, and employees identified with Other ethnicities have a less favorable view of the CEO and believe there is room for improvement. Under Elghandour’s leadership, Arcellx employee respondents are most happy about their Compensation and the company’s Executive Team. Gender and Meetings are two areas, according to respondents, where Arcellx could stand to see real improvement.
The Arcellx Executive Team is rated an “A+” and led by CEO Rami Elghandour, Chief Technical Officer Narinder Singh, and Chief Medical Officer Christopher Heery MD
Rami Elghandour CEO / President
Rami joined Arcellx in 2021 and serves as our Chairman and Chief Executive Officer. Most recently, Rami served as... read more
Narinder Singh Chief Technical Officer
Narinder joined Arcellx in 2021 and brings over two decades of technical and operational leadership experience in... read more
Christopher Heery MD Chief Medical Officer
Chris has served as Arcellx's Chief Medical Officer since April 2021. Prior to his roles in biotech, Chris was head of... read more
Michelle Gilson Chief Financial Officer
Michelle joined Arcellx as Chief Financial Officer in May 2022, previously serving as a Managing Director and Senior... read more
Neeraj Teotia Chief Commercial Officer
Neeraj joined Arcellx in April 2021 and serves as our Chief Commercial Officer. Prior to joining us, Neeraj was the Vice... read more
Aileen Fernandes Chief Business Officer
Aileen joined Arcellx in 2021 leading our business strategy, and was promoted to Chief Business Officer in June 2022. In... read more
David Tice PhD Chief Scientific Officer
David has served as Chief Scientific Officer since July 2021, and has over 20 years of biopharmaceutical research and... read more
Kate Aiken Chief People Officer
Kate joined Arcellx in August 2021, bringing more than 20 years of cross-industry experience building and managing... read more
Michael Dombeck MBA, MPP Chief Operating Officer
Mike brings to Arcellx nearly 25 years of experience in pharma and biotech strategy and licensing, most recently as SVP... read more
How much do people at Arcellx get paid? See the latest salaries by department and job title. The average estimated annual salary, including base and bonus, at Arcellx is $63,677, or $30 per hour, while the estimated median salary is $197,696, or $95 per hour.
At Arcellx, the highest paid job is a Sales Manager at $140,755 annually and the lowest is a Receptionist at $40,277 annually. Average Arcellx salaries by department include: Operations at $80,697, HR at $65,224, Admin at $41,084, and Customer Support at $62,137. Half of Arcellx salaries are above $197,696.
106 employees at Arcellx rank their Compensation in the Top 5% of similar sized companies in the US (based on 214 ratings) while 106 employees at Arcellx rank their Perks And Benefits in the Top 5% of similar sized companies in the US (based on 212 ratings).
Last updated months ago.
| Summary | Salary Range | Percentile |
|---|---|---|
1st Percentile $88k | $88k | 1st Percentile |
25th Percentile $144k | $144k | 25th Percentile |
50th Percentile $192k | $192k | 50th Percentile |
75th Percentile $202k | $202k | 75th Percentile |
100th Percentile $215k | $215k | 100th Percentile |
* Estimated salaries Estimated salaries are based on data provided anonymously by employees and/or estimated by other statistical methods.
Diverse employees at Arcellx score the company 89/100 across various culture categories, placing Arcellx in the Top 15% of companies on Comparably with 51-200 Employees for Comparably's diversity score. The Diversity score provides insights into how diverse employees feel and rate their work experience at Arcellx across various culture dimensions.
We know how important health care is. It’s our business. Which is why we provide full healthcare premium coverage for our employees, so we can all focus on further improving patient health through our cell therapy platforms.
Arcellx's PTO and Vacation policy typically gives unlimited days off a year.

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What is Arcellx address?
Arcellx location is at 800 King Farm Blvd
Who is the CEO of Arcellx?
Arcellx CEO is Rami Elghandour, their score by employees is 89
What is Arcellx eNPS?
The eNPS for Arcellx is 75
What is the salary for Recruiter in Arcellx?
Recruiter average salary in the US is 63k
What are the salaries in the HR in Arcellx?
The average salaries for HR in Arcellx is 65k