


Diverse employees at GMS have rated Retention, CEO Rating, and Leadership as the highest categories they have scored
Women at GMS have rated CEO Rating, Leadership, and Team as the highest categories they have scored
GMS employees are -17% more likely to recommend GMS as a great place to work
| 33% | Promoters |
|---|---|
| 17% | Passives |
| 50% | Detractors |
Working at GMS is rated below average by 18 employees, across various culture dimensions. GMS employees rate Professional Development highest among all categories, and think that Compensation and Environment have the most room for improvement, putting GMS’s culture in the Bottom 15% compared to similar sized companies on Comparably and in the Bottom 25% compared to other companies in Atlanta. See below in detail how working at GMS was rated by employees.
Overall Company Culture at GMS is rated D
Last updated months ago
GMS ranks in the Bottom 15% of other companies on Comparably with 201-500 Employees for Overall Company Culture Score
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Anonymously Rate Your Experience & Make Work Better| Positive Reviews | 100% |
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| Constructive Feedback | 0% |
Telecommunications sector
| Headquarter | C\ San Maximo 9 Planta 2 Tucker, GA |
|---|---|
| Website | www.gms.es |
| Founding Date | 1971 |
| Tel | +34 902 08 91 00 |
| Company Status | Public |
| Stock | GMS |

18 employees at GMS have reviewed GMS 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 18 GMS employees give their leadership a grade of C-, or Bottom 35% of similar size companies. This includes specific ratings of their executive team, CEO, and manager.
Employees at GMS are mostly dissatisfied with their total compensation at GMS, which includes a combination of pay, stock and equity, and benefits.
Overall, employees at GMS are not very pleased with their team. 18 Participants grade the quality of their coworkers a D. Less than half believe the meetings at GMS are effective, and the majority look forward to interacting with their coworkers.
The majority of employees at GMS believe the environment at GMS is positive. Most Participants believe the pace of work at GMS is comfortably fast.
Overall, the employees at GMS are generally happy, based on their aggregated ratings of future outlook, customer perception, and their excitement going to work.

The prevailing opinion from employees about joining GMS is that the company was very unprepared on their first day. GMS employees concluded that their overall onboarding experience was negative. First impressions are important, and how prepared a company is on your first day leaves a lasting impression.
At this moment no GMS employees have provided insight into whether or not they clearly understand GMS' KPIs and OKRs.
GMS’s CEO Mike Callahan started in this role in 2018. Mike’s approval rate is in the Top 20% of all CEOs of similar-sized companies on Comparably, and in the Top 20% compared to the CEOs of all other companies in Atlanta. GMS’s CEO is highly regarded especially by employees with Over 10 Years experience and Female employees. Under Callahan’s leadership, GMS employee respondents are most happy about their Professional Development and the company’s Outlook. Compensation and Environment are two areas, according to respondents, where GMS could stand to see real improvement.
The GMS Executive Team is rated a “C-” and led by CEO Mike Callahan, VP, General Counsel & Corporate Secretary Craig Apolinsky, and Senior Vice President of Operations Richard Alan Adams
Mike Callahan CEO / President
Mike Callahan serves as the CEO / President of GMS.
Craig Apolinsky VP, General Counsel & Corporate Secretary
Mr. Craig D. Apolinsky has been the Vice President, General Counsel and Corporate Secretary at GMS Inc. since July 2015.... read more
Richard Alan Adams Senior Vice President of Operations
Mr. Richard Alan Adams has been Senior Vice President of Operations of GMS Inc. since December 21, 2016. Mr. Adams... read more
How much do people at GMS get paid? See the latest salaries by department and job title. The average estimated annual salary, including base and bonus, at GMS is $122,401, or $58 per hour, while the estimated median salary is $178,727, or $85 per hour.
At GMS, the highest paid job is a General Counsel at $275,907 annually and the lowest is an Admin Assistant at $33,790 annually. Average GMS salaries by department include: Business Development at $134,737, Finance at $86,261, Customer Support at $53,032, and Sales at $345,547. Half of GMS salaries are above $178,727.
6 employees at GMS rank their Compensation in the Bottom 10% of similar sized companies (based on 18 ratings) while 5 employees at GMS rank their Perks And Benefits in the Bottom 15% of similar sized companies (based on 6 ratings).
Last updated months ago.
| Summary | Salary Range | Percentile |
|---|---|---|
1st Percentile $82k | $82k | 1st Percentile |
20th Percentile $129k | $129k | 20th Percentile |
40th Percentile $175k | $175k | 40th Percentile |
60th Percentile $235k | $235k | 60th Percentile |
80th Percentile $272k | $272k | 80th Percentile |
100th Percentile $350k | $350k | 100th Percentile |
* Estimated salaries Estimated salaries are based on data provided anonymously by employees and/or estimated by other statistical methods.
Diverse employees at GMS score the company 61/100 across various culture categories, placing GMS in the Bottom 20% of companies on Comparably with 201-500 Employees for Comparably's diversity score. The Diversity score provides insights into how diverse employees feel and rate their work experience at GMS across various culture dimensions.
GMS' PTO and Vacation policy typically gives 10-15 days off a year with 0% of employees expected to be work free while out of office. GMS' benefits and PTO Package averages to represent a $500 -$1000 cash value per month.

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In 2019, GMS applied for 1 H1B visas. Of the work permits applied for, 100% were approved.
H1B Applications Outcome
This data was calculated using publicly sourced data from OFLC Performance Data

Candidates By Department
Sales | 100% |
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Candidates By Location
Alpharetta | 100% |
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What is GMS address?
GMS location is at C\ San Maximo 9 Planta 2
Who is the CEO of GMS?
GMS CEO is Mike Callahan, their score by employees is 75
What is GMS eNPS?
The eNPS for GMS is -17
What is GMS revenue?
GMS revenue is $2B
What is the salary for Technical Support in GMS?
Technical Support average salary in the US is 49k