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Anonymously Rate Your Experience & Make Work BetterMarkWest Energy Partners employees are -34% more likely to recommend MarkWest Energy Partners as a great place to work
| 33% | Promoters |
|---|---|
| 0% | Passives |
| 67% | Detractors |
Working at MarkWest Energy Partners is rated average by 3 employees, across various culture dimensions. MarkWest Energy Partners employees are most satisfied about Meetings, Office Culture, and Team categories, putting MarkWest Energy Partners’s culture in the Top 40% compared to similar sized companies on Comparably and in the Bottom 45% compared to other companies in Denver. See below in detail how working at MarkWest Energy Partners was rated by employees.
Overall Company Culture at MarkWest Energy Partners is rated B-
Last updated months ago
MarkWest Energy Partners ranks in the Top 40% of other companies on Comparably with 1,001-5,000 Employees for Overall Company Culture Score
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Anonymously Rate Your Experience & Make Work BetterMarkWest Energy Partners processes natural gas in plays including the Marcellus and Utica shales
Our commitment to the health and financial well-being of our people.
| Headquarter | 1515 Arapahoe Street Tower 1 Denver, CO 80202 United States of America |
|---|---|
| Website | www.markwest.com |
| Founding Date | 1988 |
| Tel | 303-925-9200 |
| Company Status | Public |
MarkWest Energy Partners competitors include EnLink Midstream, EQT, Williams, and Marathon Petroleum. MarkWest Energy Partners ranks 2nd in Overall Culture Score on Comparably vs its competitors. See below how MarkWest Energy Partners compares to its competitors with CEO Rankings, Product & Services, NPS, Pricing, Customer Services, Overall Culture Score, eNPS, Gender and Diversity Scores.
3 employees at MarkWest Energy Partners have reviewed MarkWest Energy Partners 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 3 MarkWest Energy Partners employees give their leadership a grade of C, or Bottom 40% of similar size companies on Comparably. This includes specific ratings of their executive team, CEO, and manager.
Employees at MarkWest Energy Partners are generally satisfied with their total compensation at MarkWest Energy Partners, which includes a combination of pay, stock and equity, and benefits.
Overall, employees at MarkWest Energy Partners are pleased with their team. 3 Participants grade the quality of their coworkers a B+. The majority believe the meetings at MarkWest Energy Partners are effective, and the majority look forward to interacting with their coworkers.
The majority of employees at MarkWest Energy Partners believe the environment at MarkWest Energy Partners is negative. Most Participants believe the pace of work at MarkWest Energy Partners is moderate. About 100% of the employees at MarkWest Energy Partners work 8 hours or less.
Overall, the employees at MarkWest Energy Partners are not very happy, based on their aggregated ratings of future outlook, customer perception, and their excitement going to work.

The prevailing opinion from Comparably users in Denver about their company is that it was very prepared on their first day. Denver employees concluded that their overall onboarding experience was positive. 75% 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 MarkWest Energy Partners' KPIs and OKRs is essential for its success. Out of 3 MarkWest Energy Partners employees who’ve answered, “Are your company’s goals clear and are you invested in them?” 3 have said yes.
Frank’s approval rate is lower compared to CEOs at similar sized companies, putting Frank in the Bottom 5% of all CEOs of similar-sized companies on Comparably, and in the Bottom 5% compared to CEOs of all other companies in Denver. Frank Semple’s employees rank MarkWest Energy Partners in the Top 5% for Meetings, in the Top 20% for Office Culture, and in the Top 20% for Team. When compared to MarkWest Energy Partners’s competitors, Frank Semple ranks below both Marathon Petroleum CEO Gary Heminger and EnLink Midstream CEO Barry Davis.
The MarkWest Energy Partners Executive Team is rated a “D+” and led by CEO Frank Semple, VP Operations Sue Rayburn, and Vice President Brian Blount
Frank Semple CEO / President
Frank Semple serves as the CEO / President of MarkWest Energy Partners.
Sue Rayburn VP Operations
Sue Rayburn serves as the VP Operations of MarkWest Energy Partners.
Brian Blount Vice President
Brian Blount serves as the Vice President of MarkWest Hydrocarbon. Brian started at MarkWest Hydrocarbon in January of... read more
Paula Rosson Chief Administrative Officer & SVP
Paula Rosson serves as the Chief Administrative Officer & SVP of MarkWest Hydrocarbon. Paula started at MarkWest... read more
Michael Roberts Senior Applications Director
Michael Roberts serves as the Senior Applications Director of MarkWest Hydrocarbon. Michael started at MarkWest... read more
Bill Aicega Vice President Risk Management
Bill Aicega serves as the Vice President Risk Management of MarkWest Hydrocarbon. Bill started at MarkWest Hydrocarbon... read more
Dave Ledonne VP Operations -- NEBU Processing
Dave Ledonne serves as the VP Operations -- NEBU Processing of MarkWest Hydrocarbon. Dave started at MarkWest... read more
Kevin Kubat VP Operations OK.
Kevin Kubat serves as the VP Operations OK. of MarkWest Energy Partners.
How much do people at MarkWest Energy Partners get paid? See the latest salaries by department and job title. The average estimated annual salary, including base and bonus, at MarkWest Energy Partners is $104,868, or $50 per hour, while the estimated median salary is $99,944, or $48 per hour.
At MarkWest Energy Partners, the highest paid job is a Director of Sales at $212,610 annually and the lowest is an Admin Assistant at $44,221 annually. Average MarkWest Energy Partners salaries by department include: Customer Support at $66,910, HR at $126,382, IT at $65,101, and Finance at $106,434. Half of MarkWest Energy Partners salaries are above $99,944.
3 employees at MarkWest Energy Partners rank their Compensation in the Top 40% of similar sized companies in the US (based on 9 ratings) while 3 employees at MarkWest Energy Partners rank their Perks And Benefits in the Top 30% of similar sized companies in the US (based on 5 ratings).
Salaries contributed from MarkWest Energy Partners employees include job titles like Developer. Comparably data has a total of 1 salary records from MarkWest Energy Partners employees.
Last updated months ago.
| Summary | Salary Range | Percentile |
|---|---|---|
1st Percentile $60k | $60k | 1st Percentile |
17th Percentile $81k | $81k | 17th Percentile |
33rd Percentile $100k | $100k | 33rd Percentile |
50th Percentile $158k | $158k | 50th Percentile |
67th Percentile $216k | $216k | 67th Percentile |
83rd Percentile $243k | $243k | 83rd Percentile |
100th Percentile $286k | $286k | 100th Percentile |
* Estimated salaries Estimated salaries are based on data provided anonymously by employees and/or estimated by other statistical methods.
The Diversity score provides insights into how diverse employees feel and rate their work experience at MarkWest Energy Partners across various culture dimensions.
MarkWest Energy Partners' PTO and Vacation policy typically gives 20-30 days off a year. MarkWest Energy Partners' benefits and PTO Package averages to represent a $1000 -$1500 cash value per month.

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Candidates By Department
All Industries | 75% | |
|---|---|---|
Engineering | 25% |
Candidates By Location
Denver | 50% | |
|---|---|---|
Pittsburgh | 25% | |
Oklahoma City | 25% |
What is MarkWest Energy Partners address?
MarkWest Energy Partners location is at 1515 Arapahoe Street Tower 1
Who is the CEO of MarkWest Energy Partners?
MarkWest Energy Partners CEO is Frank Semple, their score by employees is 43
What is MarkWest Energy Partners eNPS?
The eNPS for MarkWest Energy Partners is -34
What is the salary for Product Manager in MarkWest Energy Partners?
Product Manager average salary in the US is 107k
What are the salaries in the Design in MarkWest Energy Partners?
The average salaries for Design in MarkWest Energy Partners is 118k