Marathon Petroleum | Sustainability & Chart

US56585A1025

Basic information on Marathon Petroleum

Location: United States

Industry: Mining, Oil & Gas

Website

Impact Score

Description Marathon Petroleum

Marathon Petroleum Corporation engages in refining, marketing, and transporting petroleum products. It is one of the largest petroleum refining companies in the United States.

Marathon Petroleum Sustainability Performance

Climate

15%

Renewable Energy

Marathon Petroleum obtains 1,2% of its energy from renewable energies. Target value per method: min. 100%

Greenhouse Gas Emissions

Marathon Petroleum emits 449,3 times its CO₂ budget of 89,915 tons of CO₂ equivalent. Target value per method: max. 100% of CO₂ budget

Supply Chain

Taking into account the entire supply chain, Marathon Petroleum emits 5 053,7 times its CO₂ budget of 89,915 tons of CO₂ equivalent. Target value per method: max. 100% of CO₂ budget

Recycling and Recovery of Waste

Marathon Petroleum recycles 44,4% of its waste. Target value per method: min. 75%

Society

64%

Union Formation and Collective Bargaining Power

Marathon Petroleum issues 20,5% collective agreements. Target value per method: min. 80%

CEO Pay Ratio

CEO Maryann T. Mannen earns 102 times the median salary of employees. Target value per method: max. 30 times

Employee Turnover Rate

Marathon Petroleum has an employee turnover rate of 6,7%. Target value per method: max. 10%

Harassment and Discrimination at the Workplace

Marathon Petroleum meets 4 quality criteria for handling harassment and discrimination at the workplace. Target value per method: 4 quality criteria

Gender

65%

Women on Board

Marathon Petroleum has 37% women across its top leadership and supervisory bodies. Target value per method: min. 40%

Gender Pay Gap

No data available for Marathon Petroleum. Target value per method: max. 3%

Women in Management

Marathon Petroleum employs 26% female managers. Target value per method: min. 40%

Glass Ceiling

The proportion of women in senior management at Marathon Petroleum is 208,3% of the proportion of women in the overall workforce. Target value per method: min. 90%

Sustainable [100]

Almost sustainable [67-99]

Moderate [34-66]

Not sustainable [0-33]

No data

Renewable Energy

Greenhouse Gas Emissions

Supply Chain

Waste Recycling

Sustainable [100]

Almost sustainable [67-99]

Moderate [34-66]

Not sustainable [0-33]

No data

We measure the sustainability of companies based on 12 criteria.Indicators range from 0 to 100: values from 0 to 33 are shown in red (“not sustainable”), values from 34 to 66 in yellow (“moderate”), values from 67 to 99 in light green (“almost sustainable”), and a value of 100 in green (“sustainable”). Learn more about our method.

Compare Marathon Petroleum with ...

Marathon Petroleum

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Impact Score

Climate

Society

Gender

15%

64%

65%

Marathon Petroleum

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Impact Score

Climate

Society

Gender

Sources of sustainability performance

Metric	Value	Unit	Year	PDF Name	PDF Page
CEO Pay Ratio
CEO name	Maryann T. Mannen		2025	2026_MPCProxyStatement_reduced.pdf	47
CEO-to-median-salary-ratio	102	Ratio	2025	2026_MPCProxyStatement_reduced.pdf	77
Employee Turnover Rate
Employee turnover	6,7	%	2025	2025_SustainabilityReport.pdf	52
Glass Ceiling
Executive board size	16	people	2025	sec-10-k-2025-annual-report.pdf	18
Women in workforce	18	%	2025	2025_SustainabilityReport.pdf	52
Women on executive board	6	people	2025	sec-10-k-2025-annual-report.pdf	18
Greenhouse Gas Emissions
Scope 1 emissions	33,9	million tonnes CO₂e	2025	2025_SustainabilityReport.pdf	49
Scope 2 emissions, location based	6,5	million tonnes CO₂e	2025	2025_SustainabilityReport.pdf	49
Number of employees	18 500	people	2025	sec-10-k-2025-annual-report.pdf	17
Harassment and Discrimination at the Workplace
Incident notification mechanism	Yes		2025	MPC_Code_of_Business_Conduct.pdf	8
Retaliation safeguards	Yes		2025	2025_SustainabilityReport.pdf	44
Anti-discrimination policy	Yes		2025	MPC_Code_of_Business_Conduct.pdf	11
Confidentiality mechanisms	Yes		2025	MPC_Code_of_Business_Conduct.pdf	26
Renewable Energy
Total renewable energy consumption	7,4	million gj	2025	2025_SustainabilityReport.pdf	49
Total energy consumption	0,6	billion gj	2025	2025_SustainabilityReport.pdf	49
Supply Chain
Scope 2 emissions, location based	6,5	million tonnes CO₂e	2025	2025_SustainabilityReport.pdf	49
Scope 1 emissions	33,9	million tonnes CO₂e	2025	2025_SustainabilityReport.pdf	49
Scope 3 emissions	414	million tonnes CO₂e	2025	2025_SustainabilityReport.pdf	49
Number of employees	18 500	people	2025	sec-10-k-2025-annual-report.pdf	17
Union Formation and Collective Bargaining Power
Collective bargaining agreements coverage	3 800	employees	2025	sec-10-k-2025-annual-report.pdf	31
Number of employees	18 500	people	2025	sec-10-k-2025-annual-report.pdf	17
Recycling and Recovery of Waste
Total waste generation	250	thousand tonnes	2025	2025_SustainabilityReport.pdf	50
Waste recycled	111	thousand tonnes	2025	2025_SustainabilityReport.pdf	50
Women on Board
Executive board size	16	people	2025	sec-10-k-2025-annual-report.pdf	18
Supervisory board size	11	people	2025	2026_MPCProxyStatement_reduced.pdf	11
Women on supervisory board	4	Women	2025	2026_MPCProxyStatement_reduced.pdf	11
Women on executive board	6	people	2025	sec-10-k-2025-annual-report.pdf	18
Women in Management
Women in management	26	%	2024	2024_Sustainability_pd.pdf	7

Note: The PDF pages given here refer to the page in the PDF document, which is not necessarily the one found in the footer of the page. For example, page 10 is the 10th page in the document, even if it is labeled as page 8.

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