¹ WM Total Business including WM Legacy Operations & WM Healthcare Solutions.

² This is a non-GAAP financial measure. Please see the footnotes and tables that accompany WM’s financial earnings releases dated 1/29/2025, 2/12/2024, 1/31/2023 and 2/2/2022; available at investors.wm.com, for more information on WM’s use of non-GAAP measures and a reconciliation to the most comparable GAAP measures.

³ In 2024, we announced our temporary suspension of share repurchase activity as a result of the acquisition of Stericycle. We expect to resume share repurchase once the Company’s leverage returns to targeted levels, which is currently projected to be about 18 months after the November 2024 acquisition of Stericycle.

⁴ Facility count is inclusive of WM-owned-and-operated facilities on WM landfills.

⁵ WM Healthcare Solutions facilities include leased and owned facilities worldwide. WM Healthcare Solutions is defined as legacy Stericycle company data and information.

⁶ Collection Vehicles indicates the number of active vehicles that register more than 600 on-road hours within the reported year.

⁷ Alternative Fuel Vehicles include all vehicles that run on compressed natural gas (CNG) and liquefied natural gas (LNG) and does not account for on-road hours.

⁸ Increases in 2024 alternative fuel vehicles allocated to renewable natural gas were driven by increased availability of renewable fuel in the third-party market.

⁹ Global fleet of routed trucks, tractors, collection vans and small duty vehicles.

¹⁰ “Other” includes specialty materials such as used oil, tires and textiles.

¹¹ Inbound Recycling Contamination percentage is a key performance indicator that WM monitors and strives to reduce through recycling education (i.e., WM’s Recycle Right program) and continuous improvement. Those contaminated tons collected/received are not included in the Recovered Materials tons above.

¹² The Enterprise Net Promoter Score measures customer loyalty by looking at their likelihood of recommending a given business.

¹³ The Overall Customer Satisfaction metric measures customer satisfaction as a mean of all survey responses based on a scale of 1-10.

¹⁴ Tracking of customers within these categories began in 2022 as a result of technology upgrades. Prior to that, we tracked customers in line with our financial reporting categories, which differs from this classification (indicated by ‘N/A’ – Not Available).

¹⁵ Residential Customers include residences that have direct contracts with WM for curbside collection services.

¹⁶ Commercial Customers include those receiving services on a commercial collection route.

¹⁷ Industrial Customers include those that receive roll-off service.

¹⁸ Municipal Customers are defined as municipalities that have direct contracts with WM. These contracts include many residential customers as they provide services to a specific area, inclusive of all residents.

¹⁹ Our GHG Emissions Inventory Scope 1, 2 and 3 is third-party reviewed and verified annually.

²⁰ As aligned with Sustainability Accounting Standards Board (SASB) definitions, this includes only emission sources that are regulated under a permit-based mechanism.

²¹ As aligned with SASB definitions, this includes only emission sources that meet a regulatory threshold for reporting.

²² Location-Based reflects emissions from total electricity consumption. Market-Based reflects emissions associated with the retirement of renewable energy credits (RECs) in accordance with the GHG Protocol Corporate Standard.

²³ WM continues to improve our Scope 3 accounting and transparency by working closely with our suppliers and aligning with best practice methodologies. Not only does this result in fluctuations in reported emissions, but it may also lead us to shift emissions into different categories, eliminating some while expanding others.

²⁴ Biogenic Emissions are reported separately from WM’s Corporate GHG Inventory in line with the GHG Protocol Corporate Standard. These emissions are considered carbon neutral as they derive from decomposition of biological material. Biogenic Scope 2 emissions are associated with retired RECs from landfill gas-to-electricity.

²⁵ Carbon Intensity metrics reflect Scope 1 & 2 emissions normalized to $M net revenue and tons of waste disposed.

²⁶ Miles Driven Carbon Intensity metric reflects Scope 1 Collection Fleet emissions normalized to 1,000 miles driven.

²⁷ Avoided GHG Emissions per CO2_e is calculated by dividing total potential emissions avoided from Renewable Energy Generation, Reuse and Recycling of Materials and Carbon Permanently Sequestered by direct operating emissions (Scope 1 and 2).

²⁸ Landfill gas generated from waste is cyclical over a period of decades. The amount and rate of gas generation is dependent on several factors, including waste volume, composition, climatic factors and operational controls.

²⁹ Equipment Capacity is inclusive of WM-owned-and-operated and third-party facilities.

³⁰ Landfill gas converted to energy is a measure of energy produced at renewable energy facilities on WM landfills, inclusive of WM-owned-and-operated and third-party.

³¹ Note, landfill gas processed at a renewable energy facility has a higher energy content than the enterprise-wide average energy content.

³² Total Fuels are inclusive of fuels used in collection fleet, off-road fleet, facility heating, direct operations and aviation.

³³ Renewable Electricity is comprised of RECs generated from WM landfill gas-to-electricity facilities and then retired against WM’s direct electricity usage.

³⁴ Energy Intensity is enterprise-wide energy including electricity and fuels normalized to energy per 1,000 tons waste managed, $10k operating revenue and employee.

³⁵ Based on Formal Enforcement Actions as defined by US Environmental Protection Agency (EPA). Environmental Compliance Violations include Non-Compliance Associated with Air Emissions.

³⁶ Any release of a hazardous substance or oil exceeding USEPA-established reporting triggers.

³⁷ Air emissions data is reported in metric tons per year based on emissions at landfill sites only.

³⁸ TRI data reflects pounds contained in, or directed to, permitted Hazardous Waste Facilities. Data is reported a year behind (indicated by ‘N/A’ – Not Available).

³⁹ Waste generated in operations is calculated using an average waste and recycling generation tonnage per employee, per day for each of our facility types. Each WM facility type (i.e., landfill, hauling, recycling, office, etc.) has its own waste factor calculated based on historical waste audit data.

⁴⁰ Total Waste Generated includes only non-hazardous waste.

⁴¹ Water usage at sites without meters is estimated based on employee count.

⁴² Primary operational water uses include, but are not limited to, vehicle washing, dust suppression and landscaping.

⁴³ Days Away/Restricted or Transfer (DART) is calculated using serious injuries with lost time or restricted work as defined by the Occupational Safety & Health Administration (OSHA).

⁴⁴ 2024 data is WM Total Business including WM Legacy Operations & WM Healthcare Solutions. Data prior to 2024 does not incorporate any aspects of Stericycle operations.

⁴⁵ Includes Canada, Western Europe and India.

⁴⁶ In 2022, WM updated our methodology for calculating Salary Ratio to align with industry best practices, which resulted in a slight year-over-year difference. The updated methodology is an average of all female employees’ pay compared to all male employees’ pay.

⁴⁷ Percentage figures are a representation of plus or minus 1%.

⁴⁸ The composition of WM’s Senior Leadership Team varies, but as of year-end 2024, it was comprised of the following roles: Chief Executive Officer, Chief Sustainability Officer, Chief Financial Officer, Chief Legal Officer, Chief Operating Officer, Chief Human Resources Officer, Chief Customer Officer, Senior Vice President Operations East Tier, Senior Vice President Operations West Tier, Senior Vice President Enterprise Strategy and Chief Information Officer. Diverse and minority representation references both racial and ethnic characteristics self-identified by US team members only.

⁴⁹ WM Leadership is comprised of supervisors and above roles, including functional and/or people leaders. Diverse and minority representation references both racial and ethnic characteristics self-identified by US team members only.

⁵⁰ Race groups and population data are based on the categories provided by the US Census Bureau. This includes six single-origin race groups (White, Black or African American, American Indian or Alaska Native, Asian, Native Hawaiian or Other Pacific Islander and Some Other Race) and one multiple-origin race group (Two or More Races). Each race group is divided into two ethnic categories: Hispanic or Latino and non-Hispanic or non-Latino. This data aligns with EEO-1 reporting. Diverse and minority representation references both racial and ethnic characteristics self-identified by US team members only.

⁵¹ This includes the following: Employee chose not to report, “not specified” and/or employees in Canada and India.

⁵² Diverse and minority representation references both racial and ethnic characteristics self-identified by US team members only.

⁵³ These contributions support nonprofits that are part of our Innovative Employment Pathways (IEP) program.

⁵⁴ Environmental acres and projects reported here are actively managed through Wildlife Habitat Council certified programs.

⁵⁵ Not applicable in 2021 because, in 2022, we updated our reporting methodology to align with the 2030 Social Impact goal to positively impact people through targeted social impact programs.

⁵⁶ Diverse representation is voluntarily self-identified. Minority representation references both racial and ethnic characteristics self-identified by US directors only.

⁵⁷ The data presented above is annual total monetary contributions to and spending for political campaigns, political organizations, lobbyists or lobbying organizations, trade associations and other tax-exempt groups. Note: the amounts are based on the information provided by the association or organization. WM Employees Better Government Fund Political Action Committee (WMPAC) contributions are excluded and can be found in our publicly available disclosure Participation in the Political Process https://investors.wm.com/static-files/3013b95e-be0a-40a7-830f-22cdd9e3c50a

⁵⁸ WM’s SPEAK UP culture encourages employees to report issues and concerns through several channels, including directly to their manager, Human Resources, or Compliance and Ethics, or directly to the third-party-administered Integrity Helpline.

⁵⁹ Includes Human Resources (HR), Corporate HR Investigation Team, Corporate Security, Internal Audit, Senior Leadership, and Compliance and Ethics.

⁶⁰ Includes, but not limited to, harassment, discrimination, unprofessional behavior, employee relations, etc.

⁶¹ Includes, but not limited to, bribery, business practices, fraud, payroll fraud, etc.

⁶² Includes, but not limited to, burglary, identity theft, privacy concerns, property damage, workplace violence, etc.

⁶³ Includes, but not limited to, conflicts of interest, gifts and entertainment, etc.