Reworld Waste Executive and Leadership Team

August, 2026

Leadership Overview

Reworld Waste has 10 executives leading key functions including strategy, technology, information systems, finance, revenue, operations, human resources, and regional management.

Focused on sustainable resource recovery, Reworld Waste transforms industrial waste into renewable energy while maintaining rigorous environmental compliance standards across all North American operations.

Leadership Roles at Reworld Waste

  • President & Chief Executive Officer - Azeez Mohammed
  • Chief Financial Officer - Gregg Kam
  • Finance Region Chief Financial Officer & Vice President (East) - Sandy Oleyar
  • Chief Operating Officer - John Klett
  • Chief Operating Officer, Region Covanta (East) - Johnny Walker
  • Regional Chief Operating Officer - Ahmed Bashir Mahmoud
  • Chief Technology Officer - Abdurrahman Khalidi
  • Chief Information Officer - Shridhar Karale
  • Chief Revenue Officer - John Bradford
  • Executive Vice President & Chief Human Resources Officer - Amy Plasha
  • Azeez Mohammed - President & Chief Executive Officer

    Azeez Mohammed, the President & Chief Executive Officer at Reworld Waste, directs the overarching strategic vision for the organization. Mohammed oversees the integration of waste management services with advanced environmental protection protocols. By aligning corporate objectives with sustainability goals, the President & Chief Executive Officer ensures the company maintains a competitive edge in the industrial waste sector. This leadership role involves constant engagement with the Board to drive long-term growth and operational excellence. Through the optimization of renewable energy recovery processes, Azeez Mohammed secures the company's position as a leader in resource management. The President & Chief Executive Officer manages the expansion of service capabilities across diverse industrial markets, ensuring that all waste handling processes meet strict regulatory requirements while delivering significant value to clients seeking reliable environmental solutions.
    Azeez Mohammed

    Gregg Kam - Chief Financial Officer

    Gregg Kam, the Chief Financial Officer at Reworld Waste, manages the fiscal health and capital allocation strategies for the company. Kam oversees financial planning, budgeting, and reporting processes that support the expansion of waste management services. By analyzing market trends in renewable energy and industrial waste, the Chief Financial Officer ensures the company maintains a strong balance sheet. This role involves coordinating with other C-suite leaders to fund infrastructure projects and technology upgrades. Gregg Kam drives financial performance by identifying cost-saving opportunities within the resource recovery and recycling divisions. The Chief Financial Officer monitors economic indicators to guide investment decisions that reduce client liability and enhance environmental impact. Through rigorous financial oversight, Kam secures the necessary resources to sustain long-term growth, ensuring that the company remains a financially stable partner for industrial clients across the country.

    Sandy Oleyar - Finance Region Chief Financial Officer & Vice President (East)

    Sandy Oleyar, the Finance Region Chief Financial Officer & Vice President (East) at Reworld Waste, directs the financial operations for the eastern regional market. Oleyar oversees regional budgeting, cost control, and financial reporting to ensure local profitability. By monitoring the performance of waste management facilities in the eastern territory, the Finance Region Chief Financial Officer & Vice President (East) provides critical data to support corporate decision-making. This role involves managing regional capital expenditures and ensuring that all financial activities comply with corporate standards. Sandy Oleyar drives the optimization of regional resource recovery processes to improve margins. The Finance Region Chief Financial Officer & Vice President (East) coordinates with local operational managers to align financial resources with regional service demands. Through diligent financial management, Oleyar supports the company's broader mission of providing sustainable environmental services across the eastern region.

    John Klett - Chief Operating Officer

    John Klett, the Chief Operating Officer at Reworld Waste, directs the daily operational activities across the company's national facility network. Klett oversees the logistics of waste collection, processing, and energy recovery to ensure maximum efficiency. By standardizing operational procedures, the Chief Operating Officer maintains high levels of safety and regulatory compliance. This role involves coordinating with regional leadership to optimize the performance of wastewater treatment and recycling plants. John Klett drives the implementation of lean manufacturing principles to reduce waste and improve resource recovery rates. The Chief Operating Officer manages the supply chain for renewable fuel production, ensuring that all processes meet the specific needs of industrial clients. Through the oversight of complex operational workflows, Klett ensures that the company delivers consistent, high-quality environmental services, supporting the overall mission of transforming waste into valuable resources.

    Johnny Walker - Chief Operating Officer, Region Covanta (East)

    Johnny Walker, the Chief Operating Officer, Region Covanta (East) at Reworld Waste, directs the operational performance of facilities within the eastern region. Walker oversees the daily management of waste processing and energy recovery plants to ensure operational continuity. By implementing site-specific safety protocols, the Chief Operating Officer, Region Covanta (East) maintains strict adherence to environmental regulations. This role involves managing regional logistics and ensuring that waste materials are handled according to the company's high standards. Johnny Walker drives the improvement of facility throughput and resource recovery efficiency. The Chief Operating Officer, Region Covanta (East) coordinates with regional teams to address operational challenges and optimize service delivery for industrial clients. Through the effective management of regional assets, Walker ensures that the company meets its sustainability goals while providing reliable waste management solutions throughout the eastern market.

    Ahmed Bashir Mahmoud - Regional Chief Operating Officer

    Ahmed Bashir Mahmoud, the Regional Chief Operating Officer at Reworld Waste, directs the operational strategy for assigned geographic territories. Mahmoud oversees the integration of waste management services and renewable energy processes at the regional level. By focusing on operational excellence, the Regional Chief Operating Officer ensures that all facilities meet performance targets and environmental compliance requirements. This role involves managing regional teams to optimize the handling of industrial waste and wastewater treatment. Ahmed Bashir Mahmoud drives the adoption of best practices to enhance resource recovery and reduce environmental impact. The Regional Chief Operating Officer coordinates with corporate leadership to align regional activities with the company's overall mission. Through the oversight of regional operations, Mahmoud ensures that the company provides consistent and reliable environmental services, supporting the growth and sustainability objectives of the organization across the assigned market.

    Abdurrahman Khalidi - Chief Technology Officer

    Abdurrahman Khalidi, the Chief Technology Officer at Reworld Waste, architects the technical infrastructure required for complex waste-to-energy conversion. Khalidi oversees the research and development of proprietary systems designed to handle high-risk materials safely. By implementing innovative engineering solutions, the Chief Technology Officer improves the efficiency of metal recycling and product repurposing initiatives. This role requires close collaboration with operational teams to integrate new technologies into existing facilities. Abdurrahman Khalidi drives the adoption of advanced monitoring tools that ensure environmental compliance and safety across all sites. The Chief Technology Officer manages the technical roadmap, focusing on scaling renewable fuel production to meet evolving market demands. Through continuous technical refinement, Khalidi enhances the company's ability to transform waste into valuable resources, thereby reducing the environmental footprint for industrial clients throughout the North American market.

    Shridhar Karale - Chief Information Officer

    Shridhar Karale, the Chief Information Officer at Reworld Waste, directs the digital transformation and data management strategies for the enterprise. Karale oversees the implementation of secure information systems that support wastewater treatment and industrial waste tracking. By optimizing data architecture, the Chief Information Officer ensures seamless communication between regional facilities and corporate headquarters. This leadership role involves protecting sensitive operational data while providing actionable insights to improve resource recovery efficiency. Shridhar Karale manages the cybersecurity framework to mitigate risks associated with industrial waste management services. The Chief Information Officer drives the integration of digital platforms that streamline regulatory reporting and client transparency. Through the deployment of robust information technology, Karale supports the company's mission to provide reliable environmental services, ensuring that all digital assets remain aligned with the broader strategic goals of the organization.

    John Bradford - Chief Revenue Officer

    John Bradford, the Chief Revenue Officer at Reworld Waste, directs the commercial strategy and sales operations for the organization. Bradford oversees the acquisition of new industrial clients and the expansion of existing service contracts. By aligning sales efforts with the company's environmental service capabilities, the Chief Revenue Officer ensures consistent revenue growth. This leadership role involves developing market-specific strategies for high-risk material handling and wastewater treatment solutions. John Bradford drives the development of client-focused programs that emphasize the value of renewable energy recovery. The Chief Revenue Officer manages the sales pipeline, ensuring that the company effectively communicates its sustainability benefits to a broad range of industrial partners. Through the execution of targeted commercial initiatives, Bradford expands the company's market presence, ensuring that revenue targets are met while maintaining the highest standards of regulatory compliance and environmental protection.

    Amy Plasha - Executive Vice President & Chief Human Resources Officer

    Amy Plasha, the Executive Vice President & Chief Human Resources Officer at Reworld Waste, directs the talent management and organizational development strategies. Plasha oversees recruitment, training, and employee engagement programs that support the company's specialized workforce. By fostering a culture of safety and environmental stewardship, the Executive Vice President & Chief Human Resources Officer ensures that all staff members remain aligned with corporate values. This leadership role involves designing compensation and benefits structures that attract top talent in the environmental services industry. Amy Plasha drives initiatives that promote diversity and professional growth across all departments. The Executive Vice President & Chief Human Resources Officer manages internal communications to ensure that employees understand the company's mission and operational goals. Through the development of a highly skilled and motivated team, Plasha supports the company's ability to provide reliable waste management and energy recovery solutions.

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    Frequently Asked Questions Regarding Reworld Waste Top Executives and Leadership Team

    Who leads Reworld Waste?
    Reworld Waste is led by Azeez Mohammed (President & Chief Executive Officer), along with executives such as Gregg Kam (Chief Financial Officer) and Sandy Oleyar (Finance Region Chief Financial Officer & Vice President (East)).
    Who is part of Reworld Waste’s executive team?
    The executive team of Reworld Waste includes leaders such as Azeez Mohammed (President & Chief Executive Officer), Gregg Kam (Chief Financial Officer), Sandy Oleyar (Finance Region Chief Financial Officer & Vice President (East)) and other senior executives.
    How many executives does Reworld Waste have?
    Reworld Waste has 10 executives leading key business areas.
    What roles are included in Reworld Waste’s leadership team?
    The leadership team of Reworld Waste includes roles such as President & Chief Executive Officer, Chief Financial Officer, Finance Region Chief Financial Officer & Vice President (East), Chief Operating Officer, Chief Operating Officer, Region Covanta (East).