Company
We are Waste Harmonics Keter—your partner in handling complex waste operations.
What started in 2001 as a regional tech-focused waste services company, has evolved into a national partner to some of the largest companies in the country.
Growing steadily for nearly 25 years, we have become the choice provider for managed waste services by pairing high-touch, white-glove customer service with data-driven, tech-enabled programs. From developing proprietary monitoring technology to linking arms with other industry leaders to strengthen our operations, we have a storied history of doing what's needed to serve our customers well.
Today, we are honored to support more than 70,000 sites across North America with full-service waste and recycling solutions. Now with a refreshed brand launched in 2025, we remain focused on what we’ve always done best: listening to our customers, solving problems proactively, and delivering smart, sustainable waste solutions that scale.
Leadership

Robert Boucher
Chief Executive Officer

Robert Boucher
Chief Executive Officer
Robert Boucher is the Chief Executive Officer of Waste Harmonics Keter, bringing over 40 years of expertise in waste management, environmental services, and energy sectors.
With a proven track record of driving significant revenue expansion and leading numerous acquisitions, Robert has consistently propelled organizational growth and innovation. His leadership roles at Wheelabrator/Win Waste, Transpacific Industries, and Republic Services further highlight his expertise in P&L management, mergers and acquisitions, and sustainability frameworks. Robert’s leadership philosophy emphasizes accountability, team development, and innovation to deliver sustainable shareholder value and long-term success.

Deniz Mamakli
Chief Financial Officer

Deniz Mamakli
Chief Financial Officer
Deniz Mamakli is the Chief Financial Officer at Waste Harmonics Keter, where he leads financial strategy and drives operational transformation.
With over 25 years of experience across industries like consumer products, aerospace, defense, electronics and industrial manufacturing, Deniz has successfully led enterprise-wide initiatives that optimize cost structures, drive margin improvement, strengthen working capital management and enhance business value.

Stephen Mohan
Chief Commercial Officer

Stephen Mohan
Chief Commercial Officer
Stephen Mohan is the Chief Commercial Officer at Waste Harmonics Keter, where he leads business growth strategies and customer-centric operations.
With over 20 years of leadership experience, Stephen has driven operational efficiencies and enhanced profitability through roles at Vestis, Office Depot, and XPO Logistics. His achievements include transforming business models, implementing successful M&A strategies, and increasing enterprise value. Stephen is recognized for his results-oriented approach to leadership.

Trish Unwin
Chief People & Technology Officer

Trish Unwin
Chief People & Technology Officer
Trish Unwin serves as the Chief People & Technology Officer at Waste Harmonics Keter, leveraging over 25 years of experience in human resources, transformation, and organizational leadership.
Known for cultivating thriving workplace cultures, she has a proven ability to navigate complex stakeholder agendas and deliver impactful strategic results. Originally from Australia, she has worked across Asia and the U.S., applying her commercial acumen to accelerate organizational growth. Trish’s leadership style prioritizes employee value and operational excellence.

Mike Roy
Chief Operating Officer

Mike Roy
Chief Operating Officer
Mike Roy is the Chief Operating Officer at Waste Harmonics Keter, bringing over 30 years of experience in aligning technology with business strategy.
He is known for developing scalable processes, fostering strong client and vendor relationships, and driving technological innovation that align with organizational goals. Mike combines technical expertise with strategic leadership to ensure seamless integration and operational efficiency.

Allie Quinn
Executive Vice President of Strategy Transformation & Pricing

Allie Quinn
Executive Vice President of Strategy Transformation & Pricing
Allie Quinn is the Executive Vice President of Strategy and Transformation at Waste Harmonics Keter, where she defines the strategic vision of the organization and leads initiatives to realize value.
Her background in management consulting includes roles at Deloitte US Global Strategy and IBM Cyber Strategy & Risk, where she advanced market positioning and developed innovative growth strategies. Allie’s ability to align organizational transformation with business objectives ensures measurable success and sustained growth.
Where We’re Headed
Waste Harmonics Keter is raising the bar across the entire waste industry.
We’re building something bigger than a service.
We’re building real partnerships, real systems, and real solutions that help businesses thrive.