Summer Street-backed Curtis Bay Medical Waste hires new CEO

Curtis Bay Medical Waste Services, a portfolio company of Summer Street Capital, appointed Jack Perko as President and CEO. Perko was formerly managing director of Australia’s Cleanaway Waste Management LTD. Curtis Bay is a regulated medical waste disposal company serving hospitals on the East Coast.

Press Release

Curtis Bay Medical Waste Services (, a leading regulated medical waste (RMW) disposal company serving a growing number of leading hospitals and health care providers across the East Coast Region, announced the appointment of Jack Perko as President and CEO.

“Jack is a hands-on leader with extensive experience in strategy, operations, safety, sales, and talent development within the waste management industry,” commented Brian D’Amico Managing Partner of Summer Street Capital, an investor in Curtis Bay. “Jack’s collaborative approach to leadership and his passion for helping companies realize their growth initiatives, is an ideal cultural fit at Curtis Bay.”

Jack Perko has over 25 years of experience in the environmental services sector, having held leadership positions at the industry’s largest waste services companies in the US and Australia. Prior to Curtis Bay, Jack was a Managing Director of Cleanaway Waste Management LTD, Australia’s largest, publicly traded waste management company with over 4,000 employees, 200 locations and $1B in annualized trading.  For over 20 years with Republic Services and Allied Waste, Jack held senior leadership positions across the East, South and Midwest regions in the US.  While at Republic Services and Allied Waste, Jack successfully developed and executed on business plans and market-based strategies, led several acquisition integrations, built and managed new regional teams, and earned recognition for safety and performance results.

At Curtis Bay, Jack will lead key strategic growth and operational initiatives. Brian D’Amico added, “Jack’s values and competencies naturally complement Curtis Bay’s focus on safety, compliance, operational efficiencies and growth, and we are all pleased to welcome Jack to the Curtis Bay team.”

Mr. Perko was introduced to Curtis Bay and Summer Street Capital through Tyler Frisbie at Global Recruiters of McKinney.

About Curtis Bay Medical Waste Services
Curtis Bay Medical Waste Services, headquartered in Baltimore, Maryland, provides comprehensive medical waste solutions including collection, transfer, transportation, recycling, waste reduction, sharps management, disposal, and consulting services to hospitals, medical offices, pharmacies and other healthcare providers.  A leader in the industry since 1991, Curtis Bay is focused on safety, compliance, and customer service.  Visit for additional information.

Summer Street Capital Partners LLC, founded in 1999, is a Buffalo, NY-based private equity fund manager with committed capital focused on investing in small-market companies.  Summer Street has made several investments in the environmental services sector, including Curtis Bay Medical Waste Services, Action Environmental Group, and Apple Valley Waste. The firm invests alongside talented managers, bringing capital and resources to support acquisitions and aggressive growth strategies. Summer Street seeks to invest $10-$40 million to support management buy-outs, family transitions, corporate divestitures, growth financings, and recapitalizations. Visit for additional information.

SOURCE Summer Street Capital Partners LLC

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