Azureon Acquires Northstar

May 2025

Newark, New Jersey

O2 Investment Partners is pleased to announce that through its pool care platform Azureon, it has made an investment in and partnered with Northstar Pool Co. (“Northstar”), an Allendale, NJ based company (www.northstarpoolsnj.com). Terms of the investment were not disclosed.

Founded in 1999, Northstar is a full-service pool maintenance company that provides residential weekly maintenance, pool opening & closing, pool equipment repair & upgrades, and other services to customers throughout New Jersey. The partnership bolsters the operations of nearby Azureon member brand Aqua Doctor, led by Maria Keselman.

“We look forward to unlocking our full potential through this partnership and elevating our pool care offerings to the next level,” said Brian Siegel, President of Northstar. “We thank O2 for supporting our growth goals and we look forward to what our team can accomplish as part of Azureon.”

Northstar marks Azureon’s ninth acquisition as the platform continues its Northeast expansion strategy. Isaac Keselman, Chief Operating Officer at Azureon, commented, “We’re thrilled to welcome Northstar to the Azureon family. The Northstar team prioritizes excellent customer service and operates in a region where Azureon continues to prioritize growth, representing an excellent fit for the platform. Maria Keselman and everyone at Aqua Doctor are incredibly excited to work with both Brian and Kate Siegel, who are each incredibly talented operators, along with the entire Northstar team.”

Northstar will maintain significant ownership in the platform, and will immediately have access to ample operational support, resources, and technology from Azureon and its executive leadership team.

John Tisera, CEO at Azureon, commented, “We are happy to have Brian and Kate join the platform and we welcome them and the Northstar team to the group. The partnership with Northstar continues our progress towards leading the New Jersey market and providing the highest quality pool service across the Northeast.”

About Northstar

Founded in 1999, Northstar is a full-service pool maintenance company that provides residential weekly maintenance, pool opening & closing, pool equipment repair & upgrades and other services to customers throughout New Jersey. Additional information is available at www.northstarpoolsnj.com.

About Azureon
Azureon is a leading provider of pool care services in the United States. With ten locations across five states, Azureon provides a comprehensive suite of services, including pool maintenance, repair, upgrades, renovations, and design/build solutions to customers across the Northeast. Additional information is available at www.azureon.com.

About O2 Investment Partners
O2 Investment Partners is a Midwestern-based private equity firm that seeks to invest in lower middle-market niche services, technology, and select industrial companies. The firm invests in businesses with earnings growth potential and a clear path to creating shareholder value. O2 invests to partner with management to build and grow the business and take it to its next stage of development. This requires a clear vision and strategic plan to create shareholder value, close partnership, and alignment of interest with management. For additional information, please visit www.o2investment.com.

For additional information, please visit www.o2investment.com.

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