Real estate investment with integrity

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Driven by vision, value & ownership

At AAM 15 Management, our mission is to create long-lasting value through smart investments, strategic management, and trusted partnerships.

At the core of every investment we make is a simple but powerful belief: that success is measured not just by returns, but by the strength of the relationships we build along the way.

Map of northeastern United States with red dots marking multiple locations concentrated in New England and one in Florida.

We seek opportunities in high-growth markets along the East Coast

Analyzing what drives a market

Our portfolio was built on the idea that every investment is a shared journey. We don’t just look at numbers. We look at the people, the neighborhoods, and the heartbeat of a market. Our approach is a hands-on effort to find real estate assets with potential and transform them into category leaders—places where people thrive, businesses grow, and communities evolve.

Identifying long-term potential

Our story plays out across the East Coast’s most dynamic urban and suburban cores. We seek out hotels, multifamily residences, mixed-use developments, and commercial spaces. We’re drawn to markets where momentum feels underway, pointing to long-term value.

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A relationship-driven approach to real estate investment strategy

Collaborate with our trusted network

Our edge lies in the connections we’ve cultivated. We know who to call, when to act, and how to create value with precision. But most of all, we know how to build trust. With investors. With partners. With tenants and team members.

Strong relationships yield strong outcomes

When you put people first, the numbers follow. From the earliest days of AAM 15, Founder & CEO David R. Masse has been a guiding force, his ability to build and sustain meaningful relationships one of AAM 15’s greatest assets.

Three women standing indoors, with the middle woman holding a check and wearing a shirt that says 'ONE MISSION.'

We’re committed to giving back to the community

Over $750,000 donated

AAM 15 is proud to invest in more than just real estate. We look forward to what’s next, and to sharing the journey with those who believe in building with care and purpose.

From North Shore Community College scholarships that open doors for aspiring students to One Mission contributions to support families fighting pediatric cancer, we invest in brighter futures and stand beside communities when it matters most.

Leadership

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David R. Masse

Founder and CEO
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Jennifer Moylan

Chief Operating Officer/Chief Financial Officer
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Craig Pfannenstiehl

Chief Investment Officer

Join AAM 15 Management

We invest in people the same way we invest in properties: with care, intention, and a focus on long-term growth. If you’re looking to build a career with a company that values relationships, diverse perspectives, and meaningful outcomes, we’d love to hear from you.

A long history of results

2025

Maple Square Opens

Grand opening of Maple Square Residences (Danvers multifamily).
2025

Turner Hill Wedding Award

Best Weddings by The Knot for the third time at the Mansion at Golf Club Turner Hill.
2025

Hilton Make It Right Award

Embassy Suites Portland awarded Hilton Make It Right Award.
2025

Global 100 Recognition

Best Real Estate Firm of the Year (USA).
2025

Kelly’s Brand Acquired

Kelly’s Roast Beef brand acquired and expanded to four MA locations.
Glass office entrance doors with frosted windows displaying the logo 'AAM 15 Real Estate Investment & Management' and the number 100 above the doors, with a plant on the left and a modern white geometric decorative object inside.