Winmar Advisory Team

Lance LJ Marine

Lance LJ Marine leads Winmar Advisory’s Development, Advisory, and Investments initiatives with over 20 years of experience and a $2 billion track record, providing property owners and hospitality partners with comprehensive strategies for portfolio optimization, growth, and large-scale projects on a national and DC Metro level. Overseeing projects from concept to completion, he aligns each phase with clients' goals to ensure successful outcomes. Previously, as Senior Vice President at CBRE, Inc., Lance was a top producer and a leader in diversity and inclusion. His industry expertise and strategic insight continue to set a high standard in development and advisory.

Edwin Villegas

Edwin is the founder of Winmar Construction, a distinguished Commercial General Contractor specializing in interior and new construction across Multi-Family, Hospitality, Retail, and Office sectors. With over 25 years of expertise, he leads Investment Services at Winmar Advisory, boasting a track record in national and international investment ventures alongside field proficiency.

Dawn McDonald

As the CFO of Winmar Advisory and Winmar Construction for 9 years, Dawn oversees all financial aspects, managing internal accounting, analyzing financial strengths and weaknesses, and ensuring overall financial success.

Tomm Boyer

With over 20 years of direct retail and development experience, Tomm provides strategic direction, leadership, and execution for development services at Winmar Advisory. He focuses on growing property assets, investments, and fee-based projects.

Andy Hotchkiss

As VP of Brokerage with 20 years of experience in Mid-Atlantic Real Estate, Andy offers strategic advisory services to hospitality clients across the region.

Nicholas Hunter

Nick Hunter is Vice President of Advisory at WINMAR Advisory, bringing more than 20 years of commercial real estate experience advising owners, investors, developers, nonprofit organizations, and public-sector clients. He provides strategic guidance throughout the real estate lifecycle, helping clients navigate complex decisions with a focus on long-term value, execution, and results. Nick's experience and relationship-driven approach further strengthen WINMAR's integrated advisory platform across the Mid-Atlantic.

Michael Sponseller

Michael Sponseller serves as Vice President of Advisory at WINMAR Advisory, bringing extensive experience in commercial real estate advisory, development, and investment throughout the Mid-Atlantic. He advises owners, developers, investors, and institutions on acquisitions, dispositions, entitlements, land strategy, and complex development opportunities. Drawing on decades of experience across mixed-use, residential, industrial, retail, and senior housing projects, Michael helps clients navigate every stage of the real estate lifecycle with a strategic, execution-focused approach.

Dimitri Apostolopoulos

Dimitri Apostolopoulos leads our asset optimization program with over 34 years of experience and more than 1,100 properties sold. His vast experience spans the management of complex domestic and international transactions exceeding $100 million. Catering to high-net-worth investors, Dimitri offers strategic guidance on portfolio optimization, market trends, and regulatory challenges. His leadership ensures that partners receive invaluable insights and seamless management of high-value assets, positioning him as a trusted advisor local and national markets.

David Friedman

Leading Winmar Advisory’s Healthcare Advisory division with distinction is David, who brings 20 years of comprehensive experience in commercial leasing and asset management to the table. His expertise spans oversight and leasing for diverse portfolios valued at over $8 billion, catering to both private and institutional owners. Complementing his real estate acumen is a decade-long tenure in clinical healthcare, specializing in interventional radiology, spinal care, and orthopedics. David's multifaceted background positions her as a strategic leader, offering invaluable direction and transaction management services to healthcare clients throughout the Washington DC metro area.

Ashwani Ahluwalia

Leading our Food and Beverage division with unparalleled expertise is Ashwani, boasting a monumental background as a Chef, Owner, and Operator of renowned establishments internationally. With over three decades of experience, he has spearheaded operations for restaurants and hotels, orchestrating revenue growth and delivering exceptional culinary experiences. Ashwani's strategic vision and culinary finesse make him an invaluable asset as he guides our F&B venture.

Felipe Serpa

Felipe Serpa is a real estate developer with deep expertise in urban development, overseeing projects from acquisition through entitlement, permitting, and construction. At Winmar Advisory, he leads development execution, deal sourcing, and capitalization strategy, drawing on over 15 years of experience delivering complex multifamily, mixed-use, and master-planned developments in dense urban markets like New York City and Washington, D.C.

Prior to joining Winmar, Felipe managed full-cycle development across ground-up, adaptive reuse, preservation, and land entitlement projects. His portfolio spans both affordable and market-rate housing, including LIHTC and tax-exempt bond financing, as well as mixed-capital stack structures. He is focused on creating value across diverse real estate development executions that generate long-term impact and returns.

Sophia Gerohristodoulos

As a Hospitality Advisor based in the DC Metro, Sophia advises clients nationally throughout the real estate lifecycle, offering strategic market optimization and site selection for Hospitality Operators and Property Owners.