B. Quentin Foster is a net lease acquisition strategist & broker with more than 25 years of experience and hundreds of millions in transactions as broker and principal.
Through NNN Triple Net-Properties, Foster exclusively represents buyers acquiring triple-net, NNN/STNL properties and DSTs. He works with each client to define the right investment based on their goals, risk profile, location, tenant, credit, lease, term, financing, 103, and exit—recognizing that every buyer has different parameters.
Foster’s background includes creating Broker Investment Guide, the first CRE investment MLS, in Newport Beach; developing CoStar Exchange, CoStar Group’s first investment property MLS platform; and founding Net-Trade-MLS, the first MLS focused exclusively on net lease assets. This combination of brokerage and market-data expertise provides a unique perspective on how net lease assets are sourced, evaluated, and selected.
The Triple Net-Properties / NNN Buyside team includes experienced professionals in net lease transactions, marketing, and technology.
Professional Accomplishments
- 2025/2024 GlobeSt. Influencer in Net Lease – Individual/ Company (Net-Trade)
- Top Salesperson, CoStar – 2 years; 250+ clients
- M&A CoStar, Product Development, CoStar
- Top Producer, Marcus & Millichap – Retail, Office, Net Lease & Hotels
Affiliations & Memberships
- California Broker License: 00877652
- International Council of Shopping Centers (ICSC)
- Commercial Real Estate Investor Group
- Thunderbird School of Global Management MBA – Alumni
About NNNBuyside
NNNBuyside is a dedicated net lease acquisition advisory firm focused exclusively on representing buyers of single-tenant NNN assets across the United States. Founded on more than two decades of brokerage, platform innovation, and institutional market experience, NNNBuyside serves private investors, family offices, and sophisticated capital seeking stable, credit-backed income properties.