Summer Street Advisors promotes Courtney Mullen to vice president of operations

Summer Street Advisors has promoted Courtney Mullen to vice president of operations as the Westport-based commercial real estate advisory firm scales nationally. The move follows 250% revenue growth, a 42% rise in its institutional client base and more than 1,200 advisory engagements a year.

Why it matters: - The promotion puts a key operator in charge of functions that affect how Summer Street Advisors grows, hires, markets and serves clients. - Courtney Mullen’s expanded role comes as the firm reports rapid growth and a larger national footprint. - The appointment signals SSA is trying to support scale without slowing service delivery across commercial real estate advisory work.

What happened: - Summer Street Advisors, LLC announced the promotion of Courtney Mullen to vice president of operations. - The firm is based in Westport, Connecticut, and describes itself as a national commercial real estate advisory firm with more than $10 billion in completed transactions and due diligence assignments. - The promotion was announced on November 3, 2026. - Summer Street Advisors said the move recognizes Mullen’s role in the firm’s growth.

The details: - Mullen will oversee strategic operations, business development, project management, marketing, human resources and client relations. - Mullen leads a nationwide network of more than 1,000 professionals across four departments. - The firm said Mullen’s initiatives improved operational margin efficiency by 170.2%. - Summer Street Advisors said it has achieved 250% revenue growth during Mullen’s tenure. - The firm said its institutional client base increased by 42% during that period. - Summer Street Advisors said it now handles more than 1,200 advisory engagements a year across commercial real estate asset classes. - Founder and Managing Director Jack Mullen said Courtney Mullen has been central to the firm’s growth, including the systems supporting the team and the relationships behind client work. - Courtney Mullen will work closely with the executive leadership team on long-term strategy and growth opportunities. - Mullen said she is grateful for the team and leadership trust and wants to keep building the firm’s national presence. - Outside commercial real estate, Mullen previously served as president of KITO, a nonprofit that supports vocational education in Tanzania.

Between the lines: - The promotion suggests SSA is formalizing leadership around operations as the firm handles more clients and more advisory volume. - The emphasis on margin efficiency points to a focus on scaling profitably, not just adding business. - Naming Mullen as a cross-functional leader across operations, growth and client work suggests SSA wants tighter coordination as its national reach expands.

What's next: - Mullen will help shape SSA’s long-term strategy with executive leadership. - SSA is positioning for additional growth as client needs and market conditions change. - The firm will continue serving sponsors, developers, financing institutions, fund managers, insurance companies, pension funds and family offices across transaction management, capital markets and asset management.

The bottom line: - Summer Street Advisors is elevating an internal leader to help manage rapid expansion and keep its advisory platform operating at scale.