Sean Bastian

Senior Director, Capital Markets | Institutional Advisory

Sean Bastian

Senior Director, Capital Markets | Institutional Advisory


Sean Bastian

Sean Bastian is a senior director of Capital Markets | Institutional Advisory at Walker & Dunlop and is based in New York, New York. In this role, he is responsible for execution and origination efforts for commercial real estate loans and equity investments across asset classes nationwide. Over his nine years of commercial real estate experience, he has been involved in the underwriting, execution, and origination of more than $7 billion in debt and equity transactions.

Prior to Walker & Dunlop’s acquisition of AKS Capital Partners in 2020, Bastian served as a vice president at AKS Capital Partners, where he focused on facilitating capital placement for real estate developers, owners, and operators. Earlier in his career, he held roles at JLL, assisting in the underwriting and execution of debt and equity transactions for the firm’s top-producing capital markets group.

Bastian earned a bachelor’s degree in accounting from the Mendoza College of Business at the University of Notre Dame. In 2021, he was named to Commercial Observer’s Top 25 Debt Brokers and Lenders Under 35 in Commercial Real Estate Finance.

Sean Bastian is a senior director of Capital Markets | Institutional Advisory at Walker & Dunlop and is based in New York, New York. In this role, he is responsible for execution and origination efforts for commercial real estate loans and equity investments across asset classes nationwide. Over his nine years of commercial real estate experience, he has been involved in the underwriting, execution, and origination of more than $7 billion in debt and equity transactions.

Prior to Walker & Dunlop’s acquisition of AKS Capital Partners in 2020, Bastian served as a vice president at AKS Capital Partners, where he focused on facilitating capital placement for real estate developers, owners, and operators. Earlier in his career, he held roles at JLL, assisting in the underwriting and execution of debt and equity transactions for the firm’s top-producing capital markets group.

Bastian earned a bachelor’s degree in accounting from the Mendoza College of Business at the University of Notre Dame. In 2021, he was named to Commercial Observer’s Top 25 Debt Brokers and Lenders Under 35 in Commercial Real Estate Finance.

Sean Bastian in the news

Walker & Dunlop

Walker & Dunlop

Walker & Dunlop Arranges $128.5 Million Financing for The Arno in Houston’s River Oaks

May 18, 2026

Bloomberg

Walker & Dunlop

Wall Street Office-to-Housing Project Gets $779 Million in Loans

January 19, 2026

Commercial Observer

Walker & Dunlop

Walker & Dunlop Provides $116M Fannie Mae Refi for Yonkers Multifamily Complex

January 12, 2026

Walker & Dunlop

Walker & Dunlop Secures $112.5 Million Refinance for Brooklyn’s Coveted Ace Hotel

January 6, 2026

Commercial Observer

Walker & Dunlop

Circle F Capital Recaps One Park Row, Lands $77M Refi

December 31, 2025

Multi-Housing News

Walker & Dunlop

Manhattan Office-to-Residential Project Lands $867M Financing

December 23, 2025

Deals Closed

125 West 57th
Alexander Crossing
Ace Hotel Brooklyn
111 Wall Street

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