The Swig Company Announces Recent Leasing Activity at 501 Second Street

February 11, 2026

Building Nears Full Occupancy

The Swig Company has announced the signing of three leases totaling 33,000 square feet at 501 Second Street, bringing the building to 98% leased. New tenants include:

SignalFire, an AI-native venture capital firm that serves early-stage startups, from pre-seed to Series B, as they build and scale. Carter Beim and Michaela LaLanne of Colliers represented SignalFire.

Alkeon Capital, a privately owned SEC-registered investment advisor. Blake Walker of CBRE represented Alkeon Capital.

Contentful, Inc., a digital experience platform that lets teams create, manage, and deliver personalized content at scale across any digital channel. Peter Hamann of Cushman and Wakefield represented Contentful, Inc.

Mike McCarthy, Maddie Meyersieck and Brian McCarthy of Transwestern represented The Swig Company in all three transactions.

“We’re proud to have SignalFire, Alkeon Capital and Contentful as tenants of our building. Their continued presence speaks to the momentum at 501 Second and the growing concentration of innovative businesses here. These leases, together with other recent activity, have brought the building to near full occupancy, highlighting the strength of our location, amenities, and long-term investment in a well-designed space that resonates with leading companies,” said Stacia Keisner, Senior Vice President, Asset Management, The Swig Company.

In 2025, The Swig Company signed over 91,000 square feet of space at 501 Second Street.

The building is LEED Platinum Certified, Energy Star and WELL Health-Safety Rated. 501 Second Street has onsite parking, a Mothers’ Room, bicycle storage rooms, tenant storage and showers. Tenants also have access to The Terrace at 501, an outdoor gathering space. 

About The Swig Company:

The Swig Company, LLC is a privately owned, San Francisco-based real estate operator with an 89-year history of investment, development, partnership and management of commercial real estate properties in major U.S. markets. Founded by Benjamin H. Swig in 1936, The Swig Company is guided by a long-term investment perspective that has proven adept at stewarding investors safely through multiple market cycles. The company’s vertically integrated operational platform, which includes investment, asset and property management, and leasing expertise, uses flexibility, generational thinking and sensitivity to sustainable practices to stay at the forefront of emerging trends in the commercial real estate industry.  For more information, visit: www.swigco.com.