Retool Renews 55,000 SQFT at the Hamm’s Building, 1550 Bryant St., as San Francisco Tenants Keep Space in a Tightening Market

Software company Retool renewed its 55,000-square-foot headquarters at the former Hamm's brewery building at 1550 Bryant St., according to CBRE, as rising rents and a shrinking supply of move-in-ready space make staying put more attractive for growing San Francisco tech companies.