SAN DIEGO — February 11, 2026
Executive Summary
Golden Columbia, a real estate investment platform sponsored by GANMI Corporation, has announced the closing of its acquisition of One Columbia Place and Two Columbia Place, two Class A office properties located in downtown San Diego. The transaction includes One Columbia Place, a 27-story, 556,943-square-foot office tower at 401 W A Street, and Two Columbia Place, a 12-story, 150,680-square-foot office building at 1230 Columbia Street. According to the company, the acquisition initiates a long-term repositioning strategy designed to transform the combined properties into an experience-driven workplace destination. Golden Columbia stated that the strategy will focus on enhancing tenant experience, integrating premium food and amenity concepts, and strengthening the properties’ role within the broader downtown San Diego ecosystem.
Announcement Overview
Golden Columbia confirmed the successful closing of its acquisition of One Columbia Place and Two Columbia Place in downtown San Diego. The two buildings together comprise approximately 707,623 square feet of Class A office space and are located within San Diego’s central business district.
The company stated that the acquisition represents the formal launch of a long-term repositioning initiative aimed at elevating the properties beyond traditional office use. Rather than pursuing incremental cosmetic updates, Golden Columbia indicated that it intends to implement a phased transformation centered on workplace experience, hospitality-level service standards, and integrated amenity offerings.
According to Golden Columbia, the properties’ location, scale, and existing fundamentals provide a foundation for a broader redevelopment strategy intended to support tenants, employees, and the surrounding urban environment. The firm emphasized that its approach is structured around long-term ownership, disciplined capital deployment, and operational oversight rather than short-term transactional objectives.
Key Announcement Details
- Announcement type: Closed acquisition and strategic repositioning launch
- Acquiring entity: Golden Columbia
- Sponsoring entity: GANMI Corporation
- Investment platform type: Long-term real estate investment and operating platform
- Asset names: One Columbia Place; Two Columbia Place
- Asset classification: Class A office real estate
- Market segment: Urban core central business district office
- Geographic market: Downtown San Diego, San Diego, California, United States
- Address – One Columbia Place: 401 W A Street, San Diego, California
- Address – Two Columbia Place: 1230 Columbia Street, San Diego, California
- Building height – One Columbia Place: 27 stories
- Building height – Two Columbia Place: 12 stories
- Gross building area – One Columbia Place: 556,943 square feet
- Gross building area – Two Columbia Place: 150,680 square feet
- Combined gross square footage: 707,623 square feet
- Transaction status: Acquisition closed
- Strategic objective: Long-term repositioning and workplace experience transformation
- Repositioning focus: Experience-driven office destination development
- Amenity strategy: Premium food hall concepts; best-in-class shared amenities; hospitality-level service integration
- Operational philosophy: Owner-operator model; long-term value creation; disciplined capital deployment
- Implementation structure: Phased enhancement program
- Tenant strategy: Tenant retention; tenant engagement; leasing repositioning
- Leasing mandate: Exclusive leasing representation appointed
- Exclusive leasing agent: JLL
- JLL leasing team members: Tony Russell; Richard Gonor; Pascal Aubry-Dumand; Ryan Taquino
- Property management mandate: Full-service property operations and tenant service delivery
- Property manager appointed: CBRE
- Service delivery objective: Hospitality-standard operational management
- Stated repositioning vision: Workplace reimagined as destination
- Broader ecosystem objective: Contribution to downtown San Diego revitalization
- Ownership horizon: Long-duration asset hold strategy
- Capital approach: Disciplined, data-informed capital allocation
- Execution framework: Quality-driven development; phased capital improvements; operational oversight
Strategic Context
Golden Columbia stated that the acquisition is aligned with its long-term real estate investment approach focused on acquiring high-quality assets in strong urban markets and enhancing their performance through active management and repositioning. The company indicated that the downtown San Diego market remains a strategic location given its connectivity, established business presence, and urban infrastructure.
According to Golden Columbia, the repositioning strategy reflects evolving tenant expectations within the office sector. The company noted that contemporary workplace decisions are increasingly influenced by amenity quality, hospitality standards, and overall environment rather than floor plans alone. The repositioning initiative is therefore structured to integrate physical upgrades with service enhancements and programming elements designed to improve the day-to-day experience of building occupants.
The firm emphasized that its strategy is not limited to interior renovations but is intended to create a comprehensive workplace destination that contributes to broader downtown activity. Golden Columbia stated that this approach is consistent with its long-term ownership philosophy and its focus on durable asset value creation.
Vision for Columbia Place
“Our philosophy is simple: build places that people want to be in,” said Eric Gan, CEO of GANMI Corporation. “We focus on quality, execution, and long-term thinking. At Columbia Place, our vision is to reimagine the workplace as a destination—one that supports tenants, contributes to downtown San Diego, and creates durable value over time.”
Golden Columbia stated that its repositioning plan will emphasize tenant retention, new leasing momentum, and enhanced operational standards. According to the company, the objective is to align building amenities and services with modern workforce expectations while maintaining disciplined capital allocation.
Workplace Experience and Amenity Integration
“People don’t come back to the office for desks alone—they come back for energy, community, and convenience,” said Casey Gan, CFO of GANMI Corporation. “Our mission at Columbia Place is to build a complete workplace experience by integrating premium food hall concepts, best-in-class amenities, and hospitality-level service. Drawing from our experience and philosophy rooted in Japanese hospitality—an emphasis on detail, service quality, and respect for the end user—we aim to create an environment that draws employees back downtown and helps re-energize the urban core in a practical, long-term way.”
Golden Columbia stated that amenity integration will include curated food concepts, upgraded common areas, and enhanced tenant services. The company indicated that improvements will be implemented in phases, building upon the existing structural and locational strengths of both properties.
The firm emphasized that service quality and operational consistency will be central components of the repositioning. According to Golden Columbia, property-level execution and day-to-day management are intended to reflect hospitality standards rather than traditional office building administration.
Leasing Representation and Property Management Mandates
Golden Columbia confirmed the formal appointment of exclusive third-party service providers for both One Columbia Place and Two Columbia Place as part of the post-acquisition operational framework.
JLL has been appointed as exclusive leasing representative for both properties. The leasing mandate covers strategic positioning, tenant engagement, leasing execution, market outreach, and occupancy optimization within the downtown San Diego central business district office market.
The JLL leasing team assigned to the properties includes Tony Russell, Richard Gonor, Pascal Aubry-Dumand, and Ryan Taquino. The mandate applies to the combined 707,623-square-foot portfolio.
CBRE has been appointed as property manager for the assets. The property management mandate includes full operational oversight, building systems management, tenant service coordination, vendor management, facility performance oversight, and day-to-day property operations.
The leasing and management appointments form part of the asset-level operating structure implemented immediately following transaction closing.
Phased Capital and Repositioning Execution Framework
Golden Columbia stated that the repositioning strategy for Columbia Place will be executed through a phased capital improvement program.
The implementation framework is structured to:
- Preserve operational continuity
- Maintain tenant service levels
- Sequence capital deployment over time
- Integrate experiential upgrades without interrupting core building functionality
The repositioning strategy builds upon the existing Class A structural specifications of both buildings while introducing upgraded amenity programming, hospitality-oriented service standards, and curated experiential elements.
Enhancements are expected to include amenity modernization, common area upgrades, service-level refinements, and experiential tenant-focused improvements.
The company indicated that capital improvements will be aligned with long-term ownership objectives and executed in a manner consistent with maintaining asset integrity, tenant retention, and leasing continuity.
Downtown San Diego Market Positioning and Urban Integration
Golden Columbia identified downtown San Diego as the central geographic focus of the repositioning initiative, citing its role as a primary employment, commercial, and business district within Southern California.
The Columbia Place assets are positioned within the downtown central business district and are structured to serve both existing tenants and prospective occupiers seeking Class A office space within an upgraded experiential framework.
According to the company, the repositioning initiative is designed to enhance both asset-level performance and district-level participation by integrating hospitality-oriented service standards and amenity programming into the traditional office environment.
Golden Columbia stated that its long-duration ownership model enables a multi-year repositioning horizon rather than a short-term leasing acceleration strategy.
The firm indicated that its objective is to align asset performance with sustained downtown participation, tenant engagement, and long-term capital stability.
About GANMI Corporation
GANMI Corporation is a long-term real estate investment and operating platform focused on acquiring, repositioning, and actively managing high-quality assets. The company applies an owner-operator model supported by disciplined capital allocation and data-driven decision-making. According to the company, GANMI leverages experience in technology and financial investing to inform acquisition strategy and operational oversight.
GANMI’s investment approach centers on long-duration asset ownership, structured repositioning initiatives, and operational management designed to enhance performance over time. The firm focuses on assets with strong underlying fundamentals and applies active asset management practices to support value creation and tenant satisfaction.
Golden Columbia operates as a real estate investment platform sponsored by GANMI Corporation and serves as the acquisition vehicle for the Columbia Place transaction. Through Golden Columbia, GANMI stated that it intends to implement long-term strategic improvements aligned with its broader real estate operating philosophy.
Additional information about GANMI Corporation is available at www.ganmi.us.
Media Contact
For additional information, visit ganmi.us.
Source Attribution
Source: Company announcement
