What Callahan Capital Partners does

Callahan Capital Partners is a privately held commercial real estate investment firm that acquires, owns, and operates Class A trophy office properties in major U.S. markets. Founded in 2006 by Tim Callahan — former CEO of Equity Office Properties and Trizec Properties — the firm was restarted as an office platform in 2022 following the 2018 sale of its predecessor business. The current portfolio centers on 110 N Wacker Drive in Chicago (1.5M SF, acquired in March 2022 for approximately $1 billion with Oak Hill Advisors) and has expanded to San Francisco through acquisitions of 101 Mission Street (January 2026) and RiverRoux. The firm serves two primary customer segments: enterprise tenants seeking premium office space in trophy locations, and institutional investors providing co-investment capital for acquisitions.

The firm's operating model combines an integrated single-stack technology platform linking accounting, leasing, budgeting, capital management, and reporting with a hospitality-driven property management framework branded "A Community by Callahan." Tenant experience is enhanced through bespoke spec suites (Artisan, Heritage, Icon) at 110 N Wacker, concierge services, and tenant programming. The platform is deliberately lean (1-10 employees per firmographic data) and pursues co-investment partnerships with institutional capital providers including Oak Hill Advisors and Affinius Capital to execute large-check trophy acquisitions. Recent capital markets activity includes a $700 million mortgage-bond-backed refinancing of the Bank of America Tower in Chicago (November 2025).

Revenue is generated primarily through commercial office rental income on owned trophy assets, supplemented by property value appreciation over hold periods. Pricing is quote-based and not publicly disclosed, with rental rates varying by property, market, floor, and tenant requirements. Distribution is direct via on-site leasing and property management teams, with no broker network intermediation disclosed. The firm's partnership-driven capital model and operating history anchored by Tim Callahan's track record (200M SF managed, $47B in transactions across EOP and Trizec) form the basis of its investor and tenant credibility.

Name

Callahan Capital Partners

Legal name

Callahan Capital Partners, LLC

Website

https://callahancp.com

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

1–10 employees

Short description

Callahan Capital Partners is a privately held commercial real estate investment firm that acquires, owns, and operates Class A trophy office properties in major U.S. markets, currently anchored by 110 N Wacker Drive in Chicago and expanding into San Francisco with institutional co-investors.

Ownership category

akta.pro rank

Product category

Commercial Real Estate Investment and Trophy Office Asset Management

NAICS

Offices of Real Estate Agents and Brokers (5312), Portfolio Management and Investment Advice (523940)

SIC

Real Estate Dealers (For Their Own Account) (6532), Real Estate (6500)

akta.pro primary industry

Real Estate Fundraising Placement (REPE/REIT/Property Funds) (FSAEALAD)

akta.pro secondary industry

Institutional Capital Introduction (LP/Family Office/Endowment Matching) (FSAEALAI)

Keywords

• Commercial real estate investment
• Class A office assets
• Trophy office properties
• Real estate asset management
• Institutional office leasing

Headquarters

HQ city

Chicago

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Operations, Personnel, Infrastructure, Marketing or Sales, Technology or R&D, Supply Chain

Revenue model

1. Commercial Office Rental Income: The firm generates revenue through leasing office space at its trophy properties to enterprise tenants, including Class A office buildings in Chicago, San Francisco, and other major markets.
2. Property Value Appreciation: As co-owner of trophy assets like Bank of America Tower and 110 N Wacker, the firm benefits from property appreciation and strategic value creation through active asset management.

Go-to-market motion2 records

Distribution channels2 records

Marketing channels3 records

Core offering

Callahan Capital Partners is a private real estate investment firm that acquires, owns, and operates Class A trophy office properties in major U.S. markets. The firm invests alongside institutional capital partners, manages assets such as 110 N Wacker Drive in Chicago and 101 Mission Street in San Francisco, and delivers hospitality-driven tenant experiences through its 'A Community by Callahan' framework, supported by an integrated single-stack technology platform for reporting and capital management.

Product overview

Callahan Capital Partners operates as a commercial office real estate investment and asset management platform owning and operating best-in-class office assets. The platform encompasses trophy office properties including 110 N Wacker in Chicago, RiverRoux in San Francisco, and 101 Mission in San Francisco. The portfolio is supported by Callahan's integrated single-stack technology system linking accounting, leasing, budgeting, capital management, and reporting. The 'A Community by Callahan' hospitality-driven framework differentiates tenant experience across the portfolio, while premium spec suites (The Artisan Suite, Heritage Suite, Icon Suite) at 110 N Wacker offer boutique-style office spaces targeting tenants seeking commute-worthy experiences.

Differentiator

Problem solved

Functional benefit

Products and services

• 110 N Wacker Drive (Chicago Trophy Office Asset)
• 101 Mission Street (San Francisco Office Tower)
• RiverRoux (San Francisco Office Property)
• A Community by Callahan (Hospitality-Driven Property Management Framework)
• Bank of America Tower (Chicago) Co-Ownership and $700M Refinancing

Quantifiable outcome

• Record leasing and rental performance at 110 N Wacker Drive
• +3 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Scale indicators7 records

Recent moves7 records

Expansion highlights4 records

Broad incumbents

• Brookfield Properties: Global real estate investment and development firm and one of the largest office landlords globally. Comparable as a trophy office owner-operator with institutional scale; broader than CCP in asset classes (retail, multifamily, logistics) but acquired Trizec (Tim Callahan's prior firm), creating direct historical linkage.
• Boston Properties (BXP): Largest publicly-traded U.S. office REIT focused on premier office properties in Boston, NYC, SF, LA, DC, and Seattle. Comparable asset focus (premier/trophy U.S. office) but public REIT structure vs. CCP's private partnership model.
• Ivanhoé Cambridge: Global real estate investment subsidiary of CDPQ with significant U.S. office exposure and institutional co-investment model. Comparable as a large institutional office investor and as a known co-investment relationship vehicle in the same sourcing universe.
• Hines: Global private real estate investment, development, and management firm operating across asset classes. Comparable as a private institutional-grade real estate operator with trophy office expertise and similar partnership model with institutional LPs.

Direct peers

• Tishman Speyer: Private global real estate investment firm focused on owning and operating trophy office, residential, and mixed-use assets in gateway markets. Closely comparable as a private equity-style real estate owner-operator with institutional-grade governance and hospitality-driven tenant experience initiatives, similar to CCP's model.
• RXR Realty: Private real estate investment and management firm with significant focus on Class A office properties in gateway U.S. markets. Comparable in scale and asset focus, with similar trophy positioning and active management approach.
• Beacon Capital Partners: Private equity real estate investment firm focused exclusively on Class A office properties in major U.S. markets. Most direct comparable - same asset class focus (trophy U.S. office), private partnership model with institutional LPs, and active asset management approach.
• Shorenstein Properties: Private real estate investment firm concentrated on Class A office properties in select U.S. cities, focusing on value-add and core strategies. Comparable as a private office-focused investor-operator with institutional capital partnerships.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Callahan Capital Partners