Chord Energy Expanded Lease at 1001 Fannin

The energy firm signed a deal to maintain and increase its long-term office footprint in downtown Houston.

Updated on Oct. 6, 2026 in Commercial

A modern glass and steel high-rise office building viewed from a low angle against a clear sky. — Chord Energy has renewed its long-term lease and expanded its office footprint at the 1001 Fannin tower in downtown Houston. AI Illustration. Upload story photo >

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Chord Energy has renewed and expanded its lease at 1001 Fannin, committing to a total of 157,390 square feet of office space. The company has maintained a presence at the building for nearly 20 years.

Why it matters

This long-term commitment provides stability to the landmark property as it undergoes upgrades to compete in a market with high vacancy rates. The building is also adding a new conference center to bolster its amenities.

The renewal includes 130,300 square feet of existing space and a 27,090-square-foot expansion. The Houston Central Business District currently reports an office availability rate of 28.9 percent.

The players

Chord Energy

This energy company has served as a tenant at 1001 Fannin for nearly two decades.

JMB Realty

This real estate firm owns and is currently developing a new conference center at 1001 Fannin.

Partners Real Estate

This firm provided negotiation services on behalf of the landlord for the recent lease transactions.

The details

The lease negotiation for JMB Realty was managed by Partners Real Estate, with Chip Colvill and Brad Beasley representing the landlord. In addition to office space, the 47-story tower features 25,000 square feet of dedicated retail and amenity space for tenants.

Black Stone Minerals renewed its lease at the property in May 2025.
Marathon Petroleum completed its own lease expansion in Q3 2026.
The article was published on October 6, 2026.

Roadmap

This deal underscores the ongoing efforts by property owners to secure long-term tenants amid a broader market struggle with high office availability. By investing in new conference facilities, building operators are attempting to differentiate their properties to retain corporate occupants.

For local professionals, the expansion signifies continued corporate activity in the downtown core despite higher vacancy figures in the metro area. Tenants at 1001 Fannin can expect the new conference facilities to provide improved meeting capabilities once construction concludes.

The takeaway

Large-scale lease renewals serve as a vital indicator of corporate confidence in the downtown commercial market. Businesses seeking office space should prioritize buildings that actively reinvest in modern amenities like conference centers to meet evolving work requirements.