Construction complete ยท Jan 2021๐ŸProject Closed๐Ÿ”ง Additions to Existing Building๐Ÿ’ต This project is privately funded, on private land for private use.

ION

4201 Main St., Houston, TX 77002, Houston, TX, 77002

ION is a additions to existing building project at 4201 Main St., Houston, in Harris County, TX, tracked from its Texas Department of Licensing and Regulation (TDLR) registration. Construction complete (TDLR inspection passed Jan 2021). The project has an estimated value of $110.0M across about 300,000 sq ft.

Completed100%

๐Ÿ“ŠProject Metrics

TDLR #TABS2019003473
$110.0M
Project Value
300,000
Square Feet
$367/sqft
Cost/SqFt
1y 5mo
Duration
Registered:Jan 25, 2019
Start:Sep 14, 2019
Target:Jan 23, 2021
๐Ÿ

Project Closed

Project has been completed and closed

ION is a Additions to Existing Building project located at 4201 Main St., Houston, TX 77002 in Houston, Texas. The project has an estimated value of $110.0M covering 300,000 sq ft. Rice Management Company is the property owner and Gensler is the design firm of record. The project was registered with TDLR on January 25, 2019.

โ“Frequently Asked Questions

What is ION?

ION is a additions to existing building project at 4201 Main St. in Houston, Texas, registered with the Texas Department of Licensing and Regulation (TDLR). Scope of work: Addition/Remodel to Office Building Shell. Taking an existing 3 story concrete office space, adding two floors. expanding the original floor plates, and renovating the interiors.

Is ION open in Houston?

Construction on ION is complete โ€” TDLR records show the project passed its required accessibility inspection in Jan 2021. The building is finished and very likely open.

Where is ION located?

ION is located at 4201 Main St., Houston, TX, 77002, in Harris County.

Who is the owner or developer of ION?

Rice Management Company is the property owner/developer of record for ION, per its TDLR project registration.

Who is the architect or design firm for ION?

Gensler is the design firm of record for ION, according to its TDLR filing.

How much does ION cost and how big is it?

ION has an estimated construction value of $110.0M and approximately 300,000 square feet (about $367/sqft), based on its TDLR filing.

๐Ÿ“‹Scope of Work

Addition/Remodel to Office Building Shell. Taking an existing 3 story concrete office space, adding two floors. expanding the original floor plates, and renovating the interiors.

Note: This project is registered under the Texas Accessibility Standards (TAS) program. TDLR registration is required for commercial and public facility construction to ensure compliance with accessibility requirements under Texas Government Code Chapter 469.

๐Ÿ“…Compliance Timeline

Project Registered
January 25, 2019
Project Closed
January 23, 2021
Construction Start
September 14, 2019
Expected Completion
January 23, 2021

๐Ÿ“…Project Timeline

Filed

Jan 25, 2019

Review Complete

Inspection Complete

Closed

Jan 23, 2021

Quick Actions

TDLR ID: TABS2019003473

Design Firm

๐Ÿ“Š

Harris County Economy

4.5%
Unemployment
$335K
Median Listing
30,909
Bldg Permits/yr
72K
Population
18,133
Active Listings
$75K
Median Income
Source: FRED ยท Updated May 2026
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