Funding type
This project is privately funded, on private land for private use.
Third Coast in Houston, TX
1550 Lamar Street, Level 15 1550 Lamar Street, Houston, TX, 77010
Third Coast is a renovation/alteration project at 1550 Lamar Street, Level 15 1550 Lamar Street, Houston, in Harris County, TX, tracked from its Texas Department of Licensing and Regulation (TDLR) registration. Under construction, estimated completion Dec 2026. The project has an estimated value of $2.8M across about 16,249 sq ft.
- Estimated project value
- $2.8M
About this figure
Estimated construction cost supplied in the TDLR filing. This is not a current property appraisal or a final construction invoice.
- Reported floor area
- 16,249 ft²
About this figure
Square footage reported for this scope of work. It may cover only part of a larger property.
- Estimated cost / ft²
- $172/sqft
About this figure
Calculated from this filing’s estimated cost divided by its reported square footage. Available only when both figures are supplied; it is not a market benchmark.
- Scheduled duration
- 9 months
About this figure
The interval between the filed start and completion dates. These dates describe the proposed schedule and do not measure actual construction progress.
The project record
Project timeline
Explore filed milestones and scheduled dates. Open a milestone for its source.
4 timeline dates shown.
Project registered · TDLR filing
Registration of the project with the Texas Department of Licensing and Regulation.
Source: TDLR filing
View source recordReview complete · TDLR filing
The filing records completion of the accessibility review.
33 days after the preceding date shown.
Source: TDLR filing
View source recordScheduled construction start · Scheduled date
A date supplied in the filing; this does not confirm that work started or finished.
11 days after the preceding date shown.
Source: TDLR filing
View source recordScheduled completion · Scheduled date
A date supplied in the filing; this does not confirm that work started or finished.
275 days after the preceding date shown.
Source: TDLR filing
View source record
📰About Third Coast
Block 250 is a 16,249 sq ft interior renovation located on the 15th floor of 1550 Lamar Street in Houston, Texas. This project involves the first-generation build-out of a new tenant suite within an existing multi-tenant building. The filing identifies the project name as Third Coast, and the work is scheduled to finish in December 2026.
The renovation is estimated to cost $2,800,000, resulting in a cost of $172 per square foot. This figure is above the Harris County median of $80 per square foot for similar renovation and alteration filings. The total estimated cost is also above the county median of $250,000 for this type of work.
Project Details and Timeline
Construction is set to begin in March 2026, following the completion of TDLR plan review in February 2026. The TDLR status for this registration is Review Complete. The owner of record is SCD BLK 250 Houston, and the project is privately funded on private land for private use.
Tramonte Design Studio is the registered design firm for this project. The firm has six other TDLR-registered projects totaling $3,250,000 in Harris County and nearby areas, with a combined value that is significant relative to this single filing. The registered accessibility specialist for this specific project is Jeromy G Murphy.
The scheduled build window for Block 250 is 275 days. This period is longer than the Harris County median of 92 days for renovation and alteration projects. The project is situated in ZIP code 77010, which has a Census-estimated population of about 620 and a median household income of $183,681.
City of Houston permit records show two building permits on file at this street address, issued between February 2026 and March 2026. These permits describe office build-out work consistent with the scope of this renovation. The project is registered with TDLR under the TABS program to ensure accessibility compliance during construction.
Review Complete
Design review complete, construction may proceed
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Third Coast is a Renovation/Alteration project located at 1550 Lamar Street, Level 15 1550 Lamar Street, Houston, TX 77010 in Houston, Texas. The project has an estimated value of $2.8M covering 16,249 sq ft. SCD BLK 250 HOUSTON is the property owner and TRAMONTE DESIGN STUDIO is the design firm of record. The project was registered with TDLR on January 16, 2026.
Frequently Asked Questions
When is the Block 250 renovation scheduled to finish?
The project is scheduled to finish in December 2026. Construction is set to start in March 2026, following the completion of TDLR plan review in February 2026.
How much does the Block 250 renovation cost?
The estimated cost for this 16,249 sq ft renovation is $2,800,000. This equates to $172 per square foot, which is above the Harris County median for similar projects.
Who is the design firm for this project?
Tramonte Design Studio is the registered design firm of record for Block 250. The firm has several other TDLR-registered projects in the Houston and Sugar Land areas.
Is the business at 1550 Lamar Street open?
The TDLR record tracks construction status, not business operations. The project is in the construction phase with work starting in March 2026 and finishing in December 2026.
Where exactly is the Block 250 project located?
The project is located on Level 15 of 1550 Lamar Street in Houston, Texas 77010. It is a tenant suite build-out within an existing multi-tenant building.
What is Third Coast?
Third Coast is a renovation/alteration project at 1550 Lamar Street, Level 15 1550 Lamar Street in Houston, Texas, registered with the Texas Department of Licensing and Regulation (TDLR). Scope of work: FIRST GENERATION INTERIOR BUILD-OUT OF A NEW TENANT SUITE IN AN EXISTING BUILDING WITH MULTI-TENANT FLOORS, LOCATED ON 15TH FLOOR.
Is Third Coast open in Houston?
Third Coast is still under construction in Houston, TX, with an estimated completion of Dec 2026 according to its TDLR registration.
Where is Third Coast located?
Third Coast is located at 1550 Lamar Street, Level 15 1550 Lamar Street, Houston, TX, 77010, in Harris County.
Who is the owner or developer of Third Coast?
SCD BLK 250 HOUSTON is the property owner/developer of record for Third Coast, per its TDLR project registration.
Who is the architect or design firm for Third Coast?
TRAMONTE DESIGN STUDIO is the design firm of record for Third Coast, according to its TDLR filing.
How much does Third Coast cost and how big is it?
Third Coast has an estimated construction value of $2.8M and approximately 16,249 square feet (about $172/sqft), based on its TDLR filing.
Scope of Work
FIRST GENERATION INTERIOR BUILD-OUT OF A NEW TENANT SUITE IN AN EXISTING BUILDING WITH MULTI-TENANT FLOORS, LOCATED ON 15TH FLOOR.
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.
Location & views
1550 Lamar Street, Level 15 1550 Lamar Street, Houston, TX, 77010
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Related Projects
Same Design Firm
$10.2M totalRelated City Permits
Building permits found at or near this location
16,249 OFFICE BUILDOUT 1-27-1-B-A 2021 IBC 100% NFPA13/FA
16,727 SF HI-RISE OFFICE BUILDOUT 1-27-1-B-A '21 IBC SPK/FA
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