Funding type
This project is privately funded, on private land for private use.
Spec Suite 520 in Addison, TX
5055 Keller Springs Road Suite 520, Addison, TX, 75001
Spec Suite 520 is a renovation/alteration project at 5055 Keller Springs Road Suite 520, Addison, in Dallas County, TX, tracked from its Texas Department of Licensing and Regulation (TDLR) registration. Under construction, estimated completion Feb 2027. The project has an estimated value of $66K across about 4,043 sq ft.
- Estimated project value
- $66K
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
- 4,043 ft²
About this figure
Square footage reported for this scope of work. It may cover only part of a larger property.
- Estimated cost / ft²
- $16/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
- 3 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.
3 timeline dates shown.
Project registered · TDLR filing
Registration of the project with the Texas Department of Licensing and Regulation.
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.
12 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.
92 days after the preceding date shown.
Source: TDLR filing
View source record
📰About Spec Suite 520
Liberty Plaza I in Addison is undergoing an interior renovation of existing office space in a high-rise building. The project, filed under the name Spec Suite 520, covers 4,043 square feet at 5055 Keller Springs Road, Suite 520. This work is classified as a renovation or alteration on private land for private use.
The estimated cost for this project is $66,468, which calculates to $16 per square foot. This figure is below the county median of $73 per square foot for similar renovation filings in Dallas County. The scheduled build window is 92 days, which aligns closely with the county median for projects of this type.
Project Details and Ownership
FSP Liberty Plaza Limited Partnership is the owner of record for this site. The design firm of record is Go Studio, which has registered other projects in Addison, Dallas, Plano, and Austin. The registered accessibility specialist for this filing is Fred Dean Shinault.
This filing is part of a broader set of work by the same owner, who has three other TDLR-registered projects totaling $304,286. These include other suites in Liberty Plaza I and Liberty Plaza II in Addison. Go Studio has six other registered projects totaling $3,529,286, ranging from office centers to residential complexes.
Timeline and Status
The project was registered with TDLR in October 2026. Construction is scheduled to begin in November 2026, and the work is targeted for February 2027. Plan review is pending. The site is in Addison, within ZIP code 75001, where the median household income is estimated at $82,577 by the U.S. Census Bureau.
Dallas County’s unemployment rate was 3 percent in August 2026, lower than a year earlier. The local labor market provides context for the construction activity in this area. The specific scope remains focused on the interior of Suite 520, with no exterior structural changes indicated in the filing.
Project Registered
Project has been registered with TDLR and is in pre-construction phase
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Spec Suite 520 is a Renovation/Alteration project located at 5055 Keller Springs Road Suite 520, Addison, TX 75001 in Addison, Texas. The project has an estimated value of $66K covering 4,043 sq ft. FSP Liberty Plaza Limited Partnership is the property owner and Go Studio is the design firm of record. The project was registered with TDLR on October 20, 2026.
Frequently Asked Questions
What is the address of Liberty Plaza I in Addison?
The project is located at 5055 Keller Springs Road, Suite 520, Addison, TX 75001. It is an interior renovation within a high-rise building in Dallas County.
Who is the owner of this renovation project?
FSP Liberty Plaza Limited Partnership is the owner of record. Go Studio is the design firm, and Fred Dean Shinault is the registered accessibility specialist.
When is the project expected to be finished?
Construction is scheduled to start in November 2026, and the project is targeted for February 2027. Plan review is pending.
How much does this renovation cost?
The estimated cost is $66,468 for 4,043 square feet. This amounts to $16 per square foot, which is below the county median for similar work.
Is the business open for tenants?
The TDLR record indicates construction is in progress or planned. It does not confirm if the business is open. The status is construction-related, not operational.
What is Spec Suite 520?
Spec Suite 520 is a renovation/alteration project at 5055 Keller Springs Road Suite 520 in Addison, Texas, registered with the Texas Department of Licensing and Regulation (TDLR). Scope of work: Interior renovation of existing office space in high rise building.
Is Spec Suite 520 open in Addison?
Spec Suite 520 is still under construction in Addison, TX, with an estimated completion of Feb 2027 according to its TDLR registration.
Where is Spec Suite 520 located?
Spec Suite 520 is located at 5055 Keller Springs Road Suite 520, Addison, TX, 75001, in Dallas County.
Who is the owner or developer of Spec Suite 520?
FSP Liberty Plaza Limited Partnership is the property owner/developer of record for Spec Suite 520, per its TDLR project registration.
Who is the architect or design firm for Spec Suite 520?
Go Studio is the design firm of record for Spec Suite 520, according to its TDLR filing.
How much does Spec Suite 520 cost and how big is it?
Spec Suite 520 has an estimated construction value of $66K and approximately 4,043 square feet (about $16/sqft), based on its TDLR filing.
Scope of Work
Interior renovation of existing office space in high rise building.
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
5055 Keller Springs Road Suite 520, Addison, TX, 75001
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