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๐Ÿ“Review Complete๐Ÿ—๏ธ New Construction๐Ÿ’ต This project is privately funded, on private land for private use.

Mainsail Partners

601 W 2nd St, Suite 3100, Austin, TX, 78701
Construction50%

๐Ÿ“ŠProject Metrics

TDLR #TABS2026007394
$2.9M
Project Value
12,925
Square Feet
$226/sqft
Cost/SqFt
0 months
Duration
Registered:Dec 8, 2025
Start:Jan 30, 2026
Target:Feb 12, 2026
๐Ÿ“

Review Complete

Design review complete, construction may proceed

Mainsail Partners is a New Construction project located at 601 W 2nd St, Suite 3100 in Austin, Texas. The project has an estimated value of $2.9M covering 12,925 sq ft. Cousins Block 185 LLC is the property owner and IA Interior Architects is the design firm of record. The project was registered with TDLR on December 8, 2025.

๐Ÿ“‹Scope of Work

Interior Finish out of Commercial Office Space - first Generation.

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
December 8, 2025
Review Complete
December 8, 2025
Construction Start
January 30, 2026
Expected Completion
February 12, 2026

๐Ÿ“…Project Timeline

Filed

Dec 8, 2025

Review Complete

Dec 8, 2025

Inspection Complete

Closed

๐Ÿ“Location & Views

Open in MapsGet Directions|30.26576, -97.75021

๐Ÿ”—Related Projects

๐Ÿ‘คSame Owner

$3.2M total
Sail Tower - Cousins Management Office
Austinยท$281K

๐Ÿ›๏ธSame Design Firm

$4.0M total
PZP L25S Core Restroom Renovation
Houstonยท$250K
Zehl Expansion
Houstonยท$600K
Terra Energy
Houstonยท$250K

๐Ÿ“Nearby Projects

Within 1 km
500 West 2nd - Amenity Enhancements
500 West 2nd, Level 1, P5, and L14, Austin, TX 78701ยท$1.6M
ACCX-C1 , 2025-080245 PR
500 EAST 3RD STREET, Austin, TX 78701ยท$1.26B
Katz on 6th Street
601 Rio Grande 620 W 6th St, Austin, TX 78701ยท$2.5M
BodyROK Austin at Seaholm
300 West Ave. Ste. 1316, Austin, TX 78701ยท$500K

๐Ÿ“„Related City Permits

Building permits found at or near this location

601 W 2ND ST BLDG FLR31
Same location

Finish Out for Admin Office

ActiveMechanical PermitRemodelFeb 2026
View Details
2026-013107 MP
๐Ÿ”งAirco Mechanical
601 W 2ND ST BLDG FLR31
Same location

Finish Out for Admin Office

ActivePlumbing PermitRemodelFeb 2026
View Details
2026-013107 PP
๐Ÿ”งButler Plumbing, Inc.
601 W 2ND ST BLDG FLR31
Same location

Finish Out for Admin Office

ActiveElectrical PermitRemodelFeb 2026
View Details
2026-013107 EP
๐Ÿ”งTiger Southwest, LLC
601 W 2ND ST BLDG FLR31
Same location

Finish Out for Admin Office

ActiveBuilding PermitRemodelFeb 2026
View Details
2026-013107 BP
๐Ÿ”งNovo Construction **Main**
601 W 2ND ST BLDG FLR14
Same location

Adding secure doors in existing office space to allow free egress to stairs without accessing tenant office space

ExpiredPlumbing PermitRemodelOct 2025
View Details
2025-051386 PP

๐Ÿ“Related Site Plans

City of Austin site plan approvals at this location

๐Ÿ“
Block 185
๐Ÿ“ Same location
Approved and ReleasedMixed Use - Complete Propsed Use below
๐Ÿ“
Block 185
๐Ÿ“ Same location
Approved and ReleasedMixed Use - Complete Propsed Use below
๐Ÿ“
Block 185
๐Ÿ“ 0.04 mi away
ExpiredMixed Use - Complete Propsed Use below

Quick Actions

View on TDLRSatellite View
TDLR ID: TABS2026007394

Property Owner

๐Ÿ‘ค
Cousins Block 185 LLC
Contact: Jennifer Choi
2 projects ยท $3.2M
View company profile
303 Colorado St. Ste 2600, Austin, Texas 78701
(512) 279-2174

Design Firm

๐Ÿ›๏ธ
IA Interior Architects
4 projects ยท $4.0M
View company profile
728 Northwestern Avenue, Building A, Austin, Texas 78702
(737) 218-5231

Registered Accessibility Specialist

๐Ÿ“‹
JOSHUA T,RONSON
RAS #1596
161 COREOPSIS CV, KYLE, TX 78640
(512) 892-1383

Tenant

๐Ÿข
Ania Frankel
512-617-5047

Location Intelligence

Businesses at and near this location

Warehouse District476 ft (145m) elevation

W Austin

0.1 mi
4.6(3,477)
Upgrade to viewmarriott.com/en-us/h

Truluck's Ocean's Finest Seafood and Crab

0.1 mi
Restaurant
4.7(1,953)
Upgrade to viewtrulucks.com/locatio

Lamberts

0.1 mi
Restaurant
4.4(2,071)
Upgrade to viewlambertsaustin.com

Business data from Google

Explore Area

๐Ÿ™๏ธ
Austin
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๐Ÿ—บ๏ธ
Travis County
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๐Ÿ“ฎ
ZIP 78701
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