Texas Department of Licensing and Regulation
Architectural Barriers Project Details Page
Project #: TABS2027001932 Registration Date: 9/25/2026
PROJECT
- Project Name:
- Castelion Corporation - Secure Room
- Project Number:
- TABS2027001932
- Facility Name:
- Allen Business Center II
- Location Address:
- 718 S. Greenville Avenue, Suite 100
- Allen, TX 75002
- Location County:
- Collin
- Start Date:
- 10/1/2026
- Completion Date:
- 12/1/2026
- Estimated Cost:
- $1,000,000
- Type of Work:
- Renovation/Alteration
- Type of Funds:
- This project is privately funded, on private land for private use.
- Scope of Work:
- Adding a prefabricated Secure Room, apporximately 845 S.F.
- Square Footage:
- 845 ft 2
- Are the private funds provided by the tenant?
- Yes
- Current Status:
- Project Registered
PERSON FILING FORM
- Contact Name:
- Belinda Koestle
RAS
- RAS Name:
- BELINDA S,KOESTLE
- RAS #:
- 1339
- RAS Address:
- 353 LOCKWOOD LN
- WEATHERFORD, TX 76087
- RAS Phone:
- (817) 757-7432
OWNER
- Owner Name:
- Greentech One LP
- Owner Address:
- 714 S. Greenville Avenue, Suite 120
- Allen, Texas 75002
- Owner Phone:
- (214) 495-8581
- Contact Name:
- Bruce Heller
TENANT
- Tenant Name:
- Brittani Mitchell
- Tenant Phone:
- 573-692-4600
DESIGN FIRM
- Design Firm Name:
- Brohard Architecture, LLC
- Design Firm Address:
- 3028 Selma Lane
- Dallas, Texas 75234
- Design Firm Phone:
- (817) 705-6275
