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4521 State Highway 121 - The Foundry Office 3,500 - 3,840 SF Office Condo Units Offered at $2,200,000 - $2,411,000 Per Unit in Plano, TX 75024
Investment Highlights
- 13 buildings at approximately 3,500–3,840 SF
- Ability to customize interiors/structural upgrades. Interior car garage systems, gym/wellness wings, cigar/whiskey lounge, content/podcast studio
- Delivered 100% turn-key with estimated move-in Q4 2027
- Ability to customize interiors/structural upgrades. Interior car garage systems, gym/wellness wings, cigar/whiskey lounge, content/podcast studio
- Ideal for family office, wealth management, legal, insurance, consulting, creative, and founder-led businesses
- Immediate proximity to Legacy West, The Star District, Grandscape, Stonebriar, and major regional corporate campuse
Executive Summary
The Foundry | Plano introduces a new category within North Texas office: a curated collection of individually owned luxury headquarters buildings designed for founder-led companies, professional firms, advisors, auto enthusiasts, creators, and emerging brands seeking ownership rather than leasing. Located within Mustang Square along Highway 121 in the highly desirable Plano-Frisco corridor, The Foundry offers businesses the opportunity to establish a permanent workstead presence in one of the nation's most dynamic concentrations of wealth, corporate growth, and professional talent. Immediate access to Legacy West, The Star, Grandscape, Stonebriar, and major regional corporate campuses places owners at the center of North Texas enterprise growth. Unlike traditional office developments, The Foundry consists of a limited collection of standalone office-condo buildings ranging from approximately 3,500 to 3,840 square feet. Each building is thoughtfully designed across two levels, creating a natural separation between client-facing environments, team operations, executive leadership, and strategic planning spaces.
4 Units Available
- Unit
- Unit Size
- Condo Use
- Price
- NOI
| Sale Type | Owner User |
| Sale Type | Owner User |
Description
The Reserve is a purpose-built executive headquarters designed around wellness, hospitality, and relationship building. Spanning approximately 3,840 square feet across two levels, the floor plan blends professional office functionality with private club-style amenities rarely found in commercial real estate. The first level features executive office space, conference facilities, collaborative work areas, a hospitality kitchen and coffee bar, private garage, and dedicated gathering spaces designed to support both daily business operations and high-level client engagement.
Sale Notes
The second level transforms the headquarters into a destination for performance, recovery, and connection. Owners and guests are welcomed by a private fitness center complete with sauna, cold plunge, and recovery suite, alongside a private bar, whiskey and cigar lounge, executive lounge, content studio, and expansive hospitality areas designed for entertaining and relationship building. A private elevator and balcony gathering space with fireplace further elevate the experience, creating an environment where business development, personal wellness, and client hospitality seamlessly coexist.
Designed for entrepreneurs, executives, investors, and business owners who understand that relationships drive results, The Reserve offers a unique headquarters environment that functions as a workplace, wellness center, private club, and executive retreat all within a single ownership opportunity.
Designed for entrepreneurs, executives, investors, and business owners who understand that relationships drive results, The Reserve offers a unique headquarters environment that functions as a workplace, wellness center, private club, and executive retreat all within a single ownership opportunity.
| Sale Type | Owner User |
| Sale Type | Owner User |
Description
Designed as a true executive headquarters, Building 6 combines professional office functionality with hospitality-driven spaces that elevate the everyday work experience. Spanning approximately 3,840 square feet across two levels, the floor plan features a welcoming reception area, gourmet kitchen and coffee bar, conference and meeting rooms, expansive open workspace, multiple private offices, and a dedicated garage showroom component. The layout is intentionally designed to support growing companies that need a balance of executive offices, collaborative work environments, client-facing spaces, and operational efficiency under one roof.
Sale Notes
The second level expands the headquarters experience with additional private offices, open collaboration areas, and a spacious upper-level balcony that creates a natural setting for informal meetings, team gatherings, or client entertainment. With a thoughtful mix of leadership space, team workspace, hospitality amenities, and lifestyle features, Building 6 offers a highly versatile ownership opportunity for professional services firms, family offices, technology companies, investment groups, and entrepreneurs seeking a headquarters that reflects the caliber of their business.
| Sale Type | Owner User |
| Sale Type | Owner User |
Description
The Autobahn is a purpose-built executive headquarters designed for automotive enthusiasts, collectors, and business owners who want to integrate their passion into their professional environment. Spanning approximately 3,500 square feet across two levels, the floor plan is centered around an impressive vehicle showroom capable of accommodating up to six vehicles through an integrated lift system, creating a dramatic focal point unlike anything found in a traditional office setting. The first level also includes a private executive office, hospitality-focused gathering areas, dual restrooms, private elevator access, and dedicated lounge space designed for both business operations and client engagement.
Sale Notes
The second level elevates the experience beyond a conventional workplace with a private hospitality lounge, executive office, entertainment and bar area, upper-level balcony, and flexible gathering space overlooking the showroom below. Designed to function as an executive headquarters, private club, and showcase environment all in one, The Autobahn offers a rare opportunity for owners to create a destination for clients, partners, and fellow enthusiasts while maintaining a highly functional business environment. Whether used to display a prized collection, host exclusive events, or create a headquarters that reflects a personal brand, The Autobahn delivers a level of character and distinction rarely found in commercial real estate.
| Sale Type | Owner User |
| Sale Type | Owner User |
Description
The Influencer is a purpose-built headquarters designed for modern media brands, content creators, educators, coaches, and founder-led businesses that rely on content as a core growth engine. Spanning approximately 3,500 square feet across two levels, the floor plan integrates professional production capabilities directly into the workplace environment. The first floor features a dedicated podcast and content studio, private executive office, conference room, collaborative workspace, and an integrated garage/showroom space, creating a seamless environment for content creation, team operations, and client engagement.
Sale Notes
The second floor expands the headquarters experience with flexible event and presentation space, hospitality kitchen and bar area, executive offices, open collaboration areas, and a private balcony. Designed to accommodate workshops, networking events, client presentations, educational programs, and community gatherings, the layout allows owners to transition effortlessly between operating their business, producing content, hosting events, and building their audience. For businesses that monetize expertise, education, media, or personal brand influence, The Influencer offers a highly specialized headquarters environment rarely available in a commercial ownership opportunity.
| Unit | Unit Size | Condo Use | Price | NOI |
| Unit BLDG 02 | 3,840 SF | Office | $2,411,000 ($627.86/SF) | - |
| Unit BLDG 6 | 3,840 SF | Office | $2,411,000 ($627.86/SF) | - |
| Unit BLDG 10 | 3,500 SF | Office | $2,200,000 ($628.57/SF) | - |
| Unit BLDG 13 | 3,500 SF | Office | $2,200,000 ($628.57/SF) | - |
Unit BLDG 02
| Unit Size |
| 3,840 SF |
| Condo Use |
| Office |
| Price |
| $2,411,000 ($627.86/SF) |
| NOI |
| - |
Unit BLDG 6
| Unit Size |
| 3,840 SF |
| Condo Use |
| Office |
| Price |
| $2,411,000 ($627.86/SF) |
| NOI |
| - |
Unit BLDG 10
| Unit Size |
| 3,500 SF |
| Condo Use |
| Office |
| Price |
| $2,200,000 ($628.57/SF) |
| NOI |
| - |
Unit BLDG 13
| Unit Size |
| 3,500 SF |
| Condo Use |
| Office |
| Price |
| $2,200,000 ($628.57/SF) |
| NOI |
| - |
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Matterport 3D Exterior
Matterport 3D Tour
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Street
Map
Unit BLDG 02
| Unit Size | 3,840 SF |
| Condo Use | Office |
| Price | $2,411,000 ($627.86/SF) |
| NOI | - |
| Sale Type | Owner User |
| Description | |
| The Reserve is a purpose-built executive headquarters designed around wellness, hospitality, and relationship building. Spanning approximately 3,840 square feet across two levels, the floor plan blends professional office functionality with private club-style amenities rarely found in commercial real estate. The first level features executive office space, conference facilities, collaborative work areas, a hospitality kitchen and coffee bar, private garage, and dedicated gathering spaces designed to support both daily business operations and high-level client engagement.</li></ul> | |
| Sale Notes | |
| The second level transforms the headquarters into a destination for performance, recovery, and connection. Owners and guests are welcomed by a private fitness center complete with sauna, cold plunge, and recovery suite, alongside a private bar, whiskey and cigar lounge, executive lounge, content studio, and expansive hospitality areas designed for entertaining and relationship building. A private elevator and balcony gathering space with fireplace further elevate the experience, creating an environment where business development, personal wellness, and client hospitality seamlessly coexist.<br> <br> Designed for entrepreneurs, executives, investors, and business owners who understand that relationships drive results, The Reserve offers a unique headquarters environment that functions as a workplace, wellness center, private club, and executive retreat all within a single ownership opportunity.</li></ul> |
1 of 10
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
Unit BLDG 6
| Unit Size | 3,840 SF |
| Condo Use | Office |
| Price | $2,411,000 ($627.86/SF) |
| NOI | - |
| Sale Type | Owner User |
| Description | |
| Designed as a true executive headquarters, Building 6 combines professional office functionality with hospitality-driven spaces that elevate the everyday work experience. Spanning approximately 3,840 square feet across two levels, the floor plan features a welcoming reception area, gourmet kitchen and coffee bar, conference and meeting rooms, expansive open workspace, multiple private offices, and a dedicated garage showroom component. The layout is intentionally designed to support growing companies that need a balance of executive offices, collaborative work environments, client-facing spaces, and operational efficiency under one roof.</li></ul> | |
| Sale Notes | |
| The second level expands the headquarters experience with additional private offices, open collaboration areas, and a spacious upper-level balcony that creates a natural setting for informal meetings, team gatherings, or client entertainment. With a thoughtful mix of leadership space, team workspace, hospitality amenities, and lifestyle features, Building 6 offers a highly versatile ownership opportunity for professional services firms, family offices, technology companies, investment groups, and entrepreneurs seeking a headquarters that reflects the caliber of their business.</li></ul> |
1 of 10
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
Unit BLDG 10
| Unit Size | 3,500 SF |
| Condo Use | Office |
| Price | $2,200,000 ($628.57/SF) |
| NOI | - |
| Sale Type | Owner User |
| Description | |
| The Autobahn is a purpose-built executive headquarters designed for automotive enthusiasts, collectors, and business owners who want to integrate their passion into their professional environment. Spanning approximately 3,500 square feet across two levels, the floor plan is centered around an impressive vehicle showroom capable of accommodating up to six vehicles through an integrated lift system, creating a dramatic focal point unlike anything found in a traditional office setting. The first level also includes a private executive office, hospitality-focused gathering areas, dual restrooms, private elevator access, and dedicated lounge space designed for both business operations and client engagement.</li></ul> | |
| Sale Notes | |
| The second level elevates the experience beyond a conventional workplace with a private hospitality lounge, executive office, entertainment and bar area, upper-level balcony, and flexible gathering space overlooking the showroom below. Designed to function as an executive headquarters, private club, and showcase environment all in one, The Autobahn offers a rare opportunity for owners to create a destination for clients, partners, and fellow enthusiasts while maintaining a highly functional business environment. Whether used to display a prized collection, host exclusive events, or create a headquarters that reflects a personal brand, The Autobahn delivers a level of character and distinction rarely found in commercial real estate.</li></ul> |
1 of 10
Videos
Matterport 3D Exterior
Matterport 3D Tour
Photos
Street View
Street
Map
Unit BLDG 13
| Unit Size | 3,500 SF |
| Condo Use | Office |
| Price | $2,200,000 ($628.57/SF) |
| NOI | - |
| Sale Type | Owner User |
| Description | |
| The Influencer is a purpose-built headquarters designed for modern media brands, content creators, educators, coaches, and founder-led businesses that rely on content as a core growth engine. Spanning approximately 3,500 square feet across two levels, the floor plan integrates professional production capabilities directly into the workplace environment. The first floor features a dedicated podcast and content studio, private executive office, conference room, collaborative workspace, and an integrated garage/showroom space, creating a seamless environment for content creation, team operations, and client engagement.</li></ul> | |
| Sale Notes | |
| The second floor expands the headquarters experience with flexible event and presentation space, hospitality kitchen and bar area, executive offices, open collaboration areas, and a private balcony. Designed to accommodate workshops, networking events, client presentations, educational programs, and community gatherings, the layout allows owners to transition effortlessly between operating their business, producing content, hosting events, and building their audience. For businesses that monetize expertise, education, media, or personal brand influence, The Influencer offers a highly specialized headquarters environment rarely available in a commercial ownership opportunity.</li></ul> |
Property Facts
The following property facts apply to the entire building. Details for individual condo units may vary and are listed in the unit information above.
| Total Building Size | 14,860 SF | Floors | 2 |
| Property Type | Office | Typical Floor Size | 7,340 SF |
| Property Subtype | Year Built | 2028 | |
| Building Class | A | Lot Size | 0.27 AC |
| Zoning | COMM - Commercial | ||
| Total Building Size | 14,860 SF |
| Property Type | Office |
| Property Subtype | |
| Building Class | A |
| Floors | 2 |
| Typical Floor Size | 7,340 SF |
| Year Built | 2028 |
| Lot Size | 0.27 AC |
| Zoning | COMM - Commercial |
Moderately walkable
60/100
Exceptionally drivable
100/100
Somewhat bikeable
30/100
Demographics
Demographics
1 mile
3 mile
5 mile
2020 Population
15,624
119,964
304,133
2025 Population
18,432
135,672
347,848
Population Growth '20-'25
18.0%
13.1%
14.4%
2020 Households
5,785
47,104
114,912
2025 Households
6,889
54,331
133,024
Household Growth '20-'25
19.1%
15.3%
15.8%
Average Age
37
38
39
Median Household Income
$139,986
$122,709
$127,587
Daytime Employees
6,807
102,737
175,412
Total Businesses
925
10,862
19,726
College Degree + Higher
71%
64%
62%
Sale Advisor
Sale Advisor
Adam Hancock, Co-Founder | Sales, Marketing & Distribution
Adam Hancock is a real estate operator, brokerage founder, and digital distribution strategist focused on connecting high-intent buyers with real estate opportunities across Florida and Texas. He is the Founder and CEO of The Sunshine State Company, a full-service Florida brokerage headquartered in Sarasota, the Lone Star State Company, a Texas-based residential and commercial real estate platform. and Co-Founder of Foundry Capital, a real estate development firm focused on unique luxury ownership assets.
Through his YouTube platform and related digital media channels, Adam has built a direct-to-consumer real estate audience with more than 15 million views, over 1.5 million watch hours, and 50,000+ subscribers. His content focuses on relocation trends, market education, new construction, neighborhood analysis, and investment fundamentals, helping buyers understand markets before they transact.
Across The Sunshine State Company and Lone Star State Company, Adam leads brokerage platforms serving residential and commercial clients across Florida and Texas. His work combines media, brokerage operations, sales strategy, and buyer education to build direct demand for real estate opportunities.
For Foundry Capital and its development listings, Adam focuses on sales, marketing, distribution, and buyer/investor engagement, applying the same direct-to-consumer model to generate awareness, trust, and demand for new commercial development projects.
Through his YouTube platform and related digital media channels, Adam has built a direct-to-consumer real estate audience with more than 15 million views, over 1.5 million watch hours, and 50,000+ subscribers. His content focuses on relocation trends, market education, new construction, neighborhood analysis, and investment fundamentals, helping buyers understand markets before they transact.
Across The Sunshine State Company and Lone Star State Company, Adam leads brokerage platforms serving residential and commercial clients across Florida and Texas. His work combines media, brokerage operations, sales strategy, and buyer education to build direct demand for real estate opportunities.
For Foundry Capital and its development listings, Adam focuses on sales, marketing, distribution, and buyer/investor engagement, applying the same direct-to-consumer model to generate awareness, trust, and demand for new commercial development projects.
1 of 15
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Matterport 3D Exterior
Matterport 3D Tour
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Street View
Street
Map
Contact the Sale Advisor
4521 State Highway 121 - The Foundry Office