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Masi Business Center Rancho Cucamonga, CA 91730 1,297 - 14,230 SF of Office Space Available

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Park Highlights

  • Prime location just off Foothill Boulevard, minutes from Victoria Gardens and major retail destinations.
  • Flexible office spaces available in a professional business campus setting.
  • Ample on-site parking and easy ingress/egress from Sebastian Way and nearby major thoroughfares.
  • Convenient access to abundant shopping and dining options within walking distance at Masi Plaza.
  • Strong surrounding demographics with over 265,000 residents within a 5-mile radius and high average household income.
  • Close proximity to Interstate 15 and major regional connectors, enhancing accessibility for employees and clients.

Park Facts

Total Space Available 14,230 SF
Park Type Office Park

All Available Spaces(6)

Display Rental Rate as

Masi Business Center
11843 Sebastian Way - Bldg 19A
1,297 - 3,548 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
6,048 SF
Building Height
1 Story
Typical Floor Size
6,048 SF
Parking
36 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 101
  • 1,297 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Standard Office
  • Fits 4 - 11 People
  • Mostly Open Floor Plan Layout
  • 1st Floor, Ste 102
  • 2,251 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Standard Office
  • Fits 6 - 19 People
  • Mostly Open Floor Plan Layout
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 101 1,297 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
1st Floor, Ste 102 2,251 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
Masi Business Center
11843 Sebastian Way - Bldg 19A
1,297 - 3,548 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
6,048 SF
Building Height
1 Story
Typical Floor Size
6,048 SF
Parking
36 Spaces

11843 Sebastian Way - 1st Floor - Ste 101

Size
1,297 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

11843 Sebastian Way - 1st Floor - Ste 102

Size
2,251 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now
Masi Business Center
11777 Sebastian Way - Bldg 20
1,991 - 5,500 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
5,500 SF
Building Height
1 Story
Typical Floor Size
5,500 SF
Parking
23 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 101
  • 1,991 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Standard Office
  • Fits 5 - 16 People
  • Mostly Open Floor Plan Layout
  • 1st Floor, Ste 102
  • 3,509 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Standard Office
  • Fits 9 - 29 People
  • Open Floor Plan Layout
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 101 1,991 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
1st Floor, Ste 102 3,509 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
Masi Business Center
11777 Sebastian Way - Bldg 20
1,991 - 5,500 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
5,500 SF
Building Height
1 Story
Typical Floor Size
5,500 SF
Parking
23 Spaces

11777 Sebastian Way - 1st Floor - Ste 101

Size
1,991 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

11777 Sebastian Way - 1st Floor - Ste 102

Size
3,509 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now
Masi Business Center
11790 Sebastian Way - Bldg 16A
2,965 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
7,010 SF
Building Height
1 Story
Typical Floor Size
7,010 SF
Parking
30 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 101-102
  • 2,965 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Standard Office
  • Fits 8 - 24 People
  • Mostly Open Floor Plan Layout
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 101-102 2,965 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
Masi Business Center
11790 Sebastian Way - Bldg 16A
2,965 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
7,010 SF
Building Height
1 Story
Typical Floor Size
7,010 SF
Parking
30 Spaces

11790 Sebastian Way - 1st Floor - Ste 101-102

Size
2,965 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now
Masi Business Center
11879 Sebastian Way - Bldg 19B
2,217 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
10,184 SF
Building Height
1 Story
Typical Floor Size
10,184 SF
Parking
56 Spaces
  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 1st Floor, Ste 105
  • 2,217 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now
  • Fully Built-Out as Standard Office
  • Fits 6 - 18 People
  • Mostly Open Floor Plan Layout
Space Size Term Rental Rate Space Use Condition Available
1st Floor, Ste 105 2,217 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
Masi Business Center
11879 Sebastian Way - Bldg 19B
2,217 SF | Upon Request Upon Request Upon Request Upon Request Upon Request Upon Request | View Building Details
Building Type/Class
Office/B
Year Built
2007
Building Size
10,184 SF
Building Height
1 Story
Typical Floor Size
10,184 SF
Parking
56 Spaces

11879 Sebastian Way - 1st Floor - Ste 105

Size
2,217 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

11843 Sebastian Way - 1st Floor - Ste 101

Size 1,297 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 4 - 11 People

11843 Sebastian Way - 1st Floor - Ste 102

Size 2,251 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 6 - 19 People

11777 Sebastian Way - 1st Floor - Ste 101

Size 1,991 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 5 - 16 People

11777 Sebastian Way - 1st Floor - Ste 102

Size 3,509 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Standard Office
  • Open Floor Plan Layout
  • Fits 9 - 29 People

11790 Sebastian Way - 1st Floor - Ste 101-102

Size 2,965 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 8 - 24 People

11879 Sebastian Way - 1st Floor - Ste 105

Size 2,217 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 6 - 18 People

Select Tenants at This Property

  • Floor
  • Tenant Name
  • Industry
  • 1st
  • Avicenna Home Care Agency Llc
  • Health Care and Social Assistance
  • 1st
  • C.W. Driver
  • Construction
  • 1st
  • Hualong Education
  • -
  • 1st
  • Inland Empire Tourism Council
  • Services
  • 1st
  • Jimmy Sayegh Chiropractic
  • Health Care and Social Assistance
  • 1st
  • Kline Services Inc
  • Professional, Scientific, and Technical Services
  • 1st
  • Mass Services
  • Professional, Scientific, and Technical Services
  • 1st
  • My Healthy Penguin
  • -
  • 1st
  • The Behavior Lab Llc
  • Professional, Scientific, and Technical Services
  • 1st
  • Unity Escape Rooms
  • -

Park Overview

Masi Business Center offers a professional and accessible business environment in the heart of Rancho Cucamonga. Located just off Foothill Boulevard and minutes from the renowned Victoria Gardens lifestyle center, this property provides tenants with a strategic location surrounded by abundant retail, dining, and service amenities. The campus is positioned behind Masi Plaza, which features a strong mix of national and local retailers, creating a vibrant and convenient setting for businesses. The property benefits from excellent regional connectivity, with quick access to Interstate 15 and major thoroughfares, ensuring seamless commutes for employees and clients. Ample on-site parking and well-designed ingress and egress points enhance convenience for daily operations. The surrounding area boasts strong demographics, with more than 265,000 residents within a five-mile radius and average household incomes exceeding $130,000, supporting a robust customer and employee base. Ideal for a variety of professional and service-oriented users, Masi Business Center combines location strength, accessibility, and a dynamic business environment. Tenants will appreciate the proximity to key amenities, including fitness centers, restaurants, and retail destinations, all within walking distance. This is an exceptional opportunity to establish or expand your business in one of the Inland Empire’s most desirable commercial corridors.

  • Listing ID: 34728619

  • Date on Market: 6/30/2025

  • Last Updated:

  • Address: 11879 Sebastian Way, Rancho Cucamonga, CA 91730

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