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Highlights

  • Immediate access to I-10, I-15, and SR-60 transportation corridors.
  • Attractive office and warehouse configuration supports diverse operations.
  • Covered parking is available for tenant and visitor convenience.
  • Adjacent to Ontario International Airport and regional business centers.
  • Excellent building signage opportunities enhance visibility.
  • Surrounded by hotels, restaurants, and retail amenities.

All Available Spaces(2)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 1st Floor, Ste 110
  • 1,746 SF
  • Negotiable
  • $23.40 /SF/YR $1.95 /SF/MO $40,856 /YR $3,405 /MO
  • Office
  • Full Build-Out
  • Now

Suite 110 is part of a well-appointed office condominium complex situated in the Airport Area submarket of Ontario, CA, within minutes of Ontario International Airport and major freeways including the I-10, I-15, and 60. The property totals 4,066 square feet, and Suite 110 offers a functional, professional layout designed for small to mid-size office users. This ground-floor space delivers a combination of private offices and open work areas, allowing for versatile workspace configurations. The suite benefits from a modern building design within a business park setting, providing a professional environment supported by ample surface parking. Located just off Guasti Road, this property enjoys proximity to numerous retail and dining amenities as well as corporate services, making it an attractive choice for financial services, administrative offices, or tech-related firms. The location ensures exceptional accessibility for both employees and clients, offering convenience and a strong business presence in a high-demand commercial corridor of the Inland Empire.

  • Listed rate may not include certain utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • Can be combined with additional space(s) for up to 3,261 SF of adjacent space
  • Adjacent to Ontario International Airport
  • Close Proximity to Excellent Retail & Restaurants
  • Easy Access to I-10, I-15 & CA-60 Freeways
  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Turnkey Suite for Immediate Occupancy
  • Excellent Signage Opportunities
  • Covered Parking Available
  • 1st Floor, Ste 120
  • 1,515 SF
  • Negotiable
  • $23.40 /SF/YR $1.95 /SF/MO $35,451 /YR $2,954 /MO
  • Office
  • Full Build-Out
  • Now

Suite 120 includes a reception area, conference room, two private offices, an open office area, a private restroom, a lunch area, a warehouse component, and a dedicated storage room. The efficient layout supports both office functions and operational needs within a single suite.

  • Listed rate may not include certain utilities, building services and property expenses
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • Reception Area
  • Includes lunch and storage
  • Warehouse with office buildout
  • Fully Built-Out as Standard Office
  • 2 Private Offices
  • Can be combined with additional space(s) for up to 3,261 SF of adjacent space
  • Private Restrooms
  • Reception with conference room
Space Size Term Rental Rate Space Use Build-Out Available
1st Floor, Ste 110 1,746 SF Negotiable $23.40 /SF/YR $1.95 /SF/MO $40,856 /YR $3,405 /MO Office Full Build-Out Now
1st Floor, Ste 120 1,515 SF Negotiable $23.40 /SF/YR $1.95 /SF/MO $35,451 /YR $2,954 /MO Office Full Build-Out Now

1st Floor, Ste 110

Size
1,746 SF
Term
Negotiable
Rental Rate
$23.40 /SF/YR $1.95 /SF/MO $40,856 /YR $3,405 /MO
Space Use
Office
Build-Out
Full Build-Out
Available
Now

1st Floor, Ste 120

Size
1,515 SF
Term
Negotiable
Rental Rate
$23.40 /SF/YR $1.95 /SF/MO $35,451 /YR $2,954 /MO
Space Use
Office
Build-Out
Full Build-Out
Available
Now

1st Floor, Ste 110

Size 1,746 SF
Term Negotiable
Rental Rate $23.40 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

Suite 110 is part of a well-appointed office condominium complex situated in the Airport Area submarket of Ontario, CA, within minutes of Ontario International Airport and major freeways including the I-10, I-15, and 60. The property totals 4,066 square feet, and Suite 110 offers a functional, professional layout designed for small to mid-size office users. This ground-floor space delivers a combination of private offices and open work areas, allowing for versatile workspace configurations. The suite benefits from a modern building design within a business park setting, providing a professional environment supported by ample surface parking. Located just off Guasti Road, this property enjoys proximity to numerous retail and dining amenities as well as corporate services, making it an attractive choice for financial services, administrative offices, or tech-related firms. The location ensures exceptional accessibility for both employees and clients, offering convenience and a strong business presence in a high-demand commercial corridor of the Inland Empire.

  • Listed rate may not include certain utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 3,261 SF of adjacent space
  • Turnkey Suite for Immediate Occupancy
  • Adjacent to Ontario International Airport
  • Excellent Signage Opportunities
  • Close Proximity to Excellent Retail & Restaurants
  • Covered Parking Available
  • Easy Access to I-10, I-15 & CA-60 Freeways

1st Floor, Ste 120

Size 1,515 SF
Term Negotiable
Rental Rate $23.40 /SF/YR
Space Use Office
Build-Out Full Build-Out
Available Now

Suite 120 includes a reception area, conference room, two private offices, an open office area, a private restroom, a lunch area, a warehouse component, and a dedicated storage room. The efficient layout supports both office functions and operational needs within a single suite.

  • Listed rate may not include certain utilities, building services and property expenses
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 2 Private Offices
  • 1 Conference Room
  • Can be combined with additional space(s) for up to 3,261 SF of adjacent space
  • Reception Area
  • Private Restrooms
  • Includes lunch and storage
  • Reception with conference room
  • Warehouse with office buildout

Property Overview

3290 E. Guasti Road offers a professionally maintained office and warehouse property in Ontario's established Airport Area business district. The building features an attractive interior build-out designed to support a variety of office, administrative, and operational users. Its strategic location provides convenient access to Interstate 10, Interstate 15, and State Route 60, allowing efficient connectivity throughout the Inland Empire and Southern California region. The property is situated adjacent to Ontario International Airport and is surrounded by hotels, restaurants, retail services, and other business amenities that support employees and visitors alike. Prominent signage opportunities enhance business visibility, while covered parking adds convenience for tenants and guests. The combination of functional office components, warehouse capability, regional transportation access, and proximity to major commercial amenities creates a practical environment for businesses seeking a well-located and move-in-ready facility in one of the Inland Empire's most active commercial corridors.

  • Signage

Property Facts

Building Type
Office
Year Built
2005
Building Height
1 Story
Building Size
8,132 SF
Building Class
B
Typical Floor Size
8,132 SF
Parking
30 Surface Parking Spaces
Covered Parking
Fairly walkable
40/100
Exceptionally drivable
100/100
Limited public transit
30/100
Fairly bikeable
40/100
  • Listing ID: 26386798

  • Date on Market: 7/22/2026

  • Last Updated:

  • Address: 3290 Guasti Rd, Ontario, CA 91761

Contact the Leasing Agent

Bldg 3, Phase I | 3290 Guasti Rd

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