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Gateway Center 1370 Valley Vista Dr 773 - 4,419 SF of Office Space Available in Diamond Bar, CA 91765
HIGHLIGHTS
- Attractive architecture with Dual lobby entrances
- Master-planned, 255-acre business park designed for corporate headquarters, regional offices, and high tech use
- Scenic valley views, Lush landscaping, Dramatic presence
- High quality interior finishes
- Convenient access to the 57 (Orange) and 60 (Pomona) freeways
- Close to Ontario Airport, hotels, restaurants, business services and retail
ALL AVAILABLE SPACES(3)
Display Rental Rate as
- SPACE
- SIZE
- TERM
- RENTAL RATE
- SPACE USE
- CONDITION
- AVAILABLE
- Rate includes utilities, building services and property expenses
- 3 Private Offices
- Fully Built-Out as Standard Office
Suite 221. 1672 SF. Available 4.1.2026
- Rate includes utilities, building services and property expenses
Available 2/1/26. 3 offices, conference room, kitchen and open work area.
- Rate includes utilities, building services and property expenses
- 4 Private Offices
- Fully Built-Out as Standard Office
| Space | Size | Term | Rental Rate | Space Use | Condition | Available |
| 2nd Floor, Ste 208 | 773 SF | Negotiable | $51.09 CAD/SF/YR $4.26 CAD/SF/MO $39,493 CAD/YR $3,291 CAD/MO | Office | Full Build-Out | Now |
| 2nd Floor, Ste 221 | 1,672 SF | Negotiable | $51.09 CAD/SF/YR $4.26 CAD/SF/MO $85,424 CAD/YR $7,119 CAD/MO | Office | Full Build-Out | 2026-04-01 |
| 2nd Floor, Ste 258 | 1,974 SF | Negotiable | $51.09 CAD/SF/YR $4.26 CAD/SF/MO $100,853 CAD/YR $8,404 CAD/MO | Office | Full Build-Out | 2026-02-01 |
2nd Floor, Ste 208
| Size |
| 773 SF |
| Term |
| Negotiable |
| Rental Rate |
| $51.09 CAD/SF/YR $4.26 CAD/SF/MO $39,493 CAD/YR $3,291 CAD/MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| Now |
2nd Floor, Ste 221
| Size |
| 1,672 SF |
| Term |
| Negotiable |
| Rental Rate |
| $51.09 CAD/SF/YR $4.26 CAD/SF/MO $85,424 CAD/YR $7,119 CAD/MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| 2026-04-01 |
2nd Floor, Ste 258
| Size |
| 1,974 SF |
| Term |
| Negotiable |
| Rental Rate |
| $51.09 CAD/SF/YR $4.26 CAD/SF/MO $100,853 CAD/YR $8,404 CAD/MO |
| Space Use |
| Office |
| Condition |
| Full Build-Out |
| Available |
| 2026-02-01 |
2nd Floor, Ste 208
| Size | 773 SF |
| Term | Negotiable |
| Rental Rate | $51.09 CAD/SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | Now |
- Rate includes utilities, building services and property expenses
- Fully Built-Out as Standard Office
- 3 Private Offices
2nd Floor, Ste 221
| Size | 1,672 SF |
| Term | Negotiable |
| Rental Rate | $51.09 CAD/SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | 2026-04-01 |
Suite 221. 1672 SF. Available 4.1.2026
- Rate includes utilities, building services and property expenses
2nd Floor, Ste 258
| Size | 1,974 SF |
| Term | Negotiable |
| Rental Rate | $51.09 CAD/SF/YR |
| Space Use | Office |
| Condition | Full Build-Out |
| Available | 2026-02-01 |
Available 2/1/26. 3 offices, conference room, kitchen and open work area.
- Rate includes utilities, building services and property expenses
- Fully Built-Out as Standard Office
- 4 Private Offices
PROPERTY OVERVIEW
Located within the prestigious Gateway Corporate Center, 1370 Valley Vista Drive is a premier Class “A” office building offering a professional and polished environment for businesses seeking a strategic foothold in the San Gabriel Valley. This two-story asset features dual lobby entrances, high-end interior finishes, and is nestled within a 255-acre master-planned business park tailored for corporate headquarters, regional offices, and high-tech users. The property boasts scenic valley views and lush landscaping, creating a serene yet impactful setting for tenants and visitors alike. With immediate access to the 57 (Orange) and 60 (Pomona) freeways, the location ensures seamless connectivity to the greater Los Angeles region. Nearby amenities include Ontario International Airport, a variety of hotels, restaurants, retail centers, and business services, making it an ideal choice for companies prioritizing convenience and visibility.
- 24 Hour Access
- Day Care
- Food Service
PROPERTY FACTS
SELECT TENANTS
- FLOOR
- TENANT NAME
- 2nd
- American Fertility
- 2nd
- APR Consulting, Inc.
- 1st
- CAL Trans
- 2nd
- DeepCool
- 2nd
- Diamond Bar Solutions
- 1st
- Graybar Electric Supply
- 2nd
- MATAX Consulting
- 2nd
- Regus
- 2nd
- WFG National Title
- 2nd
- Woodbury Financial Service
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Gateway Center | 1370 Valley Vista Dr
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