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Sublease Highlights

  • Prestigious corporate address in Irvine Spectrum
  • Walking distance to restaurants and retail options
  • French limestone-clad exterior with panoramic views
  • Easy access to I-405 and I-5 freeways

All Available Spaces(2)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Build-Out
  • Available
  • 5th Floor, Ste Suite 500
  • 24,304 SF
  • May 2029
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 60 Days

Full-floor layout offering six conference rooms, private offices, workstations, and collaborative spaces. Features include a reception area, wellness room, break room, and IT infrastructure fully built out for immediate occupancy. Modern finishes and open workstations enhance flexibility for a range of corporate uses.

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • 6 Conference Rooms
  • Space is in Excellent Condition
  • Central Air Conditioning
  • Drop Ceilings
  • Natural Light
  • Private offices with natural light
  • Fully Built-Out as Standard Office
  • 7 Private Offices
  • 152 Workstations
  • Can be combined with additional space(s) for up to 35,680 SF of adjacent space
  • Reception Area
  • Recessed Lighting
  • Accent Lighting
  • 6th Floor
  • 11,376 SF
  • May 2029
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 60 Days

Partial sixth-floor space includes a boardroom, two huddle rooms, five private offices, and 60 workstations. A modern break area and open plan design encourage collaboration. With upgraded finishes and views of Irvine Spectrum, this space functions well for executive or team-oriented work environments.

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • Can be combined with additional space(s) for up to 35,680 SF of adjacent space
  • Drop Ceilings
  • Boardroom and huddle rooms available
  • Fully Built-Out as Standard Office
  • 5 Private Offices
  • 60 Workstations
  • Central Air Conditioning
  • Natural Light
Space Size Term Rental Rate Space Use Build-Out Available
5th Floor, Ste Suite 500 24,304 SF May 2029 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 60 Days
6th Floor 11,376 SF May 2029 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 60 Days

5th Floor, Ste Suite 500

Size
24,304 SF
Term
May 2029
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Build-Out
Full Build-Out
Available
60 Days

6th Floor

Size
11,376 SF
Term
May 2029
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Build-Out
Full Build-Out
Available
60 Days

5th Floor, Ste Suite 500

Size 24,304 SF
Term May 2029
Rental Rate Upon Request
Space Use Office
Build-Out Full Build-Out
Available 60 Days

Full-floor layout offering six conference rooms, private offices, workstations, and collaborative spaces. Features include a reception area, wellness room, break room, and IT infrastructure fully built out for immediate occupancy. Modern finishes and open workstations enhance flexibility for a range of corporate uses.

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 7 Private Offices
  • 6 Conference Rooms
  • 152 Workstations
  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 35,680 SF of adjacent space
  • Central Air Conditioning
  • Reception Area
  • Drop Ceilings
  • Recessed Lighting
  • Natural Light
  • Accent Lighting
  • Private offices with natural light

6th Floor

Size 11,376 SF
Term May 2029
Rental Rate Upon Request
Space Use Office
Build-Out Full Build-Out
Available 60 Days

Partial sixth-floor space includes a boardroom, two huddle rooms, five private offices, and 60 workstations. A modern break area and open plan design encourage collaboration. With upgraded finishes and views of Irvine Spectrum, this space functions well for executive or team-oriented work environments.

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 5 Private Offices
  • 1 Conference Room
  • 60 Workstations
  • Can be combined with additional space(s) for up to 35,680 SF of adjacent space
  • Central Air Conditioning
  • Drop Ceilings
  • Natural Light
  • Boardroom and huddle rooms available

Property Overview

300 Spectrum Center Drive stands as a premier Class A office tower in the heart of Irvine Spectrum, one of Orange County’s most active business hubs. Rising 15 stories with striking French limestone-clad architecture, the building delivers a prestigious presence and exceptional corporate identity. Tenants enjoy panoramic views and direct connectivity to major transportation routes, including I-405 and I-5. Its prime location offers unmatched access to an amenity-rich environment, with walkable proximity to over 30 dining, retail, and entertainment destinations at Irvine Spectrum Center. Designed by the renowned WATG architecture firm, the property blends innovative design with functional elegance, including a signature interconnecting stairway. With a modern infrastructure and convenient freeway accessibility, 300 Spectrum Center supports dynamic business operations in one of Southern California’s most desirable office corridors.

  • Conferencing Facility
  • Courtyard
  • Fitness Center
  • Food Service
  • Property Manager on Site
  • Car Charging Station
  • Air Conditioning

Property Facts

Building Type
Office
Year Built
1989
LoopNet Rating
4 Star
Building Height
15 Stories
Building Size
320,127 SF
Building Class
A
Typical Floor Size
24,300 SF
Unfinished Ceiling Height
10’
Parking
374 Surface Parking Spaces at $28 CAD/month
Covered Parking
Reserved Parking at $114 CAD/month

Select Tenants

  • Floor
  • Tenant Name
  • Industry
  • 6th
  • ASR Microelectronics International Inc.
  • Manufacturing
  • 14th
  • Cosentus
  • Professional, Scientific, and Technical Services
  • 3rd
  • Haskell & White
  • Professional, Scientific, and Technical Services
  • 12th
  • Mortenson Taggart Adams LLP
  • Professional, Scientific, and Technical Services
  • 2nd
  • MVML Inc
  • -
  • 5th
  • Q Cells Usa Inc
  • Utilities
  • 4th
  • Regus
  • Real Estate
  • 15th
  • Slalom
  • Professional, Scientific, and Technical Services
  • 12th
  • Turtle Rock Studios Inc
  • Information
  • 15th
  • Zeppos Law Group LLP
  • Professional, Scientific, and Technical Services

Sustainability

LEED Certified
Silver
LEED certification is a globally recognized symbol of sustainability achievement.

Sustainability

LEED Certification Developed by the U.S. Green Building Council (USGBC), the Leadership in Energy and Environmental Design (LEED) is a green building certification program focused on the design, construction, operation, and maintenance of green buildings, homes, and neighborhoods, which aims to help building owners and operators be environmentally responsible and use resources efficiently. LEED certification is a globally recognized symbol of sustainability achievement and leadership. To achieve LEED certification, a project earns points by adhering to prerequisites and credits that address carbon, energy, water, waste, transportation, materials, health and indoor environmental quality. Projects go through a verification and review process and are awarded points that correspond to a level of LEED certification: Platinum (80+ points) Gold (60-79 points) Silver (50-59 points) Certified (40-49 points)

Moderately walkable
60/100
Exceptionally drivable
100/100
Limited public transit
30/100
Moderately bikeable
60/100
  • Listing ID: 41072978

  • Date on Market: 2026-06-26

  • Last Updated:

  • Address: 300 Spectrum Center Dr, Irvine, CA 92618

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