• Photo courtesy of Michael Mathers Photography.

First & Main Office Building

Portland, OR

Project Categories

LEED Platinum and Commercial + corporate office

Business Type

Highrise office and retail

Size

495,000 square feet

Architect

GBD Architects

Owner

Shorenstein Properties

PAE Role

Mechanical engineering

Electrical engineering

Building analysis and modeling

Technology design

Architectural lighting design

LEED Platinum

20

Percent better energy efficiency

than code requirements

40

Percent better water efficiency

than code requirements

Sustainability

Certifications

  • Architecture 2030
  • LEED Platinum

Progress Report

Achieved 20% energy efficiency
Achieved 40% potable water efficiency

Special features

  • High-efficiency variable-flow chillers
  • High-performance glazing
  • Direct digital controls
  • Variable-volume-air handling units
  • Extensive daylighting, occupancy sensors, and an automated dimming system
  • Rainwater-reclamation system with a 65,000 gallon cistern—water collected will be used to irrigate the green roof
  • Whole building measurement and verification system