Preserving the Past, Inspiring the Future

Greiner partnered with AWH Architects to renovate the historic Guardian Building into a LEED certified gem in Lowertown St. Paul.

The Guardian Building

In partnership with:
At a Glance

Location: St. Paul, MN

Size: 10,000 sf

Architect: AWH Architects

Scope of Work
  • Complete Renovations of Floors 3 and 4
  • Enclosed Offices
  • Conference Room
  • Restrooms
  • Kitchen
  • Open-Plan Gathering Spaces
  • New Central Staircase
  • Installation of Skylights
  • Modifications for LEED Gold Certification
  • Installation of Bio Solar Rooftop
  • Structural Modifications

Innovating for the Future

The Guardian's new bio solar rooftop was the was the first of its kind in Minnesota. This green roof integrates solar panels with living plants to provide electricity for the building while reducing roof temperatures, managing storm water, and supporting pollinators.