Celebrating 40 years of engaging people to create and sustain great communities.

Why We Do What We Do

Legacy & Innovation

At Cogan Owens Greene, we are motivated by the power of place, the power of people and the power of data. Our work with jurisdictions and agencies of all sizes centers on engaging people to create and sustain great communities. We embrace diversity of background, thought and opinion as a great community asset and strength.

To benefit our clients we:

  • Provide integrated services in comprehensive planning, community engagement and sustainability
  • Utilize best practices
  • Customize teams
  • Build consensus
  • Focus on results
  • Consider each engagement a learning opportunity


From the blog

Join our discussion of the latest planning concepts and find news about our projects and staff.

Happy birthday to COG!

On March 1st, 1975, COG opened their doors. Today, we are celebrating 40 years of engaging people to create and sustain great communities. It has been an honor to work with our clients and communities to promote positive change at all levels. As we reflect on the incredible accomplishments of our firm, here are some…read more →

Farewell to our friend and colleague, Alisha Morton!

January 30th marked the last day at work for our amazing colleague, Alisha Morton! After eight years here with us, Alisha is embarking on her journey to parenthood. We wish her the very best on this new chapter! Before leaving, we were able to capture some reflections on her time with us: 1. How did…read more →

Welcome to Cogan Owens Greene!

Thursday, December 4th marked a  major transition for our firm. To celebrate our legacy and look towards the future, Cogan Owens Cogan was officially rebranded  as Cogan Owens Greene! This transition  has been one of reflection in which we take  the opportunity to recognize the great work we have done, as well as the great work…read more →

Our Clients

One of the reasons why I’m a really big fan of COG is because of the relevancy as they move forward in community, diversity in Portland in particular, but also the rest of Oregon.

Anita Yap

Anita Yap - Founder, Multicultural Collaborative

One of the things that COG does really well is to reach people – and let those voices be heard and let those people hear other voices. That’s a very important process.

Chip Lazenby - Lazenby & Associates

COG does a terrific job of bringing people with diverse views together to unpack complex problems – and develop solutions."

Dwight Holton - Chair, Portland Utility Oversight Blue Ribbon Commission