top of page

BMG group photo May 2024 square.jpg


About Us

Barrett Mediation Group provides expert mediation and conflict-resolution services. Our seasoned team brings a wealth of experience to our clients in Washington and Oregon. With more than a thousand successful mediations, we have earned a reputation for excellence.


With decades of legal experience, we speak with authority to value and risk.

We listen with real 
empathy, earning trust in the process.



We work relentlessly to solve your dispute, helping parties realistically assess their strengths and weaknesses.

Our Team

At Barrett Mediation Group, we take great pride in our ability to provide exceptional mediation services. Our team consists of highly experienced professionals, who bring decades of expertise in various areas of mediation. With extensive knowledge and experience, we are equipped to handle the most challenging disputes and parties, ensuring the best possible chance of settlement.

Marilyn Sherron profile pic.png

Marilyn Sherron

Theresa Doyle profile pic.png

Judge Theresa Doyle (Ret.)

Colleen Barrett profile pic.png

M. Colleen Barrett

What People are Saying About Our Mediators

Colleen is among the best mediators in Washington. She is sharp, creative, hard-working, an honest broker, and has a wonderful sense of humor. Colleen has delivered settlements in cases I really thought could never be resolved short of trial.



bottom of page