ADU Specialists



Earth Advantage accredited ADU Specialists have completed robust training on Accessory Dwelling Units (ADUs) and are on the cutting edge of this growing development trend. ADU Specialists are uniquely positioned to help homeowners and developers understand site eligibility, development process and costs, and the return on investment of ADUs. View the registry of accredited ADU Specialists below. 

To become an ADU Specialist, real estate and building industry professionals must attend 1 of 4 approved EA's online trainings  All About ADUs, ADU Primer , California's ADUs 101,  or the in-person  ADU Academy class (TBA due to Covid restrictions), and pass the ADU Exam. Learn more about becoming an ADU Specialist by visiting the pages linked above or our designated ADU Specialist webpage

Alaska - Anchorage

Rebecca Wolfe

California - East Bay

Ivan Hendren

California - Monterey County

Ashley Gauer, Broker

California - Sacramento

Sefi Bartov
Bartov Innovative Construction
Mark Buckman
Cody Rogers, Broker
TCB Restoration

California - San Diego

John Arendsen
Crest Backyard Homes

California - Sonoma County

Kenneth Munson

Canada - Toronto, ON

Andy Tran

Colorado - Denver Metro

Larry Abrams, Developer
Dio Volendo LLP
Jack Bestall, Architect
Dio Volendo LLP
Andrew Russo
Paula Russo

Florida - Coral Gables

Gabriele Campana, Developer
NU Habitat

Georgia - Atlanta

Dirk Brown

North Carolina - Skyland

Barry Bialik, Builder
Compact Cottages

North Carolina - Wilmington

Roger Gins, Nonprofit
Backyard Housing Group

Oregon - Central

Christine Benton, Broker
Keller Williams Central Oregon Realty
Chris Bernard, Broker
Allison James Estates & Homes
Robert Curzon, Broker
Bend Premier Real Estate
Lester Friedman
Coldwell Banker Morris
Frances Harder, Appraiser
Harder Appraisal Service
Frances Harder, Appraiser, Appraiser
Harder Appraisal Service
Hank Hill, Builder
Bend Craftsmen Company LLC
Scott Huggin, Broker
Coldwell Banker Morris
Lisa Lamberto, Broker
Cascade Sotheby's International Realty
Beverly Lucas, Builder
Lowes Commercial Properties
Catherine Malk
John L. Scott
Noah Moore, Builder
Marin Development
Valerie Nelson
The Hasson Company Realtors
Jason Offutt, Broker
The Shelter Studio
Bill Panton
Duke Warner Realty
Melodee Radcliffe
Windermere Central Oregon Real Estate LLC
Linda Sealock, Broker
Brooks Resources Realty
Terry Skjersaa, Broker
Duke Warner Realty
Jane Strell, Broker
Coldwell Banker Morris
Danielle Strome, Broker
John L Scott Bend
Michelle Tisdel
RE/MAX Equity Group Inc.
Mike Tucker, Broker
Windermere
Debbie Wightman, Broker
Sunriver Realty

Oregon - Coast

Pam Birmingham
Mary Kay Campbell, Broker
Berkshire Hathaway Home Services NW
Pam Zielinski
Berkshire Hathaway

Oregon - Columbia River Gorge

Drew Parker, Builder

Oregon - Mid-Willamette Valley

Jesse Bryant
Jay Elder, Architect
Studio-E Architecture

Oregon - Portland Metro

Abdur Abdul-Malik
Pacific Cove Appraisals
Anna Agatat, Broker
Mt. Hood Realty
Darcie Alexander, Broker
Meadows Group Inc. Realtors
Kimberly Allchurch Flick, Broker
John L Scott RE
Jarrett Altman, Broker
Neighborhood Works Realty
Ash Amstutz, Broker
Urbansphere
James Anderson
A Quality Appraisal, LLC dba A Quality Measurement
Jason Anderson, Broker
Living Room Realty
Jaime Arb Haessig
Think Real Estate
Jolynne Ash, Broker
Berkshire Hathaway
Jennifer Auge
The Hasson Company Realtors
Lisa Avena
Living Room Realty
Shannon Baird, Broker
Living Room Realty
Nadia Bakr
The Hasson Company Realtors
Rebecca Barron, Broker
Living Room Realty
Mable Bartlett, Broker
Oregon First
Jennifer Beach, Broker
Urban Nest PDX
Sasha Beckwith
Mark Beirwagen, Builder
Stone Creek Building & Development
Brian Belefant, Broker
Keller Williams - Realty Professionals
Thomas Bennett, Architect
Bennett Construction
Brittany Bersani, Broker
The Hasson Company Realtors
Philip Bertrand
Keller Williams Portland Premiere
Sean Besso
Oregon Realty Co.
Pam Birmingham, Builder
Windermere
Daniel Blachowski
Urban Nest PDX
Pam Blair, Broker
Meadows Group Inc. Realtors
Aryne Blumklotz
Living Room Realty
Anthony Body, Assessor
Anthony Dwayne Body
Hilary Bourassa, Broker
Meadows Group Inc. Realtors
Chad Brackett, Broker
Living Room Realty
Anne Breault
Thoroughbred Real Estate Group
Jeff Bromwell, Builder
Urban Design Build Company
Susan Brown, Consultant
Umpqua Bank
Summer Browner, Broker
Keller Williams - Realty Professionals
Jessica Brunt, Broker
Meadows Group Inc. Realtors
Sheila Buhrer, Broker
The Broker Network
Elise Campbell, Broker
Oregon First
Barbara Carlson, Broker
RE/MAX Equity Group Inc.
Charlotte Chang, Broker
Cascade Sotheby's International Realty
Thomas Chavalia, Builder
Shelter Solutions
Nicole Chavira
Keller Williams - Realty Professionals
Charity Chesnek
Think Real Estate
Suzanne Clark
Bob Clark, Broker
Keller Williams Realty - Portland Premiere
David Columbus
Living Room Realty
Kyle Cook, Broker
Gregg Creighton, Builder, Broker
Creighton Architecture
Karen Croston, Broker
Mt. Hood Realty
Jodi Cvar, Broker
Cascade Sotheby's Int'l Realty
Lauren Dahl
Living Room Realty
Georgette Dashiell, Broker
Keller Williams
Julie Davis
Renee DeCuire, Broker
Meadows Group Inc. Realtors
Kristin Del Balzo
Shayna Denny, Broker
Knipe Realty Nw Inc
Lonnie Dicus
Windermere Realty Group
Celestina DiMauro, Builder
Inhabit Real Estate
Deana Doney, Broker
Meadows Group Inc. Realtors
Shannon Dooley, Broker
Vintage Real Estate
George Doorly
Angel Drinkwine, Broker
John L Scott RE
Vickie Duchscherer
Summa Professional Real Estate Group
Danielle Duggan, Broker
Premiere Property Group
Anne Marie Faulkner
RE/MAX Equity Group Inc.
Julia Felsman
Lori Fenwick, Broker
PPG LLC
JulieAnn Fleming
Emilio Fontana
Premiere Property Group
Cricket Forsey
Keller Williams Realty - Portland Premiere
Emily Franc, Broker
Keller Williams
Audra Galler, Broker
Urban Nest PDX
Nikki Gardner, Broker
Keller Williams - Realty Professionals
Charles Garrison, Broker
Premiere Property Group
Jason Gill, Broker
Premiere Property Group
Laurie Gilmer
Think Real Estate
Dianne Hagan
Premiere Property Group
Alexis Halmy, Broker
Windermere C&C Lake Oswego
Nicolette Hanna, Broker
Living Room Realty
KC Heaney
Hasson
Tracey Henkels, Broker
Living Room Realty
Oscar Herrera, Builder
Nest Design+Construction, Inc.
Todd Hertner, Builder
Rebuild LLC
Benjamin Hollenbaugh
Living PDX Real Estate
Luke Hotchkiss, Educator
Benson Polytechnic High School
Daniel Howlett
Premiere Property Group
Stew Hulick, Broker
Urban Nest PDX
Christina Hunt
Eldridge Huntington
Living Room Realty
Carol Hushman, Broker
Keller Williams - Portland Central
Tom Inglesby, Builder
Remax
Ruben Isai
Noel Jackson, Broker
The Agency Realtors
Jean Johnson
Windermere Community Realty
Kevin Johnson, Developer
Lindsey Jones, Architect
Aligned Design
Janet Kayser, Broker
Metro NW Realty
Jason Kennedy
RE/MAX Equity Group Inc.
Steve Kieran, Broker
AgencyOne Portland
Keith Knowles
Dirk Knudsen, Broker
Windermere
Nikki Kress, Broker
Urban Nest PDX
Julie Lais, Broker
Premiere Property Group
Lauren Laquinta
Sotheby's
Davia Larson
Oregon First
Jampa Lathsang, Broker
JAMPA N LATHSANG
Kristine Lebow, Broker
Living Room Realty
Pamela Lewis
Stellar Realty Northwest
Joelle Lewis, Broker
Premiere Property Group
Kalli Light, Broker
Coffman Excavation
Eric Lindsay, Builder
Lindsay Family Trust
Alex Londero, Broker
Encompass realty
Janice Lundy, Broker
Berkshire Hathaway
Lois Mackenzie
Peter Marth, Builder
Marth Renovations
Adrain Mathews
Debra Mathews
The Hasson Company Realtors - Bend Office
Barb Matthiesen
Barbara Matthiesen Real Estate
Jason Maycumber
Suzie Mayes, Broker
Living Room Realty
Marilyn Mays, Broker
Keller Williams - Realty Professionals
Ron "Mac" McDowell, Broker
Coldwell Banker Seal Portland
Carson Mead
Living Room Realty
Lina Menard
Emily Mikhaiel, Broker
MORE Realty
Morgan Miller, Builder
Patronne Designs
Kathy Mollere
Home Equity Properties
Sarah Moon Lunde, Broker
Meadows Group Inc. Realtors
Matthew Moran, Broker
Windermere Realty Trust
Jeff Mosser
Kate Murphy, Broker
Urban Nest Egg
Dulcinea Myers-Newcomb, Broker
Living Room Realty
Jana Nazir
Benjamin Nelson
Brian Nelson
Alex Ney, Broker
Urban Nest PDX
Mattin Noblia
Keller Williams Sunset Corridor
Yascha Noonberg, Broker
Living Room Realty
Sean O'Feery
Living Room Realty
Wayne Olson, Broker
Olson Group Real Estate
Barbara Osborne, Broker
NextHome NW Realty
Greta Ossman, Broker
Premiere Property Group
Gertrud Otzen
eXp Realty
Michael Paglinger, Broker
Bright Spot Design Build
Jami Parker
Rare Bird Real Estate
Katherine Pelz
Katherine Pelz Architecture
Matt Peterson
Erin Primrose
Living Room Realty
Ellen Radcliffe, Broker
Premiere Property Group
Sophie Ragsdale, Broker
Debbie Rainforth, Broker
NextHome NW Realty
Amanda Rammer, Broker
RE/MAX Integrity Eugene
Savanna Ray
Living Room Realty
Jayston Ripplinger, Broker
REALTY PRO OREGON
Lindsay Robbins, Broker
Meadows Group Inc. Realtors
Lynn Roberge
DR Productions, INC
Debi Robertson, Broker
Premiere Property Group
Susan Roesler, Broker
Summa Pacific Cascade
Bonnie Roseman, Broker
Living Room Realty
Sophia Rosenberg, Broker
RE/MAX Signature Properties
Katie Ross, Broker
Rainbow Realty NW
David Rudolph, Broker
RE/MAX Equity Group inc./Clackamas
Carolyn Sadle, Broker
Keller Williams - Realty Professionals
Erika Sander
Ariel Sasser, Broker
Property Group NW
Amy Savage, Broker
A Group Real Estate
Christine Schafer, Broker
Urban Nest PDX
Robert Schuh
Britta Schwartz, Broker
Urban Nest Realty
Mike Shainsky, Broker
Arete Realty Nw
Annie Rose Shapero, Broker
Urban Nest PDX
Michele Shea-han, Broker
Eleete Real Estate
Jennifer Shetler, Broker
Jennifer D. Shetler Broker
Beth Silva, Broker
Dwell Realty
Daniel Silvey, Broker
Knipe Realty Nw Inc
Sara Simon-Behrnes, Broker
Windermere Realty Trust
Sara Simon-Behrnes, Broker
Windermere Realty Trust
Keith Sjodin
Windermere West
Dana Smith, Broker
Premiere Property Group
Gregory Sobotka
Think Real Estate
Leonard Spivey
Teresa St Martin, Broker
Windermere Stellar
Natalie Strom, Broker
Windermere Realty Trust
Sam Stuckey, Broker
YBA Architects
Shawn Sturos, Broker
Coldwell Banker Bain
Paige Taylor
Rebecca Teborek
Bridgetown Realty Inc.
Dana Terhune, Broker
RE/MAX Equity Group Inc.
Scott Tobin
Windermere Realty Trust
Teri Toombs
Living Room Realty
Kasia Trammell, Broker
Realty Buy Design
Martha Tucker, Broker
Better Homes & Gardens
Paul Tydeman
Worldrelo Inc
Linda Venti
Windermere Realty Trust
Tim Wade
Allegiant Realty Group
Sharon Wade Ellis, Broker
NARA
Gary Ward
Oregon Realty Co.
Cinnamin Webb, Broker
Redfin, Portland Office
Stuart Weiss, Broker
Premiere Property Group
Sharon Wenger, Broker
MORE Realty
Mark Wheeler
Roots Realty
Allison Wibby, Broker
Premiere Property Group
Jen Wiley, Broker
The Hasson Company Realtors
Elizabeth Wilkerson, Broker
Premiere Property Group
Jeremy Wilkerson, Broker
Premiere Property Group
Carmen Willcox, Broker
Urban Nest PDX
Rebecca Wilson, Broker
City and State Real Estate
Megan Winnerling, Broker
Keller Williams - Portland Central
Sean Wittmeyer
New Avenue Homes
Robert Wood, Remodeler
Mountainwood Homes
Cathleen Woodruff, Broker
Windermere C&C Lloyd Tower NE
Jennifer Wright
Cynthia Zrinyi, Broker
Vincent Properties Inc.

Oregon - Southern

Steve Asher, Builder
Asher Homes
Elliot Blair, Broker
Patricia Sprague Real Estate
Greg Goebelt
Royce Real Estate
Caleb LaPlante
Generations Real Estate
Victoria Sheadel
Gatway Real Estate

Oregon - Willamette Valley

Paul Conte
PCES

Vermont - Burlington

Ian Jakus

Washington

Kim Mulligan

Washington - Pierce County

Brett Marlo DeSantis
Brett Marlo Design Build

Washington - King County

Greg Bishop
Greg Bishop Architecture Design
Graham Brown, Developer
MuchADU.com
Andrew Cahn
Erick Espiritu, Broker
Keller Williams Eastside
JR Fulton, Architect
Margo Henson
Market Appraisal
Kate Krueger, Architect
Ten Penny Studio Design and Construction
Sheri Newbold
Art Nunes, Broker
Keller Williams Realty
Brenda Nunes, Broker
The Nunes Group
Gary Olmeim, Builder
Pat Park, Builder
Adrienne Solenberger
Kelly Sommerfeld, Architect
Ten Penny Studio Design and Construction
Val Sporleder
1 AD Studio
David Taber, Broker

Washington - Pierce County

Deborah Woollen

Washington - Southwest

Adam Barton
Terri Burnett-Watson
The Hasson Company Realtors
Nancy Dong, Builder
Golden Bungalows
Sophie Keller, Broker

Washington - Whatcom County

Dave Kangas

Washington, Whatcom County

Kelcy King, Broker
Hoppis Real Estate

Wisconsin - Madison

Sue Thering, Broker
Design Coalition