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About the MBA

Builders sharing technology and solving construction problems, while providing attractive, affordable communities and homes for the families of the Puget Sound region.

MBA Team

Master Builders Association of King and Snohomish Counties staff

Association Programs

Aaron Adelstein, MBA Director of Programs & Products
Aaron Adelstein
Director of Programs & Products
Leah Missik, Built Green Program Manager
Leah Missik
Built Green™ Program Manager
Tessie LaMourea
Tessie LaMourea
Built Green™ Coordinator
Michell Filleau-Maas, MBA Community Stewardship Manager
Michell Filleau-Maas
Community Stewardship Manager
Eileen Calabro
Eileen Calabro
Education Manager
Kevin McDaniel, MBA Product Manager
Kevin McDaniel
Product Manager


Kat Sims
Executive Director
Jim Langus
Chief Operating Officer
Jacqui Webster, MBA Executive Administrator
Jacqui Webster
Executive Administrator


Riene Simpson
Riene Simpson
Chief Financial Officer
Tanya Tsybert, MBA Controller
Tanya Tsybert
Ha Tran, MBA, Accountant, Accounts Payable
Ha Tran
Accountant, Accounts Payable
Amber Snellgrove, MBA Staff Accountant
Amber Snellgrove
Staff Accountant
Teresa Gitner
Teresa Gitner
Accounting Assistant

Government Affairs

Allison Butcher, MBA Senior Policy Analyst
Allison Butcher
Senior Policy Analyst
Patricia Akiyama, MBA External Relations Manager
Patricia Akiyama
External Relations Manager
Jennifer Anderson, MBA King County Manager
Jennifer Anderson
King County Manager
Mike Pattison, MBA Snohomish County Manager
Mike Pattison
Snohomish County Manager
Angie Sievers, MBA King County Manager
Angie Sievers
Snohomish County Manager

Human Resources & Information Technology

Ricardo Cruz
Director of Human Resources
Russ Vanover
Russ Vanover
Director of Information Technology
Janna Parry, Applications Manager
Janna Parry
Applications Manager

Marketing, Sponsorship & Events

Nancy Grygorowicz-Davis, MBA Director of Marketing & Events
Nancy Grygorowicz-Davis
Director of Marketing & Events
Levi Thomas, MBA Business Development Manager
Levi Thomas
Business Development Manager
Cameron Poague, MBA Content Specialist
Cameron Poague
Content Specialist
Kari Sandell, MBA Events Coordinator
Kari Sandell
Events Coordinator
Gina Tucci, MBA Events Manager
Gina Tucci
Events Manager
Katrina Peterson, MBA Events Specialist
Katrina Peterson
Events Specialist
Liz Humphrey, MBA Marketing Communications Manager
Liz Humphrey
Marketing Communications Manager
Liz VanBemmel, MBA Marketing Coordinator
Liz VanBemmel
Marketing Coordinator
Sharon Thomas, MBA Public Relations Manager
Sharon Couts
Public Relations Manager

Membership & Councils

Patrick Hayes, Director of Membership & Councils
Patrick Hayes
Director of Membership & Councils
Marilyn Sippy, MBA Membership Senior Coordinator
Marilyn Sippy
Membership Senior Coordinator
Kory Sauve
Kory Sauve
Membership Councils Manager
Yvonne Seah, MBA Membership Receptionist & Support
Yvonne Seah
Membership Support & Receptionist