Ralph DiNola

CEO

Ralph is an expert facilitator and convener providing inspiration and a pathway for business, policymakers and building owners seeking quantum advances in building energy performance.

Kim Cheslak

Director of Codes

Kim is a building energy codes leader and content matter expert that guides the future of building energy codes throughout the United States. Her work also includes assisting leading jurisdictions to improve their use of zero based-carbon codes and energy policies.

Amy Cortese

Director of Programs

Amy has been involved in sustainable design consulting and implementation of energy efficiency market transformation approaches for over 20 years. She is responsible for managing implementation teams covering all aspects of NBI’s work.

Jim Edelson

Director of Policy

Jim is a leading advocate for advanced energy codes and has been at the forefront of national and local commercial energy code development of higher stringency efficiency measures.

Smita Gupta

Director for Building Innovation

Smita has been involved in nearly all aspects of building energy policy, programs, and technology research over the course of 18 years. She manages NBI's initiatives on building electrification, advanced water heating, and grid interaction of buildings.

Stacey Hobart

Marketing and Communications Director

Stacey provides her expertise across NBI projects and programs to clearly communicate progress and accomplishments while also supporting advancement for NBI’s mission.

Alexi Miller

Associate Technical Director

Alexi has spent more than a decade working to transform the built environment through energy efficiency programs, best practices guidance, and policy development.

Erin Beddingfield

Associate Director of Codes and Policy

Erin supports jurisdictions across the U.S. in their efforts to advance decarbonization codes, standards and policies. She's been involved in work on GHG mitigation policies in support of governments and private sector clients for over 12 years.

Webly Bowles

Senior Project Manager

Webly brings her wide range of experience in sustainable building to NBI's zero net energy building programs. She translates technical requirements to create practical guidance for design and construction professionals.

Liepa Braciulyte

Project Analyst

Liepa brings experience in policy analysis, stakeholder engagement, and technical research and writing to her role as a Project Analyst for NBI’s Codes & Policy team.

Diana Burk

Project Manager

Diana works to advance net zero energy and net zero carbon building codes through their development, adoption, and implementation both locally and nationally.

Kevin Carbonnier

Senior Technical Associate

Kevin supports NBI with technical research and data analysis. He also develops and maintains systems for tracking building energy use and reporting on building systems and trends.

Sarah Chaney

Communications & Development Specialist

Sarah strengthens connections with our stakeholders as part of our development and communications team.

Christopher Dean

Operations & HR Manager

Christopher leads NBI’s administrative team and departments including Human Resources, Operations, and Finance.

Sean Denniston

Senior Project Manager

Sean uses his expertise for code analysis, tool development and research. He also manages NBI’s New Construction program, which provides technical resources for new construction projects.

Mischa Egolf

Technical Associate

Mischa brings expertise in technical research and writing, data analysis, and project management in the building science field to her role as a Project Analyst at NBI.

Leada Fuller-Marashi

Project Manager

Leada focuses on outreach, market development, and fostering the next generation of industry leaders through her work on the Getting to Zero Forum and NBI’s Next Gen program.

Mary Hansel

Controller

Mary works closely with executive management to oversee all financial aspects of NBI’s business operations.

Susan Grant Harris

Senior Communications Specialist

Susan supports NBI communications efforts and strengthening stakeholder relationships through direct outreach and information management systems that enable tech transfer of NBI research and guidance.

Meghan Humphreys

Senior Development Manager

Meghan coordinates fundraising and other advancement efforts for NBI. She works with NBI sponsors and partners, foundations, and other supporters to build a diverse funding mix for NBI’s mission.

Amruta Khanolkar

Senior Project Manager

Amruta brings her technical expertise on energy efficiency, demand response management, and mechanical design and operation to analyze building energy use, develop tools and advance energy codes and policies.

Jen Langsam

Office Administrator

Jennifer supports NBI by working with our Administration and Operations team.

Reilly Loveland

Senior Project Manager

Reilly’s focus is on energy efficiency in schools; this work includes developing educational opportunities and resources for a better understanding of zero net energy.

Mark Lyles

Senior Project Manager

Mark provides technical and design expertise, project management and research support on programs related to zero net energy buildings, new construction and commercial real estate.

Erin Murphy

Market Engagement Manager

Erin supports collaborations and partnerships across NBI projects and initiatives to promote increased market engagement around better buildings that are zero energy, zero carbon, and beyond.

Ben Rabe

Project Manager

Ben works with the Codes and Policy Team on state and local policy efforts and engages in base and stretch code adoption efforts across multiple jurisdictions.

Bryce Seymour

Project Manager

Bryce uses her expertise in both state and local policy to focus on work involving building energy codes, carbon policies, roadmaps, and other codes-related initiatives.

Izzy Sigrist

Project Analyst

Izzy supports the Leadership & Market Development program through research and analysis, event engagement and promotion, and overall coordination of programmatic elements.

Maggie Trimbach

Office Manager

Maggie brings her experience in administration, human resources, and accounting to NBI to support staff in reaching the organization’s mission.

Connie Umphress

Marketing and Communications Manager

Connie leads NBI’s communications efforts including publication management, brand oversight and stakeholder outreach. She also facilitates the delivery of NBI’s educational webinars.

Joe Wachunas

Project Manager

Joe provides technical and project management for the Advanced Water Heating Initiative and other building electrification and decarbonization projects in the Building Innovation area.

Gregg Ander

Consultant

Marge Anderson

Board President | Slipstream

Michael Colgrove

Energy Trust of Oregon

Mona Chandra

National Grid

Tina Jayaweera

Northwest Power and Conservation Council

Nancy Jenkins Ander

Board Vice President | Consultant

Bing Liu

Pacific Northwest National Laboratory

Mark MacCracken

Trane

Steven Nadel

ACEEE

Patrick O’Shei

NYSERDA

Brendan Owens

ecountabl, Inc.

Susan Rochford

Legrand North America and Central America

Peter Turnbull

Board Treasurer | Consultant

Corrine Van Hook-Turner

Diversity, Equity, and Inclusion Officer | People's Climate Innovation Center

Kathryn Wright

Board Secretary | Barr Foundation

David Goldstein

President Emeritus | Natural Resources Defense Council

Bronwyn Barry

Board Member at Large, NAPHN

Doug Baston

North Atlantic Energy Advisors

Janice Berman

Director of Grid Innovation, Pacific Gas & Electric

Kelly Cunningham

Program Manager, Codes and Standards, Pacific Gas & Electric

Erica Dunn

Director of Design, Green Hammer

Charles Eley

Retired Eley Associates, RA, PME, Certified Energy Modeler, ASHRAE BEMP

Mark Frankel

Principal, Ecotope

Dian Grueneich

Precourt Energy Scholar, Precourt Institute for Energy, Stanford University

Sheila Hayter

Laboratory Program Manager, National Renewable Energy Laboratory (NREL)

Dave Hewitt

Retired New Buildings Institute

David Kaneda

Founder, IDEAS Consulting

Alexis Karolides

Sustainability Practice Leader, Point Energy Innovations

Katrin Klingenberg

Executive Director, PHIUS

Anica Landreneau

Director of Sustainable Design, HOK

Mandy Lee

Senior Program Manager, Emerald Cities Collaborative

Vivian Loftness

Carnegie Mellon, FAIA, LEED AP, CPHC

Vinh Mason

Senior Energy Policy Advisor, City of Portland

Michael McAteer

Retired National Grid

William Nesmith

Energy/Environment Consultant

RK Stewart

RK Stewart Consultants, FAIA, Hon. FRAIC, Hon. JIA, Hon. AIA, LEED® AP BD+C

Sarah Talkington

Commercial Green Building, Manager, Austin Energy

Debbie Karpay Weyl

Deputy Director, WRI-U.S., World Resources Institute

Senior Fellows Program