Our Team

Meet our expert team driving sustainability forward with passion, knowledge, and a commitment to excellence.

Enthusiastic to make an impact? Check out our open positions!

Krystal O'Hara, LEED AP BD+C, WELL AP, Fitwel Ambassador, GGP | Managing Principal at Lorax Partnerships

Krystal O’Hara

LEED AP BD+C, WELL AP, Fitwel Ambassador, GGP Managing Principal

Katie Fink, LEED AP O+M, WELL AP |Principal and Business Development Director Lorax Partnerships

Katie Fink

LEED AP O+M, WELL AP Principal

Tim Barranco, LEED AP BD+C, NGBS Verifier | Principal, Sustainability Director at Lorax Partnerships

Tim Barranco

LEED AP BD+C, NGBS Master Verifier Principal

Hailee Griesmar, LEED AP ND, NGBS Verifier, Fitwel Ambassador | Junior Principal and Senior Project Manager at Lorax Partnerships

Hailee Griesmar

LEED AP ND, NGBS Verifier, Fitwel Ambassador Director of Sustainable Programs

Casey Ross, PE

Director of Decarbonization

Michael Sumpter

NGBS Master Verifier, RESNET HERS Rater, Passive House Verifier, BPI-MFBA, Earthcraft Verifier Director of Residential Programs

Andrew Gordy, PE

Senior Decarbonization Engineer

Michael Sizemore

CxA, LEED Green Associate Commissioning Authority

Megan Knox

LEED AP BD+C, GGP Senior Project Manager

Cindy Castro

BPI-MFBA, NGBS Verifier, HERS Rater Senior Project Manager

Benjamin Holland, LEED AP BD+C | Assistant Project Manager at Lorax Partnerships, Green Building Consulting

Benjamin Holland

LEED AP BD+C, NGBS Verifier Project Manager

Hope Grobler, LEED AP ID+C | Assistant Project Manager at Lorax Partnerships, Green Building Consulting

Hope Grobler

LEED AP ID+C Project Manager

Audrey Strawderman, LEED AP ID+C | Assistant Project Manager at Lorax Partnerships, Green Building Consulting

Audrey Strawderman

LEED AP ID+C, Fitwel Ambassador Associate, Project Manager

Callie Simon, LEED AP BD+C | Assistant Project Manager at Lorax Partnerships

Callie Simon

LEED AP BD+C, NGBS Verifier Associate, Project Manager

Brandon Nott

NGBS Green Verifier; HERS Rater; LEED Homes Green Rater Project Manager

Michael Newman

RESNET HERS Rater, NGBS Verifier Project Manager

Rebecca Gullott

Rebecca Gullott

LEED AP BD+C, Envision SP Assistant Project Manager

Olivia Patsy

Assistant Energy Analyst

Olivia Pickens

LEED AP BD+C Assistant Project Manager

Allie Gerstley

Office Manager

Katie Lund

Marketing Coordinator

Peter C. Doo

AIA Fellow, LEED AP BD+C, LEED AP ID+C, LEED Fellow, Living Building Challenge Hero, Green Globes Professional Founder

Neil Fiorelli

Neal Fiorelli

Founder