Jason Kiefer - Email & Phone Number

Principal & Co-Founder at Sustainable Investment Group (Sig)

Jason Kiefer is based out of Boulder, Colorado, United States and works at Sustainable Investment Group (Sig) as Principal & Co-Founder.

Jason Kiefer's Contact Information

Jason Kiefer's Work email

j*****@sigear***.com

Valid

Latest update

September 18, 2025

Location

Boulder, Colorado, United States

Jason's current employer

Sustainable Investment Group (Sig)

Description

Visit the home page for Sustainable Investment Group, learn about our services which include LEED Exam Prep Training, Commissioning Servi...

Website

sigearth.com

HQ Location

Atlanta, GA, United States

Number of employees

11-50

Industry

Environmental Services

Latest update

April 30, 2024

Read about Sustainable Investment Group (Sig)

Frequent questions about Jason Kiefer

What company is Jason Kiefer working for?

Jason Kiefer works for Sustainable Investment Group (Sig).

What is Jason Kiefer's function at Sustainable Investment Group (Sig)?

Jason Kiefer is Principal & Co-Founder at Sustainable Investment Group (Sig).

Where is Jason Kiefer based?

Jason Kiefer is based out of Boulder, Colorado, United States.

What is Jason Kiefer's work email address?

Jason Kiefer's professional email address is j*****@sigear***.com

Who are Jason Kiefer's co-workers?

Jason Kiefer's colleagues are Charlie Cichetti, Nick Kassanis, Ariana Nieves, Kristina Bach, Asa Posner, Amy D'Angelo, Jenn Mahon, Beka Rund, Brian Bollinger, CEM, WELL AP, LEED Green Assoc., Kelsey Bannister, Corinne Wichser, Nikola Kravik, Jeffrey Stewart, Dallas Terry, Joshua Martin, Sengavi Thirupathy, PE, Daniel Dreher, Robbyn Jacobs, Adriana McGurk, Matthew Samuels, Gabriella Vera, Bradley Vogel, Gigi Lam, Irina Foster, Meredith Berman, Tiana Nguyen, Kathy Grawe, Nicholas Rubenstein, Bryce Gerritsen, Elizabeth Dunne, Amanda Howard, Andrew Cheek.

Jason's co-workers

Marketing Coordinator

Kristina Bach

Vice President of Innovation

Asa Posner

Vice President of Sales

Amy D'Angelo

Director of ESG

Jenn Mahon

Director of Sustainability - Wellness

Beka Rund

Head of People

Brian Bollinger, CEM, WELL AP, LEED Green Assoc.

Head Of Communications - Green Building Holdings

Kelsey Bannister

Head Of Finance

Corinne Wichser

Director of Sustainability - Built Environment

Nikola Kravik

Director of Business Development - West Coast

Jeffrey Stewart

Associate Director of Energy - Existing Buildings

Dallas Terry

Director of Decarbonization

Joshua Martin

Energy Efficiency Engineer

Sengavi Thirupathy, PE

Senior Decarbonization Analyst

Daniel Dreher

Sustainability Consultant

Robbyn Jacobs

Executive Assistant

Adriana McGurk

Human Resources Assistant

Matthew Samuels

Executive Synergist

Gabriella Vera

Sustainability Consultant - Wellness

Bradley Vogel

Sustainability Consultant

Gigi Lam

Sustainability Analyst

Irina Foster

Senior Sustainability Consultant

Meredith Berman

Sustainability Analyst Intern

Senior Sustainability Consultant

Bryce Gerritsen

Sustainability Consultant

Elizabeth Dunne

Sustainability Manager

Amanda Howard

Sustainability Consultant

Andrew Cheek

Senior Commissioning Authority

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