AeroLeads people directory · profile
James Mandel Email & Phone Number
Chief Sustainability Officer and Global Head of Decarbonization Programs
at
Blackstone
1 work email found
@blackstone.com
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Chief Sustainability Officer and Global Head of Decarbonization Programs
Location
New York, United States
Company size
Who is James Mandel? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
James Mandel is listed as Chief Sustainability Officer and Global Head of Decarbonization Programs at Blackstone, a with 96 employees, based in New York, United States. AeroLeads shows a work email signal at blackstone.com and a matched LinkedIn profile for James Mandel.
James Mandel previously worked as Managing Director, Sustainability at Blackstone and Senior Advisor at Watttime.Org. James Mandel holds Ph.D., Ecology And Evolutionary Biology from Cornell University.
Company email context
Email format at Blackstone
This section adds company-level context without repeating James Mandel's masked contact details.
{first}.{last}@blackstone.com
86% confidence
AeroLeads found 1 current-domain work email signal for James Mandel. Compare company email patterns before reaching out.
Profile bio
About James Mandel
James Mandel is a Managing Director, Sustainability in Blackstone’s Portfolio Operations group. Mr. Mandel is involved in sustainability and climate initiatives that reduce emissions and drive long-term value across our portfolio companies.Before joining Blackstone in 2021, Mr. Mandel was Managing Director of the Carbon-Free Buildings program at Rocky Mountain Institute, where he led research, consulting, and policy work focused on emissions reduction in buildings, with a focus on the US, China, and India. Prior to Rocky Mountain Institute, he worked at McKinsey and Company with a focus on sustainability and operational efficiency in energy and industrial companies. Mr. Mandel has a BA with a concentration in ecology and evolutionary biology from Princeton University and a PhD in Ecology from Cornell University.
Listed skills include Management Consulting, Strategy, Business Strategy, Sustainability, and 18 others.
Current workplace
James Mandel's current company
Company context helps verify the profile and gives searchers a useful next step.
Blackstone
8 roles
James Mandel work experience
A career timeline built from the work history available for this profile.
Managing Director, Sustainability
CurrentLead sustainability and climate initiatives that reduce emissions and drive long-term value across Blackstone portfolio companies.
May 2021 - Present
Senior Advisor
CurrentSenior Advisor of WattTime.org, a nonprofit using machine learning to help people to choose cleaner energy.
Jul 2017 - Present
Managing Director
I oversee the Buildings Program at Rocky Mountain Institute
Jul 2018 - May 2021
Principal
Responsibility for our disruptive technologies program within the electricity practice, with a portfolio of research and consulting projects. Our group is currently focused on solar PV, batteries, smart controls, and customer-facing business models.
Jun 2013 - Jun 2018
Engagement Manager
Operations, strategy, and restructuring for energy and high tech clients.
Sep 2009 - May 2013
Affiliate
Advanced Conservation Strategies
Environmental non-profit focused on market-based approaches to species conservation.
May 2005 - Jun 2010
System Manager, Automated Radiotelemetry System
On-site manager for NSF project to build an automated animal tracking system on Barro Colorado Island in Panama
May 2002 - Oct 2003
Team & coworkers
Colleagues at Blackstone
Other employees you can reach at blackstone.nl. View company contacts for 96 employees →
LA
Linda Alfred
Colleague at BlackstoneBayonne, New Jersey, United States
View →
AG
Anandhi Gunasekaran
Colleague at BlackstoneMelbourne, Victoria, Australia
View →
JT
Joyce Talbert
Colleague at BlackstoneTroy, North Carolina, United States
View →
TD
Tridib Dutta
Colleague at BlackstoneKolkata, West Bengal, India
View →
HS
Helena Senior
Colleague at BlackstoneCzechia, Czech Republic
View →
AP
Alfred Paiva Iii
Colleague at BlackstoneEwa Beach, Hawaii, United States
View →
RD
Roel De Willigen
Colleague at BlackstoneNetherlands
View →
MK
Martynas K
Colleague at BlackstoneLithuania
View →
GS
Grace Song
Colleague at BlackstoneSanta Ana, California, United States
View →
BH
Big Hormuth
Colleague at BlackstoneMissoula, Montana, United States
View →
Linda Alfred
Colleague at BlackstoneBayonne, New Jersey, United States
View →
AG
Anandhi Gunasekaran
Colleague at BlackstoneMelbourne, Victoria, Australia
View →
JT
Joyce Talbert
Colleague at BlackstoneTroy, North Carolina, United States
View →
TD
Tridib Dutta
Colleague at BlackstoneKolkata, West Bengal, India
View →
HS
Helena Senior
Colleague at BlackstoneCzechia, Czech Republic
View →
AP
Alfred Paiva Iii
Colleague at BlackstoneEwa Beach, Hawaii, United States
View →
RD
Roel De Willigen
Colleague at BlackstoneNetherlands
View →
MK
Martynas K
Colleague at BlackstoneLithuania
View →
GS
Grace Song
Colleague at BlackstoneSanta Ana, California, United States
View →
BH
Big Hormuth
Colleague at BlackstoneMissoula, Montana, United States
View →
3 education records
James Mandel education
Ph.D., Ecology And Evolutionary Biology
Cornell University
B.A., Ecology And Evolutionary Biology
Princeton University
Education record
Corona Del Mar High School
FAQ
Frequently asked questions about James Mandel
Quick answers generated from the profile data available on this page.
What company does James Mandel work for?
James Mandel works for Blackstone.
What is James Mandel's role at Blackstone?
James Mandel is listed as Chief Sustainability Officer and Global Head of Decarbonization Programs at Blackstone.
What is James Mandel's email address?
AeroLeads has found 1 work email signal at @blackstone.com for James Mandel at Blackstone.
Where is James Mandel based?
James Mandel is based in New York, United States while working with Blackstone.
What companies has James Mandel worked for?
James Mandel has worked for Blackstone, Watttime.Org, Rocky Mountain Institute, Mckinsey & Company, and Advanced Conservation Strategies.
Who are James Mandel's colleagues at Blackstone?
James Mandel's colleagues at Blackstone include Linda Alfred, Anandhi Gunasekaran, Joyce Talbert, Tridib Dutta, and Helena Senior.
How can I contact James Mandel?
You can use AeroLeads to view verified contact signals for James Mandel at Blackstone, including work email, phone, and LinkedIn data when available.
What schools did James Mandel attend?
James Mandel holds Ph.D., Ecology And Evolutionary Biology from Cornell University.
What skills is James Mandel known for?
James Mandel is listed with skills including Management Consulting, Strategy, Business Strategy, Sustainability, Renewable Energy, Strategic Planning, Nonprofits, and Entrepreneurship.
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trial