AeroLeads people directory · profile
Jonathan Siegler Email & Phone Number
Managing Director and Chief Financial Officer
at
Bluescape Energy Partners
1 work email found
@bluescapepartners.com
4 phones found area 713, 214, and 469
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 86%
Current company
Role
Managing Director and Chief Financial Officer
Location
Dallas, Texas, United States
Company size
Who is Jonathan Siegler? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Jonathan Siegler is listed as Managing Director and Chief Financial Officer at Bluescape Energy Partners, a company with 7 employees, based in Dallas, Texas, United States. AeroLeads shows a work email signal at bluescapepartners.com, phone signal with area code 713, 214, 469, and a matched LinkedIn profile for Jonathan Siegler.
Jonathan Siegler previously worked as Managing Director and Chief Financial Officer at Bluescape Energy Partners Llc and Managing Director and Chief Financial Officer at Parallel Resource Partners, Llc. Jonathan Siegler holds Ms, Electrical Engineering from Stanford University.
Company email context
Email format at Bluescape Energy Partners
This section adds company-level context without repeating Jonathan Siegler's masked contact details.
{first_initial}{last}@bluescapepartners.com
86% confidence
AeroLeads found 1 current-domain work email signal for Jonathan Siegler. Compare company email patterns before reaching out.
Profile bio
About Jonathan Siegler
Mr. Jonathan Siegler is the Managing Director and the Chief Financial Officer of Bluescape Energy Partners LLC, Parallel Resource Partners, LLC and Bluescape Resources Company LLC. Mr. Siegler is responsible for driving performance management, strategy, investment decision making, and transaction execution across portfolio investments. Mr. Siegler is also responsible for overseeing back-office processes and for financial reporting. Mr. Siegler serves on the Investment Committees, Valuation Committees, Compliance Committees and Risk Committees for all three investment vehicles. Mr. Siegler also serves on the boards of many of the portfolio companies.Siegler graduated with distinction with a bachelor’s degree in electrical engineering from the United States Naval Academy in 1994. He graduated from Stanford in 1996 with a master’s degree in electrical engineering. Siegler, his wife, son and daughter reside in Dallas, Texas.
Current workplace
Jonathan Siegler's current company
Company context helps verify the profile and gives searchers a useful next step.
Bluescape Energy Partners
7 roles
Jonathan Siegler work experience
A career timeline built from the work history available for this profile.
Managing Director And Chief Financial Officer
Current
Bluescape Energy Partners Llc
As a Managing Director and Chief Financial Officer of Bluescape Energy Partners LLC, Mr. Siegler helped lead more than US$600 million of transactions across 10 investments in both the E&P and Power space. These investments included efforts to improve performance at NRG Energy, Inc and First Energy Solutions Corp. Mr. Siegler serves on the boards of many of.
May 2016 - Present
Managing Director And Chief Financial Officer
Current
Parallel Resource Partners, Llc
Private Equity focused on North American Oil and Gas
Feb 2011 - Present
Executive Vice President And Chief Financial Officer
Current
Bluescape Resources Company, Llc
As a Managing Director and Chief Financial Officer of Bluescape Resources Company LLC and Parallel Resource Partners, LLC, Mr. Siegler has been a key part of a team that has executed fifteen private equity investments totaling US$1.2 billion of risk capital.
May 2008 - Present
Senior Vice President, Strategy And M&A
Txu, Corp
Mr. Siegler was formerly Senior Vice President of Strategy and M&A at TXU Corp. He helped to ensure the competitive market was maintained in Texas, helped design and implement TXU’s turnaround and performance improvement program, designed TXU’s new build generation strategy and helped lead the sale of TXU to an investment group led by affiliates of KKR.
Aug 2004 - Apr 2008
May 2001 - Jul 2004
Lieutenant
Mr. Siegler served as a lieutenant aboard the nuclear-powered ballistic missile submarine USS Pennsylvania (SSBN 735B), qualifying as a naval nuclear engineer, and receiving three Navy and Marine Corps achievement medals for superior service.
Jul 1990 - Apr 2001
Team & coworkers
Colleagues at Bluescape Energy Partners
Other employees you can reach at bluescaperesources.com. View company contacts for 7 employees →
BB
Brett Bumpus
Colleague at Bluescape Energy PartnersSanger, Texas, United States, United States
View →
CJ
Charles John Wilder, Jr.
Colleague at Bluescape Energy PartnersDallas, Texas, United States, United States
View →
JW
Janice Wallace
Colleague at Bluescape Energy PartnersDallas, Texas, United States, United States
View →
SB
Sudie Bivins
Colleague at Bluescape Energy PartnersDallas, Texas, United States, United States
View →
Brett Bumpus
Colleague at Bluescape Energy PartnersSanger, Texas, United States, United States
View →
CJ
Charles John Wilder, Jr.
Colleague at Bluescape Energy PartnersDallas, Texas, United States, United States
View →
JW
Janice Wallace
Colleague at Bluescape Energy PartnersDallas, Texas, United States, United States
View →
SB
Sudie Bivins
Colleague at Bluescape Energy PartnersDallas, Texas, United States, United States
View →
2 education records
Jonathan Siegler education
Ms, Electrical Engineering
Stanford University
Bs, Electrical Engineering
United States Naval Academy
FAQ
Frequently asked questions about Jonathan Siegler
Quick answers generated from the profile data available on this page.
What company does Jonathan Siegler work for?
Jonathan Siegler works for Bluescape Energy Partners.
What is Jonathan Siegler's role at Bluescape Energy Partners?
Jonathan Siegler is listed as Managing Director and Chief Financial Officer at Bluescape Energy Partners.
What is Jonathan Siegler's email address?
AeroLeads has found 1 work email signal at @bluescapepartners.com for Jonathan Siegler at Bluescape Energy Partners.
What is Jonathan Siegler's phone number?
AeroLeads has found 4 phone signal(s) with area code 713, 214, 469 for Jonathan Siegler at Bluescape Energy Partners.
Where is Jonathan Siegler based?
Jonathan Siegler is based in Dallas, Texas, United States while working with Bluescape Energy Partners.
What companies has Jonathan Siegler worked for?
Jonathan Siegler has worked for Bluescape Energy Partners, Bluescape Energy Partners Llc, Parallel Resource Partners, Llc, Bluescape Resources Company, Llc, and Txu, Corp.
Who are Jonathan Siegler's colleagues at Bluescape Energy Partners?
Jonathan Siegler's colleagues at Bluescape Energy Partners include Brett Bumpus, Charles John Wilder, Jr., Janice Wallace, and Sudie Bivins.
How can I contact Jonathan Siegler?
You can use AeroLeads to view verified contact signals for Jonathan Siegler at Bluescape Energy Partners, including work email, phone, and LinkedIn data when available.
What schools did Jonathan Siegler attend?
Jonathan Siegler holds Ms, Electrical Engineering from Stanford University.
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