Partner
Heplerbroom Llc
Environmental and Utility Law, Regulatory Compliance, Air, Water, Waste
Dec 2017 - Jun 2019
AeroLeads people directory · profile
Daniel Siegfried Email & Phone Number
;-)
1 work email found
@alliantenergy.com
3 phones found area 904, 877, and 800
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 86%
Role
;-)
Location
Greater Chicago Area, United States
Who is Daniel Siegfried? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Daniel Siegfried is listed as ;-) based in Greater Chicago Area, United States. AeroLeads shows a work email signal at alliantenergy.com, phone signal with area code 904, 877, 800, and a matched LinkedIn profile for Daniel Siegfried.
Daniel Siegfried previously worked as Partner at Heplerbroom Llc and Senior Counsel at Dominion Energy. Daniel Siegfried holds Jd, Environmental from Southern Illinois University School Of Law.
Company email context
Email format at alliantenergy.com
This section adds company-level context without repeating Daniel Siegfried's masked contact details.
dsiegfried@alliantenergy.com
76% confidence
AeroLeads found 1 current-domain work email signal for Daniel Siegfried. Compare company email patterns before reaching out.
Profile bio
About Daniel Siegfried
Daniel Siegfried is a ;-). Colleagues describe him as "I've known Dan for 20 years. He is a solid attorney and person - mature, even keel, analytical, knowledgeable and experienced. I've long turned to Dan to discuss environmental and business policy and issues. His advice is always thorough and insightful. He knows the agencies and individuals very well, so he can not only give advice regarding the law and regulations as they are - he is very good at anticipating what they are likely to do in the future."
Listed skills include Environmental Awareness, Energy Policy, Energy, Environmental Law, and 18 others.
6 roles · 41 years
Daniel Siegfried work experience
A career timeline built from the work history available for this profile.
Sep 2014 - Oct 2017
Member
Daniel L. Siegfried & Associates
Environmental
Oct 2013 - Sep 2014
Managing Attorney
Environmental, Enforcement, Permitting, Site Cleanup, Litigation Management, Corporate, IP
1992 - 2013
~21 yrs
1990 - 1992
~2 yrs
Attorney To Chairman
Illinois Pollution Control Board
Environmental, Hearing Officer, Rulemakings, Adjudications
1986 - 1990
~4 yrs
1 education record
Daniel Siegfried education
FAQ
Frequently asked questions about Daniel Siegfried
Quick answers generated from the profile data available on this page.
What is Daniel Siegfried's role at their current company?
Daniel Siegfried is listed as ;-).
What is Daniel Siegfried's email address?
AeroLeads has found 1 work email signal at @alliantenergy.com for Daniel Siegfried.
What is Daniel Siegfried's phone number?
AeroLeads has found 3 phone signal(s) with area code 904, 877, 800 for Daniel Siegfried.
Where is Daniel Siegfried based?
Daniel Siegfried is based in Greater Chicago Area, United States.
What companies has Daniel Siegfried worked for?
Daniel Siegfried has worked for Heplerbroom Llc, Dominion Energy, Daniel L. Siegfried & Associates, Alliant Energy, and Gordon & Glickson Llc.
How can I contact Daniel Siegfried?
You can use AeroLeads to view verified contact signals for Daniel Siegfried, including work email, phone, and LinkedIn data when available.
What schools did Daniel Siegfried attend?
Daniel Siegfried holds Jd, Environmental from Southern Illinois University School Of Law.
What skills is Daniel Siegfried known for?
Daniel Siegfried is listed with skills including Environmental Awareness, Energy Policy, Energy, Environmental Law, Environmental Compliance, Renewable Energy, Policy, and Utility Industry.
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