![Gregory L. Nelson](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Gregory L. Nelson
General Counsel at
Ameren Services Co.
Profile
Gregory L.
Nelson is currently the Chairman-Taxation Committee at Edison Electric Institute, Inc. He is also the Secretary, Senior Vice President & General Counsel at Ameren Services Co. Gregory is a Member of The District of Columbia Bar, Missouri Bar Association, and Tennessee Bar Association.
In his former positions, Mr. Nelson served as a Director at Union Electric Co. He was also the Secretary, Director, SVP & General Counsel at Illinois Power Generating Co. from 2012 to 2014.
Gregory held the position of Vice President at CILCORP, Inc. He was the Senior Vice President & General Counsel at Ameren Corp.
from 2011 to 2019.
Prior to that, Gregory worked as an Attorney at the US Department of Justice from 1984 to 1988 and as an Assistant Attorney at the State of Tennessee from 1982 to 1984.
He was also the President-St Louis Chapter at Tax Executives Institute, Inc. Gregory served as the Senior Vice President & General Counsel at CILCO and Union Electric Co. (Old).
He briefly held the position of Senior Vice President & General Counsel at Ameren Illinois Co. in 2011.
Mr. Nelson completed his undergraduate and graduate degrees at Vanderbilt University.
He also obtained a graduate degree from Georgetown University.
Gregory L. Nelson active positions
| Companies | Position | Start |
|---|---|---|
Ameren Services Co.
 Ameren Services Co. Miscellaneous Commercial ServicesCommercial Services Provides administrative support services | General Counsel | 2011-08-10 |
The District of Columbia Bar
 The District of Columbia Bar Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | - |
Missouri Bar Association
 Missouri Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as a bar association for all lawyers and judges | Corporate Officer/Principal | - |
Tennessee Bar Association
 Tennessee Bar Association Miscellaneous Commercial ServicesCommercial Services The Tennessee Bar Association is a voluntary professional organization dedicated to supporting Tennessee's legal community through fellowship, professional development, and advocacy. The private company is based in Nashville, TN. It offers comprehensive continuing legal education programs covering diverse legal topics, formats, and locations, including specialized forums. The association provides resources such as a searchable faculty directory, tuition assistance for lower-income members, and prepaid credit options. It promotes attorney wellness, access to justice, mentoring, public education, and grassroots advocacy, and serves as a source of legal news and information through publications and podcasts. The organization facilitates leadership and involvement opportunities via sections, committees, and divisions, and supports legal professionals at all career stages with tools and membership services statewide. | Corporate Officer/Principal | - |
Edison Electric Institute, Inc.
 Edison Electric Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Offers reference materials and information resources on the electricity industry to its members | Corporate Officer/Principal | - |
Former positions of Gregory L. Nelson
| Companies | Position | End |
|---|---|---|
| AMEREN CORPORATION | General Counsel | 2019-07-31 |
US Department of Justice
 US Department of Justice General GovernmentGovernment Department of the United States government | Corporate Officer/Principal | 1987-12-31 |
State of Tennessee
 State of Tennessee Province/StateGovernment Functions as a regional level government authority | Corporate Officer/Principal | 1983-12-31 |
Tax Executives Institute, Inc.
 Tax Executives Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as an association | Corporate Officer/Principal | - |
| ░░░░░░░░ ░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of Gregory L. Nelson
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
67
1st degree connections
17
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 17 |
|---|---|
CILCORP, Inc.
 CILCORP, Inc. Electric UtilitiesUtilities Distributes electricity & natural gas | Utilities |
Ameren Corp.
 Ameren Corp. Electric UtilitiesUtilities Engages in electric generation, transmission and natural gas distribution services | Utilities |
Union Electric Co.
 Union Electric Co. Electric UtilitiesUtilities Generates, transmits and distributes electric power & gas | Utilities |
Illinois Power Generating Co.
 Illinois Power Generating Co. Electric UtilitiesUtilities Generates and supplies electricity | Utilities |
Ameren Services Co.
Ameren Services Co. Miscellaneous Commercial ServicesCommercial Services Provides administrative support services | Commercial Services |
Vanderbilt University
 Vanderbilt University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Georgetown University
 Georgetown University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Edison Electric Institute, Inc.
Edison Electric Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Offers reference materials and information resources on the electricity industry to its members | Commercial Services |
US Department of Justice
US Department of Justice General GovernmentGovernment Department of the United States government | Government |
State of Tennessee
State of Tennessee Province/StateGovernment Functions as a regional level government authority | Government |
Tax Executives Institute, Inc.
Tax Executives Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as an association | Commercial Services |
The District of Columbia Bar
The District of Columbia Bar Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Missouri Bar Association
Missouri Bar Association Miscellaneous Commercial ServicesCommercial Services Operates as a bar association for all lawyers and judges | Commercial Services |
Tennessee Bar Association
Tennessee Bar Association Miscellaneous Commercial ServicesCommercial Services The Tennessee Bar Association is a voluntary professional organization dedicated to supporting Tennessee's legal community through fellowship, professional development, and advocacy. The private company is based in Nashville, TN. It offers comprehensive continuing legal education programs covering diverse legal topics, formats, and locations, including specialized forums. The association provides resources such as a searchable faculty directory, tuition assistance for lower-income members, and prepaid credit options. It promotes attorney wellness, access to justice, mentoring, public education, and grassroots advocacy, and serves as a source of legal news and information through publications and podcasts. The organization facilitates leadership and involvement opportunities via sections, committees, and divisions, and supports legal professionals at all career stages with tools and membership services statewide. | Commercial Services |
CILCO
 CILCO Oil & Gas ProductionEnergy Minerals Provides liquefied petroleum gas production and distribution services | Energy Minerals |
Union Electric Co. (Old)
 Union Electric Co. (Old) Electric UtilitiesUtilities Generates electricity | Utilities |
Ameren Illinois Co.
 Ameren Illinois Co. Gas DistributorsUtilities Distributes natural gas and electric power & generates electric power transmission | Utilities |
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