![Michael John Sullivan](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>)
Michael John Sullivan
No open positions remaining
Profile
Michael John Sullivan served as a Governor for the State of Wyoming from 1986 to 1994.
He was a Senior Attorney at Rothgerber Johnson & Lyons LLP from 2001 to 2013.
Sullivan was also a Lead Independent Director at First Interstate BancSystem, Inc. from 2013 to 2016.
He served as a Non-Executive Director at Kerry Group Plc from 2004 to 2011 and as an Independent Director at Cimarex Energy Co. from 2011 to 2019.
Sullivan was a Member at Brown, Drew & Massey LLP from 1964 to 1986 and again from 1995 to 1998.
He was also a Director at Allfirst Bank (Baltimore, Maryland) and Sletten Construction Co. from 2002 to 2015.
Sullivan earned his undergraduate and graduate degrees from the University of Wyoming.
Former positions of Michael John Sullivan
| Companies | Position | End |
|---|---|---|
| CIMAREX ENERGY CO. | Director/Board Member | 2021-09-30 |
| FIRST INTERSTATE BANCSYSTEM, INC. | Director/Board Member | 2016-11-16 |
Sletten Construction Co.
 Sletten Construction Co. Engineering & ConstructionIndustrial Services Provides commercial properties construction and management services | Director/Board Member | 2015-05-31 |
Rothgerber Johnson & Lyons LLP
 Rothgerber Johnson & Lyons LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | 2013-07-23 |
Allfirst Bank (Baltimore, Maryland)
 Allfirst Bank (Baltimore, Maryland) Regional BanksFinance State chartered commercial bank | Director/Board Member | 2012-08-27 |
Training of Michael John Sullivan
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
73
1st degree connections
11
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
First Interstate BancSystem, Inc.
 First Interstate BancSystem, Inc. Regional BanksFinance Operates as a bank holding company whose subsidiaries provides commercial banking services | Finance |
Allied Irish Banks Plc
 Allied Irish Banks Plc Major BanksFinance Provides commercial banking services | Finance |
Cimarex Energy Co.
 Cimarex Energy Co. Integrated OilEnergy Minerals Operates as an oil and gas exploration and production company | Energy Minerals |
Kerry Group Plc
 Kerry Group Plc Chemicals: SpecialtyProcess Industries Develops and produces chilled foods, food ingredients and flavor technologies | Process Industries |
Rothgerber Johnson & Lyons LLP
Rothgerber Johnson & Lyons LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
State of Wyoming
 State of Wyoming Province/StateGovernment Functions as a regional level government authority | Government |
University of Wyoming
 University of Wyoming Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Allfirst Bank (Baltimore, Maryland)
Allfirst Bank (Baltimore, Maryland) Regional BanksFinance State chartered commercial bank | Finance |
Sletten Construction Co.
Sletten Construction Co. Engineering & ConstructionIndustrial Services Provides commercial properties construction and management services | Industrial Services |
Brown, Drew & Massey LLP
 Brown, Drew & Massey LLP Miscellaneous Commercial ServicesCommercial Services Brown, Drew & Massey LLP is a private company based in Casper, WY. | Commercial Services |
Lewis Roca Rothgerber LLP
 Lewis Roca Rothgerber LLP Miscellaneous Commercial ServicesCommercial Services Provides legal advisory services | Commercial Services |
- Stock Market
- Insiders
- Michael John Sullivan
