Profile
Walter Phillip Marcum is currently the Chairman at ADA-ES, Inc. since 2011.
He is also a Director at Asheville, Inc. and the Principal at MG Advisors LLC since 2007.
Previously, he served as the Chairman, President & Chief Executive Officer at PowerSecure International, Inc. from 1991 to 2007.
He was also the Chairman & Chief Executive Officer at Lilis Energy, Inc. from 2012 to 2014, the Chairman at Arq, Inc. from 2009 to 2016, the Chairman at PNG Ventures, Inc. from 2008 to 2010, the Non-Executive Chairman at WellTech, Inc. in 1996, the Chairman at Applied Natural Gas Fuels, Inc. from 2008 to 2013, and an Independent Director at Key Energy Services, Inc. from 2011 to 2016.
Mr. Marcum obtained his undergraduate degree from Texas Tech University in 1967.
Walter Phillip Marcum active positions
| Companies | Position | Start |
|---|---|---|
Arq Solutions (ES), Inc.
Arq Solutions (ES), Inc. Chemicals: SpecialtyProcess Industries Provides environmental technologies and specialty chemicals | Chairman | 2011-11-14 |
MG Advisors LLC
MG Advisors LLC Miscellaneous Commercial ServicesCommercial Services The private company is based in Denver, CO. The company specializes in providing fractional executive and senior transformation leadership on a flexible, non-permanent basis through its "transformation advisory" model, enabling organizations to address growth, complexity, and execution challenges by accessing vetted professionals in executive management, sales, marketing, finance, technology, and operations without the overhead of full-time hires. MG Advisory offers a transparent process, including a free online estimate tool for various fractional roles and consultations to discuss client needs. The firm maintains a protected professional network and requires agreements before matching clients with talent. In addition to fractional executive services, MG Advisory provides access to a delivery team of skilled offshore talent from multiple countries, forming an "elastic talent pool" for flexible, cost-effective resourcing. MG Advisors LLC, also known as MG Advisory, is a management and technology consulting firm founded in 2020 by Sosheel Samuel. In 2023, MG Advisory acquired majority ownership of Popin, an enterprise engagement platform that gathers insights from employees, customers, or stakeholders to help leadership achieve aligned execution and buy-in on initiatives. | Corporate Officer/Principal | 2007-03-31 |
Asheville, Inc.
Asheville, Inc. Miscellaneous Commercial ServicesCommercial Services Operates water and waste-water treatment facilities | Director/Board Member | - |
Former positions of Walter Phillip Marcum
| Companies | Position | End |
|---|---|---|
| KEY ENERGY SERVICES, INC. | Director/Board Member | 2016-12-14 |
| ARQ, INC. | Chairman | 2016-04-12 |
| LILIS ENERGY, INC. | Chief Executive Officer | 2014-04-17 |
Applied Natural Gas Fuels, Inc.
Applied Natural Gas Fuels, Inc. Oil & Gas ProductionEnergy Minerals Produces, distributes and sells liquefied natural gas | Chairman | 2013-08-31 |
PNG Ventures, Inc.
PNG Ventures, Inc. Financial ConglomeratesFinance Developmental Stage Company | Chairman | 2010-05-25 |
Training of Walter Phillip Marcum
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 11 |
|---|---|
Key Energy Services, Inc.
Key Energy Services, Inc. Oilfield Services/EquipmentIndustrial Services Provides oil and gas well drilling & completion services | Industrial Services |
PowerSecure International, Inc.
PowerSecure International, Inc. Electrical ProductsProducer Manufacturing Designs and manufactures, distributes microgrid systems, generators, switchgear, solar inverters & fuel cells | Producer Manufacturing |
Arq Solutions (ES), Inc.
Arq Solutions (ES), Inc. Chemicals: SpecialtyProcess Industries Provides environmental technologies and specialty chemicals | Process Industries |
Arq, Inc.
Arq, Inc. Chemicals: Major DiversifiedProcess Industries Manufactures and sells activated carbons and chemicals | Process Industries |
PNG Ventures, Inc.
PNG Ventures, Inc. Financial ConglomeratesFinance Developmental Stage Company | Finance |
WellTech, Inc.
WellTech, Inc. Other Consumer ServicesConsumer Services Oil & gas well service operations | Consumer Services |
Asheville, Inc.
Asheville, Inc. Miscellaneous Commercial ServicesCommercial Services Operates water and waste-water treatment facilities | Commercial Services |
Texas Tech University
Texas Tech University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Lilis Energy, Inc.
Lilis Energy, Inc. Oil & Gas ProductionEnergy Minerals Engages in the exploration, development, production and acquisition of oil and natural gas properties | Energy Minerals |
Applied Natural Gas Fuels, Inc.
Applied Natural Gas Fuels, Inc. Oil & Gas ProductionEnergy Minerals Produces, distributes and sells liquefied natural gas | Energy Minerals |
MG Advisors LLC
MG Advisors LLC Miscellaneous Commercial ServicesCommercial Services The private company is based in Denver, CO. The company specializes in providing fractional executive and senior transformation leadership on a flexible, non-permanent basis through its "transformation advisory" model, enabling organizations to address growth, complexity, and execution challenges by accessing vetted professionals in executive management, sales, marketing, finance, technology, and operations without the overhead of full-time hires. MG Advisory offers a transparent process, including a free online estimate tool for various fractional roles and consultations to discuss client needs. The firm maintains a protected professional network and requires agreements before matching clients with talent. In addition to fractional executive services, MG Advisory provides access to a delivery team of skilled offshore talent from multiple countries, forming an "elastic talent pool" for flexible, cost-effective resourcing. MG Advisors LLC, also known as MG Advisory, is a management and technology consulting firm founded in 2020 by Sosheel Samuel. In 2023, MG Advisory acquired majority ownership of Popin, an enterprise engagement platform that gathers insights from employees, customers, or stakeholders to help leadership achieve aligned execution and buy-in on initiatives. | Commercial Services |
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