![Steven Mitchell](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>)
Fortuna: 3 M $ al 31/05/2026
Steven R.
Mitchell is the founder of StepStone Group, Inc., founded in 2007, serving as Director since 2020.
Current jobs include CEO & Managing Director at Argonaut Private Equity LLC since 2004; Chief Executive Officer at Argonaut Private Capital LP since 2016; Independent Director at Aspen Aerogels, Inc. since 2009; Independent Director at Alkami Technology, Inc. since 2014; and Director at Yulex Corp., Global Holdings LLC, Global Technology Partners LLC, Southwest United Industries, Inc., Petroplex Acidizing, Inc., Downing Wellhead Equipment LLC, Mark Young Construction LLC, Applied Industrial Machining LLC, Major Sourcing LLC, Kineta, Inc. (Washington), Industrial Electrical Sales of Tulsa, Inc., StepStone Group Holdings LLC, Otis Eastern Service LLC, S&R Compression LLC, 360 Degree Solar Holdings, Inc., Fred Jones Cos.
LLC, Miratech Holdings, Inc., DMB Pacific Ventures LLC, JAC Holding Enterprises, Inc., Mingo Holdings LLC, Mammoth Carbon Products LLC, Falcon Flowback Services LLC, QRC Valve Distributors LLC, SEF Energy LLC, McNellie's Group, American Cementing LLC, Sanford Energy, Inc., Cypress Environmental Services LLC, Norberg-IES LLC, Mt Group Holdings LLC, APE-III (JAC) Inc., Pryer Aerospace LLC, and Chemoil Energy Services LLC (Glencore).
Former jobs include Director at Pivot3, Inc., The Fred Jones Cos., Inc., Green Hills Software, Inc., Westec Intelligent Surveillance, Inc., Aimbridge Hospitality LLC, Solyndra LLC, Newco Valves LLC, Specific Systems LLC, Cordys Holding BV, and Dmb Real Estate LLC; Attorney at Gibson, Dunn & Crutcher, Inc. from 1996 to 1999; Principal at 2929 Entertainment LP; and Principal at Radical Incubation LP.
Education includes an undergraduate degree from Baylor University conferred in 1992 and a graduate degree from the University of San Diego School of Law conferred in 1995.
| Empresa | Fecha | Número de acciones | Valoración | Fecha de valoración |
|---|---|---|---|---|
ALKAMI TECHNOLOGY INC 0,09 % | 19/05/2026 | 97.493 ( 0,09 % ) | 2 M $ | 31/05/2026 |
ASPEN AEROGELS INC 0,19 % | 13/05/2026 | 156.898 ( 0,19 % ) | 1 M $ | 31/05/2026 |
| 23/02/2026 | 12.793 ( 0,02 % ) | 630 823 $ | 31/05/2026 |
| Empresas | Cargo | Inicio |
|---|---|---|
| ASPEN AEROGELS, INC. | Director/Miembro de la Junta | 01/08/2009 |
| ALKAMI TECHNOLOGY, INC. | Director/Miembro de la Junta | 01/10/2014 |
| STEPSTONE GROUP INC. | Fundador | 01/01/2007 |
Argonaut Private Equity LLC
 Argonaut Private Equity LLC Investment ManagersFinance Argonaut Private Equity invests in companies located in the United States primarily in Middle America with an EBITDA of USD 5 - 50 million and revenue of USD 20 - 300 million. The firm targets companies operating in the fields of manufacturing and distribution sectors. It provides financing for management buyouts, distressed and special situations, corporate divestitures with an investment size of USD 15 - 100 million. It also makes control investments. | Director Ejecutivo | 01/01/2004 |
Mingo Holdings LLC
 Mingo Holdings LLC Finance/Rental/LeasingFinance Mingo Holdings LLC is a private company based in Henderson, NC. | Director/Miembro de la Junta | - |
Argonaut Private Capital LP
 Argonaut Private Capital LP Investment ManagersFinance Offers investment advisory services | Director Ejecutivo | 01/07/2016 |
Falcon Flowback Services LLC
 Falcon Flowback Services LLC Oil & Gas ProductionEnergy Minerals Provides flow back and well testing services to the oil and gas industries | Director/Miembro de la Junta | - |
JAC Holding Enterprises, Inc.
 JAC Holding Enterprises, Inc. Motor VehiclesConsumer Durables Manufactures motor vehicles | Director/Miembro de la Junta | - |
QRC Valve Distributors LLC
 QRC Valve Distributors LLC Wholesale DistributorsDistribution Services Distributes valves and actuation products | Director/Miembro de la Junta | - |
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Activas
Inactivas
Empresas cotizadas
Empresas privadas
Relaciones de 1er grado
Empresas vinculadas al 1er grado
Hombre
Mujer
Administradores
Ejecutivos
| Empresas privadas | 50 |
|---|---|
Gibson, Dunn & Crutcher, Inc.
 Gibson, Dunn & Crutcher, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a law firm | Commercial Services |
Aspen Aerogels, Inc.
 Aspen Aerogels, Inc. Industrial SpecialtiesProcess Industries Manufactures and supplies reinforced, nanoporous aerogel insulation products | Process Industries |
Pivot3, Inc.
 Pivot3, Inc. Packaged SoftwareTechnology Services Provides data storage solutions | Technology Services |
Yulex Corp.
 Yulex Corp. Industrial ConglomeratesProducer Manufacturing Manufactures bio based elastomer products | Producer Manufacturing |
Global Holdings LLC
 Global Holdings LLC Miscellaneous Commercial ServicesCommercial Services Provides account management services | Commercial Services |
The Fred Jones Cos., Inc.
 The Fred Jones Cos., Inc. Wholesale DistributorsDistribution Services Offers remanufactured parts to original equipment manufacturers | Distribution Services |
Green Hills Software, Inc.
 Green Hills Software, Inc. Information Technology ServicesTechnology Services Develops and supplies compilers, software development tools and real-time operating systems | Technology Services |
Argonaut Private Equity LLC
Argonaut Private Equity LLC Investment ManagersFinance Argonaut Private Equity invests in companies located in the United States primarily in Middle America with an EBITDA of USD 5 - 50 million and revenue of USD 20 - 300 million. The firm targets companies operating in the fields of manufacturing and distribution sectors. It provides financing for management buyouts, distressed and special situations, corporate divestitures with an investment size of USD 15 - 100 million. It also makes control investments. | Finance |
Global Technology Partners LLC
 Global Technology Partners LLC Miscellaneous Commercial ServicesCommercial Services Technology | Commercial Services |
Westec Intelligent Surveillance, Inc.
 Westec Intelligent Surveillance, Inc. Miscellaneous Commercial ServicesCommercial Services Provides video and audio surveillance solutions | Commercial Services |
Baylor University
 Baylor University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
2929 Entertainment LP
 2929 Entertainment LP Movies/EntertainmentConsumer Services Owns and operates theaters | Consumer Services |
Southwest United Industries, Inc.
 Southwest United Industries, Inc. Industrial SpecialtiesProcess Industries Provides metal finishing solutions and aviation component repair and overhaul services | Process Industries |
Aimbridge Hospitality LLC
 Aimbridge Hospitality LLC Real Estate DevelopmentFinance Manages hotel real estate | Finance |
Solyndra LLC
 Solyndra LLC Electronic Equipment/InstrumentsElectronic Technology Designs and manufactures solar panels & kits | Electronic Technology |
Petroplex Acidizing, Inc.
 Petroplex Acidizing, Inc. Oilfield Services/EquipmentIndustrial Services Provides acidizing and chemical treatments for oil, gas and injection wells | Industrial Services |
Radical Incubation LP | |
Newco Valves LLC
 Newco Valves LLC Industrial MachineryProducer Manufacturing Manufactures, markets and sells Gate, Globe, Check, Ball, and Triple Offset valves | Producer Manufacturing |
Downing Wellhead Equipment LLC
 Downing Wellhead Equipment LLC Oilfield Services/EquipmentIndustrial Services Provides oil and gas field machinery and equipment | Industrial Services |
Specific Systems LLC
 Specific Systems LLC Industrial MachineryProducer Manufacturing Manufactures industrial environmental control systems | Producer Manufacturing |
Mark Young Construction, Inc.
 Mark Young Construction, Inc. Engineering & ConstructionIndustrial Services Provides construction services | Industrial Services |
Applied Industrial Machining LLC
 Applied Industrial Machining LLC Industrial MachineryProducer Manufacturing Provides precision machining services | Producer Manufacturing |
Major Sourcing LLC
 Major Sourcing LLC Industrial MachineryProducer Manufacturing Operates as a valve automation, integrator, and distributor, primarily focused on the power industry | Producer Manufacturing |
Kineta, Inc. (Washington)
 Kineta, Inc. (Washington) Pharmaceuticals: MajorHealth Technology Develops drugs that modulate and enhance the human immune system | Health Technology |
Industrial Electrical Sales of Tulsa, Inc.
 Industrial Electrical Sales of Tulsa, Inc. Wholesale DistributorsDistribution Services Wholesales electrical equipment and wiring supplies | Distribution Services |
Cordys Holding BV
 Cordys Holding BV Packaged SoftwareTechnology Services Operates as a holding company with interest in ERP solutions | Technology Services |
Alkami Technology, Inc.
 Alkami Technology, Inc. Packaged SoftwareTechnology Services Develops cloud-based digital banking software | Technology Services |
Stepstone Group Holdings LLC
 Stepstone Group Holdings LLC Investment ManagersFinance Alternative investment manager | Finance |
Otis Eastern Service LLC
 Otis Eastern Service LLC Oilfield Services/EquipmentIndustrial Services Operates as a pipeline construction company | Industrial Services |
S&R Compression LLC
 S&R Compression LLC Chemicals: SpecialtyProcess Industries Engages in fabrication and leasing of non conventional gas products | Process Industries |
360 Degree Solar Holdings, Inc.
 360 Degree Solar Holdings, Inc. SemiconductorsElectronic Technology Designs and manufactures solar photovoltaic systems | Electronic Technology |
Fred Jones Cos. LLC | |
Miratech Holdings, Inc.
 Miratech Holdings, Inc. Investment ManagersFinance Operates as a holding company | Finance |
University of San Diego School of Law
 University of San Diego School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
DMB Pacific Ventures LLC
 DMB Pacific Ventures LLC Real Estate Investment TrustsFinance Operates as a real estate investment and development company | Finance |
Dmb Real Estate LLC
 Dmb Real Estate LLC Real Estate DevelopmentFinance Provides real estate services | Finance |
JAC Holding Enterprises, Inc.
JAC Holding Enterprises, Inc. Motor VehiclesConsumer Durables Manufactures motor vehicles | Consumer Durables |
Mingo Holdings LLC
Mingo Holdings LLC Finance/Rental/LeasingFinance Mingo Holdings LLC is a private company based in Henderson, NC. | Finance |
Argonaut Private Capital LP
Argonaut Private Capital LP Investment ManagersFinance Offers investment advisory services | Finance |
Mammoth Carbon Products LLC
 Mammoth Carbon Products LLC SteelNon-Energy Minerals Manufactures and supplies welding pipes | Non-Energy Minerals |
Falcon Flowback Services LLC
Falcon Flowback Services LLC Oil & Gas ProductionEnergy Minerals Provides flow back and well testing services to the oil and gas industries | Energy Minerals |
QRC Valve Distributors LLC
QRC Valve Distributors LLC Wholesale DistributorsDistribution Services Distributes valves and actuation products | Distribution Services |
SEF Energy LLC
 SEF Energy LLC MiscellaneousMiscellaneous Operates as an investment holding company | Miscellaneous |
McNellie's Group
 McNellie's Group RestaurantsConsumer Services Owns and operates restaurant | Consumer Services |
StepStone Group, Inc.
 StepStone Group, Inc. Investment ManagersFinance Operates as an investment and advisory services | Finance |
American Cementing LLC
 American Cementing LLC Construction MaterialsNon-Energy Minerals Provides cementing and acidizing services | Non-Energy Minerals |
Sanford Energy, Inc. | Utilities |
Cypress Environmental Services LLC
 Cypress Environmental Services LLC Engineering & ConstructionIndustrial Services Provides environmental consulting, civil engineering, planning, remediation and construction services | Industrial Services |
Mt Group Holdings LLC | |
Pryer Aerospace LLC
 Pryer Aerospace LLC Aerospace & DefenseElectronic Technology Engages in aerospace components manufacturing, engineering and precision machining works | Electronic Technology |
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