Profile
Gary J.
DiElsi is the founder of Mountain Pass Energy Investing LLC.
He is currently working as a Director at TopSail Energy LP.
Previously, he held positions as a Director at United Maritime Group LLC, Managing Director at Astatine Investment Partners LLC from 2012 to 2017, Independent Director at ClearSign Technologies Corp.
from 2022 to 2023, Principal at First Reserve Management LP from 2006 to 2012, Project Manager at UOP LLC in 1993, Vice President at Applied Industrial Materials Corp in 2003, Engineering Manager at Triton Thalassic Technologies, Inc. in 1999, and Executive Vice President at Oxbow Advisors LLC in 2005.
He completed his undergraduate and graduate degrees at Rensselaer Polytechnic Institute in 1980.
Gary DiElsi active positions
| Companies | Position | Start |
|---|---|---|
TopSail Energy LP
TopSail Energy LP Oil & Gas PipelinesIndustrial Services Provides refined products logistics and processing assets in North America. | Director/Board Member | - |
Mountain Pass Energy Investing LLC
Mountain Pass Energy Investing LLC Finance/Rental/LeasingFinance Mountain Pass Energy Investing LLC operates in the Venture Capital & Private Equity industry. The private company is based in New York. The American company was founded by Gary J. DiElsi. | Founder | - |
Former positions of Gary DiElsi
| Companies | Position | End |
|---|---|---|
| CLEARSIGN TECHNOLOGIES CORPORATION | Director/Board Member | 2023-11-23 |
Astatine Investment Partners LLC
Astatine Investment Partners LLC Investment ManagersFinance Astatine Investment Partners invests in middle market companies located in North America and Europe. The firm targets companies operating in the fields of infrastructure, digital, transportation, utility-related and essential services. It provides financing for buyout capital requirements. | Private Equity Investor | 2017-12-30 |
First Reserve Management LP
First Reserve Management LP Investment ManagersFinance First Reserve invests in middle market energy companies located in North America and Europe. The firm targets companies operating in the fields of specialty services, engineered products, logistics & distribution, critical resources and value-added infrastructure. It provides financing for later stages and buyouts with an investment size ranging from USD 100 - 500 million. It also makes co-investments. | Private Equity Investor | 2012-06-29 |
Oxbow Advisors LLC
Oxbow Advisors LLC Investment ManagersFinance Oxbow aims to achieve consistent investment returns with minimal portfolio risk. The firm seeks to protect clients’ purchasing power over time, and often an allocation in equities is vital to the achievement of this objective. They invest in what they believe are undervalued companies without consideration of size, location, or industry. | Corporate Officer/Principal | 2005-12-30 |
Applied Industrial Materials Corp
Applied Industrial Materials Corp Wholesale DistributorsDistribution Services Supplies petroleum coke and provides related procurement and marketing services for industrial carbon products | Corporate Officer/Principal | 2003-12-30 |
Training of Gary DiElsi
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 |
|---|---|
First Reserve Management LP
First Reserve Management LP Investment ManagersFinance First Reserve invests in middle market energy companies located in North America and Europe. The firm targets companies operating in the fields of specialty services, engineered products, logistics & distribution, critical resources and value-added infrastructure. It provides financing for later stages and buyouts with an investment size ranging from USD 100 - 500 million. It also makes co-investments. | Finance |
ClearSign Technologies Corp.
ClearSign Technologies Corp. Industrial MachineryProducer Manufacturing Operates as a development stage company that designs and develops technologies for combustion systems | Producer Manufacturing |
UOP LLC
UOP LLC Industrial SpecialtiesProcess Industries Produces fuels and provides technical services | Process Industries |
Applied Industrial Materials Corp
Applied Industrial Materials Corp Wholesale DistributorsDistribution Services Supplies petroleum coke and provides related procurement and marketing services for industrial carbon products | Distribution Services |
Rensselaer Polytechnic Institute
Rensselaer Polytechnic Institute Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
United Maritime Group LLC
United Maritime Group LLC Marine ShippingTransportation Operates fleet of ocean-going vessels and river barges | Transportation |
Astatine Investment Partners LLC
Astatine Investment Partners LLC Investment ManagersFinance Astatine Investment Partners invests in middle market companies located in North America and Europe. The firm targets companies operating in the fields of infrastructure, digital, transportation, utility-related and essential services. It provides financing for buyout capital requirements. | Finance |
Triton Thalassic Technologies, Inc.
Triton Thalassic Technologies, Inc. Chemicals: SpecialtyProcess Industries Manufactures non-thermal, non-chemical pathogen inactivation for the pharmaceutical, healthcare and research applications | Process Industries |
Oxbow Advisors LLC
Oxbow Advisors LLC Investment ManagersFinance Oxbow aims to achieve consistent investment returns with minimal portfolio risk. The firm seeks to protect clients’ purchasing power over time, and often an allocation in equities is vital to the achievement of this objective. They invest in what they believe are undervalued companies without consideration of size, location, or industry. | Finance |
TopSail Energy LP
TopSail Energy LP Oil & Gas PipelinesIndustrial Services Provides refined products logistics and processing assets in North America. | Industrial Services |
Mountain Pass Energy Investing LLC
Mountain Pass Energy Investing LLC Finance/Rental/LeasingFinance Mountain Pass Energy Investing LLC operates in the Venture Capital & Private Equity industry. The private company is based in New York. The American company was founded by Gary J. DiElsi. | Finance |
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