![]() NOV NOV (formerly known as National Oilwell Varco) is a company specializing in the design, manufacture and sale of equipment and components used in oil and gas drilling. | ![]() ClearSign Technologies ClearSign Technologies (formerly ClearSign Combustion) designs and develops technologies for the energy industry. | |||
Founding Date | Founding Date 1862 | Founding Date 2008 | Founding Date 1984 | Founding Date 1902 |
Type | Type Public | Type Public | Type Private | Type Subsidiary |
Tags | ||||
Locations | Locations Houston, US HQ Hassi Messaoud, DZ Buenos Aires, AR Adelaide, AU Wien, AT Baku, AZ Askar, BH see more | Locations Tulsa, US HQ Beijing, CN Hong Kong, HK Seattle, US | Locations Norderstedt, DE HQ | Locations Missouri City, US HQ |
Employees | Employees 31,6057% decrease | Employees 1517% decrease | Employees 39 | Employees 8301% decrease |
Valuation ($) | Valuation ($) 6 b | Valuation ($) 42.6 m | Valuation ($) N/A | Valuation ($) N/A |
Financial | ||||
Revenue (est.) | Revenue (est.) $8.7b (FY, 2025) | Revenue (est.) $5.2m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) N/A |
Cost of goods | Cost of goods $7b (FY, 2025) | Cost of goods $3.8m (FY, 2025) | Cost of goods N/A | Cost of goods N/A |
Gross profit | Gross profit $1.8b (FY, 2025) | Gross profit $1.4m (FY, 2025) | Gross profit N/A | Gross profit N/A |
Net income | Net income $151m (FY, 2025) | Net income ($5.5m) (FY, 2025) | Net income N/A | Net income N/A |

ClearSign Technologies (formerly ClearSign Combustion) designs and develops technologies for the energy industry.
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