![]() Gulf Interstate Engineering Gulf Interstate Engineering is a company that provides project management, engineering and design, GIS, procurement, pipeline integrity, field inspection, and construction management services to the oil and gas industry. | ![]() Bowman Consulting Bowman Consulting is a company that offers a range of energy, infrastructure, real estate, and environmental management solutions. | SICIM SICIM is a company specializing in engineering, procurement, and construction in the oil and gas sector. | Penspen Penspen is a company providing engineering, project management, asset management, and integrity services to the energy industry. | |
Founding Date | Founding Date 1953 | Founding Date 1995 | Founding Date 1962 | Founding Date 1954 |
Type | Type Subsidiary | Type Public | Type Private | Type Subsidiary |
Tags | ||||
Locations | Locations Houston, US HQ | Locations Reston, US HQ Alpharetta, US Annapolis, US Austin, US Baltimore, US Boynton Beach, US Charleston, US see more | Locations Richmond, GB HQ Bogotá, CO Basrah, IQ Kuala Lumpur, MY Ciudad Del Carmen, MX Villahermosa, MX see more | |
Employees | Employees 7002% decrease | Employees 750 | Employees 3,0281% increase | Employees 1,0641% increase |
Financial | ||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $490m (FY, 2025) | Revenue (est.) N/A | Revenue (est.) £14.4m (FY, 2021) |
Cost of goods | Cost of goods N/A | Cost of goods $228.5m (FY, 2025) | Cost of goods N/A | Cost of goods £9.4m (FY, 2021) |
Gross profit | Gross profit N/A | Gross profit $261.5m (FY, 2025) | Gross profit N/A | Gross profit £5m (FY, 2021) |
Net income | Net income N/A | Net income $12.8m (FY, 2025) | Net income N/A | Net income £1k (FY, 2021) |

Bowman Consulting is a company that offers a range of energy, infrastructure, real estate, and environmental management solutions.
View companySICIM is a company specializing in engineering, procurement, and construction in the oil and gas sector.
View companyPenspen is a company providing engineering, project management, asset management, and integrity services to the energy industry.
View company