Oil & Gas
Engineering Designs that Deliver Lasting Value
Expertise That Spans the
Oil & Gas Lifecycle
Expertise That Spans the
Oil & Gas Lifecycle
From brownfield upgrades to greenfield capital projects, our team brings deep experience across upstream, midstream, and carbon capture. Engineering designs that deliver lasting value.
Upstream
Midstream
Carbon Capture
Alternate Fuels
Upstream
Upstream
From multi-well pads to salt water disposal facilities, Halker leads in upstream engineering with our nimble, fit-for-purpose approach.
Midstream
Midstream
We deliver expertise in designing and optimizing systems for processing, storage, and transport while balancing cost, operability, and compliance.
Carbon Capture
Carbon Capture
Halker provides innovative carbon capture solutions that help clients reduce emissions and meet evolving regulations in the Oil & Gas industry.
Alternative Fuels
Alternative Fuels
We advance low-carbon energy by supporting clients driving the transition toward renewable and sustainable energy.
Our Approach
Every operator is different and so is every project. That’s why we take a flexible, three-tiered approach to oil & gas engineering. Whether you need full-scale facility design, modular upgrades, or targeted support, our team is built to meet you where you are and deliver value across the entire project lifecycle.
Comprehensive Project Execution
From gas plants and compressor stations to production facilities, we deliver large-scale capital projects with complete, multidisciplinary engineering. Our multidisciplined team covers process, mechanical, EI&C, civil, structural, automation & SCADA, drafting & design and operations support, ensuring every detail is designed for safety, efficiency, and long-term reliability.
Lifecycle Value & Cost Savings
We don’t just engineer one project and move on. Our strength lies in building long-term partnerships, identifying efficiencies across multiple projects and helping operators realize measurable cost savings over time. By focusing on lifecycle value, we ensure today’s design decisions create lasting impact for tomorrow.
Nimble & Customized Support
Real Projects, Real Results
Every project tells a story. From large-scale facilities and compressor stations to nimble upgrades and lifecycle efficiencies, our case studies highlight the ways we collaborate with clients to engineer solutions that work in the field and on the balance sheet. Explore how we turn complex challenges into measurable results.

OOOOc Compliance Walkdowns
The client required a comprehensive assessment of over 80 production facilities to evaluate compliance with proposed EPA 40 CFR 60

Multi-Site Midstream Tie In Project
The client required a comprehensive engineering and design solution for a complex, multi-site pipeline tie-in project involving several interconnected valve

Midstream Plant Operational Efficiency Upgrades
The client required critical piping and equipment modifications to improve operational efficiency and system reliability within an existing process unit.
Halker’s Trusted Expertise, Coast to Coast
Ready to Engineer
Your Next Success?
Work with a team that listens, collaborates, and turns your vision into practical, innovative solutions.