Ensuring Safe, Reliable Oil & Gas Services Through Expert Pipeline Solutions
Established in 1997, Allegheny is an experienced underground utility and natural gas pipeline contractor.
We are dedicated to exceptional service, emphasizing outstanding workmanship for every project. We are fully accredited, licensed, bonded, and insured, ensuring you receive top-tier support and expertise.
We believe that exceptional service is fundamental to an outstanding experience, and our dedicated team is determined to exceed your expectations at every turn. Thank you for considering Allegheny—where exceptional service is not just our job, but our identity!


Oil & Gas
Our commitment is to deliver safe, dependable, and efficient oil and gas services to our community. Our dedicated team focuses on customer satisfaction, maintaining the highest safety and environmental standards in everything we do.
Oil & Gas services include:
- Distribution and transmission
- Plastic/Steel main and service installations
- Line relocation, replacement and repair
- Repairs and maintenance
- Pig launcher/receiver
- Right-of-way clearing and restoration
- High Density, urban and residential services
- Emergency response
Station & Facility
We specialize in station and facility work, providing expert installation, maintenance, and upgrades for pipeline infrastructure. Our team ensures safe, efficient operations while adhering to industry standards, supporting reliable infrastructure development.
Station & Facility services include:
- POD/POR Station Construction
- Compressor/meter stations
- Gathering stations
- Transfer and fuel loading facilities
- Storage facilities
- Custom pipe fabrication
- Facilities maintenance


Integrity Services
We provide integrity service work to ensure pipeline safety and reliability through inspections, maintenance, and repairs. Our team is dedicated to upholding the highest standards, preventing issues, and maintaining the integrity of pipeline systems for long-term performance.
Integrity services include:
- Corrosion assessment and mitigation
- Pipeline hydrostatic testing
- Valve installation and automation
- Anomaly digs and repairs
- Leak detection
- Pipeline markers and gas distribution
- Inline inspection and testing
- Non-destructive testing
Specialty Services
Allegheny offers supplementary services to reinforce our commitment to oil and gas infrastructure. Our team is dedicated to ongoing training and prioritizing safety in all these additional service offerings.
Specialty Services include:
- Site assessment and planning
- Hot Tap and stopple services
- Trenchless technologies/horizontal directional drilling
- In-service welding
- Hydro-excavation
- Abrasive Blasting
- Epoxy spray services
