WE BUILD WHAT KEEPS YOUR WELLS FLOWING
UPSTREAM CONSTRUCTION & MAINTENANCE
WHY WE DO IT BEST:
FIELD-PROVEN RELIABILITY THAT’S READY WHEN YOU NEED IT
Upstream operations don’t have time for maybes. That’s why JENNCO crews show up ready with the tools, experience, and work ethic to keep your wells flowing and your project on schedule. From general layout to hydrotesting and paint, we do it all and we know what it takes to do it right.
upstream projects completed safely
skilled employees across the Gulf South
tolerance for downtime or delays
OUR UPSTREAM SERVICES
When you call JENNCO, you’re getting more than manpower—you’re getting field-proven expertise. We support every phase of your upstream operation with dependable crews and scalable solutions.
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SITE & RIG SUPPORT+
JENNCO has full-service crews ready to keep your site operational and compliant. When it comes to keeping a site running smoothly, you need a team that knows the terrain—literally and figuratively. Whether it’s daily rig operations, material handling, equipment setup, or general site support, our crews integrate seamlessly with your team to boost efficiency and uphold compliance.
-On-pad drilling rig assistance
-day-to-day roustabout services
-SIMOPS
-COMPLETION SUPPORT
-facility construction & maintenance
-day-to-day roustabout services
-SIMOPS
-COMPLETION SUPPORT
-facility construction & maintenance
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FACILITY BUILDOUT+
From minor upgrades to full-scale construction, JENNCO builds with precision and speed. Whether you’re expanding existing infrastructure or starting from the ground up, we deliver facility construction services with the craftsmanship and speed your schedule demands. Our crews are equipped to handle everything from civil construction to final commissioning.
-Production facility fabrication
-Equipment installation & setup
-FACILITY CONSTRUCTION & MAINTENANCE
-Welding
-Fitting & skid-mounted systems
-Equipment installation & setup
-FACILITY CONSTRUCTION & MAINTENANCE
-Welding
-Fitting & skid-mounted systems
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TURNKEY IN-HOUSE HYDROTESTING+
When it comes to safety and performance, hydrotesting is critical in ensuring your equipment can stand the test of time. JENNCO provides turnkey, fully in-house hydrotesting services designed to keep your lines, systems, and pressure vessels flowing.
-LEAK DETECTION & REPAIR
-PIPELINE INTEGRITY TESTING
-PRESSURE VESSEL & COMPONENT TESTING
-DRYING & CLEANING
-COMPLIANCE & CERTIFICATION
-PIPELINE INTEGRITY TESTING
-PRESSURE VESSEL & COMPONENT TESTING
-DRYING & CLEANING
-COMPLIANCE & CERTIFICATION
+CONSTRUCTION+
Construction of upstream gas and produced water gathering systems. At JENNCO, we support your production phases with skilled field professionals who understand the nuances of oil, gas, and water gathering pipelines. Our hands-on expertise helps reduce disruptions, increase yield, and keep your wellsite operating efficiently—because we know that every barrel counts, and every hour matters.
-Full well stream installation
-Well hook-ups & tie-ins
-ROUSTABOUT SERVICES
-FACILITY RETROFITTING
-Cooler service & rental
-Well hook-ups & tie-ins
-ROUSTABOUT SERVICES
-FACILITY RETROFITTING
-Cooler service & rental
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ONGOING MAINTENANCE+
At JENNCO, our team performs routine inspections, repairs, and system checks to catch issues early and keep your operation flowing without interruption. From pipeline integrity and valve maintenance to general facility upkeep, we bring the same level of precision and care to maintenance as we do to full-scale builds. We’re here to protect your investment—and extend the life of every asset in your operation.
-Day-to-day facility monitoring & repairs
-FACILITY RETROFITTING
-Cooler cleaning & servicing
-FACILITY RETROFITTING
-Cooler cleaning & servicing
HOW WE DO IT
Proven methods, trusted crews, and unmatched results
01
FIELD-SEASONED EXPERTS
Every project is led by experts with decades of real field experience and hands-on knowledge.
Every project is led by experts with decades of real field experience and hands-on knowledge.
02
SCALABLE SOLUTIONS
Whether it’s a single crew or multiple teams, we adapt to meet your operational demands.
Whether it’s a single crew or multiple teams, we adapt to meet your operational demands.
03
SAFETY-FIRST MINDSET
Every task is done with safety at the forefront—no exceptions, no excuses.
Every task is done with safety at the forefront—no exceptions, no excuses.
SAFETY IS OUR #1 PRIORITY
In this industry, safety isn’t optional—it’s the foundation of everything we do. At JENNCO, every crew member is trained, equipped, and empowered to put safety first. Because doing the job right means doing it safely—every time, no exceptions.
SEE SAFETY VALUES
TRIR
0.0
Total Recordable
Incident Rate
Incident Rate
DART
0
DAYS AWAY, RESTRICTED,
OR TRANSFERRED
OR TRANSFERRED
EMR
.84
EXPERIENCE MODIFICATION
RATE
RATE
WE HAVE ANSWERS
What certifications do JENNCO crews hold?
Our teams maintain certifications in OSHA, H2S safety, and site-specific protocols to ensure compliance and readiness for any project.
How does JENNCO ensure job site safety?
To keep every site safe and productive, we conduct pre-job safety meetings, daily hazard assessments, and continuous crew training.
What happens if a safety issue is identified on site?
Every crew member is empowered to stop work immediately. We investigate, address the issue, and resume only when it’s safe to do so.
How often does JENNCO update its safety protocols?
Safety standards are reviewed and updated regularly to align with industry best practices and regulatory changes.
Does JENNCO have an environmental safety program?
Yes. We integrate environmental protection into our safety practices, ensuring minimal impact on the land and surrounding communities.
At JENNCO, we’re committed to delivering excellence through expertise, reliability, and a safety-first approach. When you’re ready to elevate your operations and build with confidence, let’s GET STARTED
BACKED BY EXPERIENCE.
DRIVEN BY RESULTS.