Upstream

From brownfield upgrades to greenfield developments, our team combines deep technical expertise with practical experience to provide innovative, efficient, and reliable engineering services.
Gas Production Facilities
Compressor Stations
Cryogenic Plants
Amine Treating/Regeneration
Dehydration
Well Pad Design
LNG Terminals
Liquid Production Facilities
Condensate/Oil Stabilizatoin
Oil Processing
Liquid Storage
Well Pad Design
NGL Storage
Truck Loading/Offloading
Central Tank Batteries
Enhanced Oil Recovery (EOR)
Shelf
Test and Production Facilities
Brownfield
Pipelines and Risers
Power Generation and Utility Systems
API 14C Audits and Reviews
SEMS Documentation
Platform and Pipeline Abandonment/Removal
Water Treatment
Gas Compression and Injection Systems

Featured project

Offshore Compressor Addition

Keystone provided multi-disciplined engineering and design for the installation of a Solar Centaur 50 Compressor Skid, Gas Scrubber Skid, Gas Cooler installed on new elevated platform, Fuel Gas Skid, MCC Building, and deck extension for Engine Air Intake Filter. Keystone scope include structural design for deck extensions, intercostals, and pipe supports; interconnecting pipe design, electrical and instrumentation design, equipment specifications, and programming.