Our Vision
To be the global bridge between foundational engineering mastery and the AI-driven frontier, architecting a world that is more resilient, efficient, and intelligent.
About Phensa Engineering
Who We Are
Where Wisdom Meets Algorithm
Phensa Engineering provides integrated design solutions across the Architectural, Structural, and Naval engineering spectrum. Our core expertise is anchored in the Oil & Gas and Marine sectors, powering global government agencies and private corporations alike.
We combine decades of hands-on domain knowledge with AI-driven optimization, running thousands of design iterations to deliver solutions that are mathematically superior in every dimension.
Our Mission
To deliver high-precision engineering solutions by harmonizing conventional wisdom with computational intelligence, producing designs that are mathematically superior.
Our Values
Excellence as our baseline. Innovation that forges the future. Integrity as the bedrock of trust. Collaboration that drives synergistic success across every project.
Our Team
The People Behind Phensa
Sathiyan Nair K P
Director & Architectural Lead
With over 40 years of experience, Mr. Sathiyan Nair provides strong leadership in architecture, design, and project delivery, bringing extensive expertise to every project.
Ajay S Nair
Director & AI Engineer
With over 11 years of experience, Mr. Ajay combines technical expertise, engineering knowledge, and AI-driven innovation to support the development of efficient and technology-focused solutions.
Shijy Joseph
Senior Business Development Manager
With over 30 years of experience in project management and business development, Mr. Shijy brings extensive expertise in client engagement, strategic partnerships, business growth, and project coordination across the engineering sector.
Sunil K H
Structural Lead
Mr. Sunil brings over 24 years of experience in structural engineering and project execution, with extensive expertise in structural design, coordination, and delivering projects to high standards.
Why Phensa
What Sets Us Apart
Conventional Expertise
Decades of hands-on domain knowledge across six engineering disciplines.
Computational Intelligence
AI-driven optimization that evaluates thousands of design permutations.
Standards Compliance
Aligned with ISO, API, ASME, Lloyd's Register, DNV, and ABS.
Multidisciplinary Coordination
Unified delivery across structural, piping, HVAC, E&I, and more.
What We Do
Six Core Engineering Disciplines
Structural Engineering
FEA, load-path optimization, and resilient structural systems
Piping Engineering
Routing, stress analysis, and hydraulic design for complex systems
Architectural Engineering
Spatial planning, BIM coordination, and accommodation modules
HVAC Systems
CFD-driven climate control for critical and hazardous environments
Naval Architecture
Hull optimization, stability analysis, and marine structural design
Electrical & Instrumentation
Power distribution, control systems, and smart instrumentation
Our Areas of Expertise
Full-Scope Engineering Capability
From design philosophy and class approval drawings through to CNC-ready fabrication packages and as-built records — the complete deliverable scope we cover across every discipline.
Design Areas
- Offshore
- Oil & Gas
- Ship Building
- Ship Repair
- Conversion
- Retrofit
Design Type
- Basic Design
- Detail Engineering
Marine Architecture23
- Design Philosophy
- Design Basis
- Specifications
- Preliminary Basic drawings
- Statutory drawings
- Drawings and Documents for Class / Client Approval
- Detailed Construction / Fabrication drawings
- Preparation of Mark-ups
- As-Built update as per RLM
- Living Quarters for Offshore & Onshore Projects
- Upgrade of existing Living Quarters and Modules
- Plug and Play type Permanent / Temporary Office & Accommodation modules
- Blast resistant Modules
- Modular Workshop, Stores, Utility space etc
- Site Survey and Collecting Information
- Material Selection / Approval related supports
- Bidding stage supports
- Procurement related supports
- QA / QC supports
- Final Dossier
- 3D modelling Approved Arrangement
- Clash Checks
- 3D as built modelling
Marine Structural Engineering30
- Preliminary Design Calculations
- Basic concept Design calculations
- Naval architectural calculations like stability, damage stability, resistance and powering, sea keeping aspects, etc
- Hull Structural Design
- Hull Outfit Design
- Machinery Outfit Design
- Jacket Design
- Structural calculations, Finite element analysis
- Load out calculations
- Sea fastening, mooring analysis, sea transportation, etc
- Wind Load assessment as per Wind Load Code
- Seismic Load assessment as per Earthquake Load Code
- Design Basis Report
- Steel pipe racks
- Equipment platforms
- Equipment Supports
- Anchor Pockets
- Lifting Plan and COG Calculation
- Pad-eyes with Spreader bar Design
- Design of shallow and deep foundations (Pile design)
- Steel detail drawings
- Foundation Design
- Structural General Arrangement Drawings
- Structural Steel connection designs & drawings
- Structural fabrication drawings
- CNC/Nesting Plans
- Material Take Off
- Site Survey and Collecting of information
- Preparation of Mark-ups
- Updating Drawings / As-Built Records
Marine Mechanical Engineering17
- Mechanical Design and Calculations
- Propulsion System Drawing
- Steering Gear Arrangement
- Rudder Arrangement
- Bow Thruster Arrangement
- Engine Foundation & Chock Fasting
- Pressure vessels
- Heat exchangers
- Pig launcher/receiver
- Storage tanks
- Skid mounted packages like Desalter, Test Separators, TEG Packages etc
- Preparation of Fabrication Drawings
- Preparation of Machining Drawings
- FEA Analysis
- Site Survey and Collecting of information
- Preparation of Mark-ups
- Updating Drawings / As-Built Records
Marine Piping Engineering15
- Piping stress and flexibility analysis
- Piping sizing calculation
- Pressure drops Calculation
- Equipment layout
- Piping general arrangement drawings
- Piping & Instrumentation Diagrams (P&ID)
- Piping support design & drawings
- Piping isometrics
- Bill of materials (BOM)
- Spool drawings
- Fabrication drawings
- Material Take-off
- Site Survey and Collecting of information
- Preparation of Mark-ups
- Updating Drawings / As-Built Records
Marine HVAC Engineering14
- HVAC General Arrangement drawings
- Equipment Selection & Layout
- Heat Load calculation
- Duct Design
- Air Pressure loss Calculation
- Duct & Instrumentation Diagram (D&IDs)
- Purging System Design
- Duct Layout and Spool Drawing
- Mechanical Ventilation
- Accommodation Ventilation
- Refrigerant Piping P&ID and Layout
- Site Survey and Collecting of information
- Preparation of Mark-ups
- As-Built Records
Marine Electrical & Instrumentation Engineering42
- Design philosophy
- Specifications
- Load Analysis
- Instrument index
- Data sheets
- Sizing calculations
- Erection specifications and BOM
- Area classification drawing
- Single Line Diagrams (SLDs)
- Wiring diagram
- Instrument location layout and Cable tray layout
- Cable routing, Tray installation, Trench layouts
- Cable schedule
- Lightning schedule
- Equipment layout & Lighting layouts
- Earthing and lightning protection layouts
- Control system block diagram
- Cable block diagram
- I/O schedule
- Junction box schedule
- Logic diagrams
- Alarm & Monitoring
- PLC/DCS/SCADA
- F&G layouts
- HVAC Electrical Control System
- Telecommunication layouts
- Loop drawings & Hook-ups drawings
- Installation drawings
- Switchgear configuration
- AC UPS and DC UPS sizing
- Earthing and lightning protection calculations
- Lightning calculations
- Short circuit calculations
- Power system studies
- Voltage drops calculations
- Navigation & Communication System
- Electrical system studies
- Procurement support
- Vendor drawing review
- Site Survey and Collecting of information
- Preparation of Mark-ups
- As-Built Drawings
Statutory Drawings13
- General Arrangement Plan
- Load Line Plan
- Life Saving Appliances Plan
- Fire Fighting Appliances Plan
- Escape Route Plan
- Tank Capacity Plan
- Mooring & Towing Plan
- Docking Plan
- Insulation Plan
- Noise Control Plan
- Fire Zone Plan
- Navigation Light Plan
- Wheel House Visibility Plan
3D Modelling4
- Modelling of Equipment, Piping, Structural, Electrical & Instruments
- As-Built 3D modelling
- Generation of Walkthroughs
- Model Presentation
2D Drafting6
- Preparation of basic Drawings
- Preparation of Drawings for Approval
- Drawing Digitization
- Fabrication Drawings
- Installation Drawings
- CNC Plan
How We Work
A Three-Stage Process
Define
We scope the challenge, align on standards, and establish precise design parameters.
Engineer
AI-augmented analysis runs thousands of iterations to converge on the optimal solution.
Deliver
Finalized deliverables undergo rigorous quality checks before handoff to the client.
Industries We Support
Sectors We Serve
Oil & Gas
Upstream, midstream, and downstream facility engineering for refineries, terminals, and processing plants.
Marine
Vessel design, outfitting, and systems integration for commercial and specialized marine assets.
Offshore
Platform topsides, jackets, FPSOs, and subsea infrastructure for deepwater and shallow-water operations.
Industrial Infrastructure
Power plants, manufacturing facilities, and heavy industrial complexes requiring multidisciplinary coordination.
Teams We Have Supported
Ready to Start Your Project?
From initial concept to final deliverable, our multidisciplinary team is ready to engineer your next success.