Precision. Scale. Reliability.

Intelligent Engineering for
Electrical & Instrumentation.

We are a dedicated team of E&I engineers delivering detailed engineering, zero-defect procurement support, and scalable electrical & control system solutions across global sectors.

Multi-Sector

Oil & Gas, Chemicals, Manufacturing

18+

Years Engineering Expertise

Global Standards

IECEx, NEC, ISA, IEEE, IS, NFPA, etc.

Core Services

Comprehensive Electrical & Instrumentation solutions structured to support EPCs, manufacturing plants, and mid-sized engineering firms.

⚙️

Detailed Engineering

End-to-end documentation, sizing, and architecture for complex I&C projects.

  • Instrument Index & IO Lists
  • DCS/ESD Architecture
  • Cable & JB Schedules
  • Functional Loop Diagrams
📋

Procurement Support

Rigorous technical evaluation ensuring compliance and zero-defect purchasing.

  • Technical Bid Evaluation (TBE)
  • Vendor Drawing Review
  • Package Review (Skids)

Control System Design

Specialized design for control and automation panels ensuring safety compliance.

  • PLC/DCS RFQ & Specifications
  • Panel BOM & Layour Review
  • IECEx / NEC Compliant Design
🛢️

Specialty Engineering

Targeted expertise for distinct sectors including Pipeline and Offshore.

  • Pipeline Instrumentation (NG/Gas)
  • Offshore Package Integration
  • F&G System Engineering
🔌

Electrical System Design

Comprehensive electrical engineering from power distribution to protection systems for industrial plants.

  • Single Line Diagrams (SLD)
  • HT/LT Switchgear & Transformer Sizing
  • Cable Sizing & Voltage Drop Analysis
  • Earthing, Lightning & Surge Protection
  • Relay Coordination & Protection Studies

Industries We Serve

Engineering excellence across critical industrial sectors worldwide.

Who We Are

Allied Consultant is a focused Electrical & Instrumentation engineering firm. We are a lean, efficient team of engineers who deliver the quality and capability of a large consultancy combined with the agility and responsiveness of a specialized firm.

With 18+ years of hands-on project experience across Oil & Gas, Chemical, Pharma, and Paper & Pulp sectors, every engagement is led directly by senior engineers — ensuring zero communication gaps and absolute design accountability.

"We are a highly focused team offering deep technical expertise. Our commitment is entirely centered on delivering reliable engineering solutions with absolute timeliness and unwavering quality control."
Partner With Us
Engineering workspace with P&ID drawings, control system diagrams, and technical deliverables

Track Record & Achievements

Delivering measurable value, compliance, and significant capital savings across global industrial sectors.

₹4.5 Crore Cost Saving

Sector: Food Industry

Conducted thorough sizing of 98 control valves and identified oversized pipelines, substantially reducing the overall project cost.

Dual-Standard Compliance

Sector: Oil & Gas

For a package system supplier, engineered an advanced control panel fully compliant with strictly overlapping IECEx and NEC international standards. Making it globally accepted.

₹25+ Lac Optimized

Sector: Paper & Pulp

Delivered an advanced PLC control system design so that not only saved immediate costs but introduced modular flexibility for future expansion.

Complete E&I for Petrochemical Expansion

Sector: Petrochemical

Delivered end-to-end Electrical & Instrumentation detailed engineering for a major petrochemical plant expansion — covering power distribution, control systems, and field instrumentation.

Project Showcase

A brief of key engagements delivered across domestic and international markets.

Overseas

Offshore Desalination & Electro-Chlorination Package

I&C detailed engineering and PLC panel with RIOP design for an offshore desalination and electro-chlorination package system.

Overseas

5 KM Natural Gas Pipeline

Instrumentation engineering for a 5 KM NG pipeline with unmanned stations and gas conditioning systems.

India

Petrochemical Plant Expansion — E&I

Complete Electrical & Instrumentation detailed engineering for a petrochemical plant expansion project, including power distribution and control systems.

India

Gas Compression Plant — E&I

Electrical & Instrumentation engineering for a gas compression facility covering HT/LT systems, motor control, and field instrumentation.

India — Refinery

Gas Transportation, Conditioning & Distribution

End-to-end instrumentation for refinery gas transportation, conditioning, and distribution infrastructure.

India — Refinery

Oil Well Output Boosting Systems

I&C Detailing for project to enhance oil well production output.

India

Paper & Pulp Plant Expansion

Complete I&C engineering for building a new production line as part of a major plant expansion.

Insights

Technical perspectives and real-world engineering case studies from our team.

Interdisciplinary Co-ordination Part 2 — I&C vs Mechanical Engineer nozzle placement
Interdisciplinary

Interdisciplinary Co-ordination Part 2 — Every Detail Engineering Project Has This Moment

It starts with a chai and a 3D model. Dedicated to all Mechanical & Instrument Engineer friends — when the I&C engineer needs a nozzle exactly where the lifting lug goes. The real coordination begins here.

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5 Pre-Checks for Interdisciplinary Coordination between Process and I&C Engineering
Interdisciplinary

5 Pre-Checks to Keep Process & I&C Aligned — From P&ID to Commissioning

Interdisciplinary coordination is at the core of how our team delivers I&C engineering success. Here are 5 pre-checks we build into every project to keep Process and Instrumentation aligned — from P&ID to commissioning.

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CAPEX Savings Case Study
Case Study

How We Saved ₹4.5 Crore CAPEX on a Single Food Industry Plant

Did you know? We saved a food industry client ₹4.5 Crore in CAPEX in just 3 weeks by addressing a flaw that 99% of projects overlook: properly challenging pipeline sizes alongside control valve sizing.

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Junction Box Engineering Insight
Detailed Engineering

When Your Project Has 100+ Junction Boxes

The JB Schedule isn't just a document — it's the backbone of your cable routing, installation, and field compliance. See our engineering framework for mapping, capacity, and zone-rated security.

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AI-Ready Control System Procurement
Control Systems

Procuring a New Control System or Expanding Your Existing One?

High-Density IO, smart diagnostics, cybersecurity-ready architecture — our team breaks down what to look for before you finalize your next PLC/DCS specification.

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82% Fewer I/O Points — Hartmann Case Study
Case Study

82% Fewer I/O Points. 65% Smaller Control Room. ₹25 Lacs Saved.

One architecture decision can transform an entire plant's economics. Our team questioned the conventional PLC architecture and delivered a smarter iMCC + Remote IO design — a plant that scales without touching a single PLC wire.

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