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About SB CONS

Discover our story, mission, and the team driving engineering excellence in power infrastructure.

Our Story

8+

Years of Excellence

Our Journey

A Premier Substation Consultancy Company

Founded in 2018 by industry veterans, SB CONS has quickly grown into a trusted electrical engineering consultancy and civil engineering consultancy. We partner with EPCs, power utilities, and renewable developers, maintaining a strong global footprint that spans India, Nepal, Bangladesh, Togo, and Gabon. Our core focus is delivering robust, highly optimized design solutions for EHV substations and transmission lines.

We pride ourselves on our deep technical expertise, our use of cutting-edge software like ETAP and PLS-CADD, and our unwavering commitment to quality. From concept to commissioning, our engineering ensures that your power projects are safe, reliable, and cost-effective.

Our Mission

To deliver world-class engineering solutions that empower sustainable and reliable power grids globally.

Our Vision

To be the most trusted and innovative engineering consultancy in the energy infrastructure sector.

What Drives Us

Our Core Values

Excellence

Uncompromising commitment to quality in every drawing, calculation, and report.

Integrity

Transparent communication and ethical practices in all our client engagements.

Innovation

Continuously adopting new technologies and optimization techniques.

Leadership

Meet Our Team

Sonjoy Banerjee

Sonjoy Banerjee

CEO

25+ Years of Experience in GE, Alstom, Siemens, ABB.

Biswajit Bhattacharyya

Biswajit Bhattacharyya

HEAD ENGINEER

39+ years of experience in GE Global Engineering Center of Excellence, Alstom, AREVA, CESC, Simplex, Gannon Dunkerley.

Milestones

A brief look at our journey so far.

2018

Company Inception

Started operation in Durgapur, west Bengal as " SB CONS" Ownership Company, always focusing on making a trusted brand in the field of electrical & Civil engineering.

2020

Head Office Relocation to Kolkata

Company head quarter shifted to Kolkata.

2021

Expansion to 220kV Grid

Successful commissioning of 220KV GIS at Gopalganj & 132KV GIS at Board Colony Patna for BSPTCL.

2022

New Journey As Owner's Consultant

Started new journey as owner's Consultant, and booked a Order from Shyam Sel & Power Ltd( Shyam Metallics) for 220/132 KV MRS along with 132KV transmission line with Monopole

2024

Renewable Energy Project

The company stepped into the renewable energy project and became owner's Consultant for Inox Wind, India's largest wind energy production Company.

2025-2026

Govt. Utility & Private EPC

Company has secured the order from different Govt. Utility & private EPC, the approx project value 1600cr.

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Common Questions

Yes. SB CONS provides complete substation engineering solutions for AIS (Air Insulated Substations) and GIS (Gas Insulated Substations). Our services cover every stage of the project, including feasibility studies, basic engineering, detailed engineering, electrical design, protection and control engineering, civil and structural engineering, earthing and lightning protection, cable routing, equipment layout, BOQ preparation, technical specifications, construction drawings, and engineering support up to commissioning. We deliver turnkey engineering consultancy for utility, industrial, renewable energy, and power transmission projects.

Yes. SB CONS offers specialized civil engineering consultancy for substations. Our expertise includes site grading, topographical assessment, equipment foundation design, transformer foundations, control room buildings, cable trenches, retaining walls, roads and drainage systems, boundary walls, fire water systems, and other infrastructure required for EHV and HV substations. Our civil designs are developed to meet relevant Indian and international engineering standards.

SB CONS utilizes industry-leading engineering software to ensure accurate, efficient, and standards-compliant designs. Depending on project requirements, we use software such as:

AutoCAD for engineering drawings
AutoCAD Civil 3D for civil engineering and site development
STAAD.Pro for structural analysis and design
ETAP for power system studies
PLS-CADD for transmission line engineering
PLS-POLE / PLS-TOWER for pole and tower analysis (where applicable)
SAFE / ETABS for structural and foundation design
Revit & BIM tools for 3D engineering and coordination
MicroStation (as per client requirements)

Using advanced engineering software enables us to deliver reliable, optimized, and high-quality engineering solutions.

Yes. SB CONS has the capability to perform transmission line engineering using PLS-CADD, one of the world's leading software platforms for overhead transmission line design. Our transmission engineering services include route optimization, tower spotting, profile generation, sag and tension calculations, clearance verification, structure loading analysis, quantity estimation, and construction documentation for transmission line projects.

Yes. SB CONS provides professional 3D engineering and BIM-based design services for substations, industrial facilities, and infrastructure projects. Our 3D models help clients visualize the complete project before construction, improve multidisciplinary coordination, detect design clashes, optimize layouts, and reduce construction risks. We develop detailed 3D models for equipment layouts, cable routing, structural components, civil works, and overall plant engineering to enhance project accuracy and execution efficiency.