Our Expertise

Comprehensive
Maritime Solutions

Expert marine consultancy, complete shipyard supervision, and comprehensive lifecycle management for the global commercial fleet. From cutting-edge naval architecture and strategic vessel acquisitions (S&P) to complex Indian Flag conversions and ongoing maintenance, we ensure your maritime assets operate at peak efficiency. Backed by decades of IACS-level expertise, we deliver precision engineering and regulatory compliance without compromise.

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Marine Global Solutions

Engineering
Excellence in

Integrated marine solutions powered by data, driven by engineering excellence, and delivered with global scale.

Core Competencies

Engineers of
Innovation

Precision at every stage of the maritime lifecycle. We provide comprehensive technical ship management and IACS Class Entry services, bridging the gap between sophisticated engineering and operational deployment for the world’s most demanding shipping enterprises.

  • Advanced Marine Design & Technical Consultancy
  • Seamless Indian Flag Conversion & Compliance
  • Expert Shipyard Supervision & Vessel Management
  • Seamless E-Portal Tracking
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Marine Design Default Marine Design Hover

Marine Design & Consultancy

Cutting-edge ship designing and consultancy services tailored to meet the unique needs of maritime industries worldwide with experienced naval architects.

Flag Conversion Default Flag Conversion Hover

Indian Flag Conversion

Catering to shipowners seeking to enhance compliance, safety, and operational efficiency through seamless Flag Conversion and IACS Class Entry.

Supervision Default Supervision Hover

Shipyard Supervision

Unparalleled Shipyard Supervision and customized training services to ensure seamless shipyard operations and strict regulatory compliance.

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Ship Valuation & Insurance

Comprehensive and accurate assessments for shipowners and insurance providers, combining industry knowledge with analytical expertise.

Future-Ready Fleet

Engineering the
Next Generation

Pioneering sustainable maritime solutions and executing highly complex regulatory upgrades, ensuring vessels meet rigorous IACS and Indian Flag standards.

Regulatory Conversions

Specialized architectural retrofitting to bring legacy vessels into strict modern compliance. We manage the entire lifecycle from initial stability calculations to final classification approvals.

Primary Spec

Non-HSC to HSC

Major Retrofits

Structural Mods

Ship Retrofitting
Green Ferry
Zero Emission

Green Ferry Initiative

Designing next-generation hybrid and battery-electric ferries to decarbonize high-volume coastal transit routes.

Eco Tug Boat
Eco-Towage

Green Tug Program

Developing alternative-fuel harbor tugs that maintain maximum bollard pull while drastically reducing portside NOx and SOx emissions.

Classed by the World's Finest

In Compliance with IACS Standards

ABS IRS Bureau Veritas CCS ClassNK DNV GL Korean Register
ABS IRS Bureau Veritas CCS ClassNK DNV GL Korean Register
Vessel Brokerage

Ship Sale & Purchase

New Build

AH ARTIC

IRS Class #HCSL-40T

LOA

29.5 m

Bollard

40 T

Year

2026

Draft

4.2 m

Power

2400 kW

Type

ASD

$4.85M
Pre-Owned

M.V Pacific

BV Class #OS-35M

Pax

180

Speed

28 Kn

Year

2021

LOA

35.0 m

Beam

9.5 m

Hull

Alum.

$2.10M
Global Network

Global
Presence

With a global network of specialized professionals and strategic resources, we provide comprehensive end-to-end solutions for every stage of a vessel's lifecycle. From the initial concepts of Marine Design and full-cycle Shipyard Supervision, through operational complexities like Indian Flag Conversion and Inland Water Transport, to ensuring ongoing seaworthiness with precision Ship Repair and expert Valuation & Insurance, we are your primary partner. Complementing these integrated services, our dedicated brokerage division offers unparalled expertise in the global purchase and sale of vessels, connecting you to opportunities worldwide.

Strategic Hubs

Explore our worldwide operational centers

Total Hubs 0+ Strategic Locations
Operations 0/7 Active Coverage
Team Size 0+ Global Experts
Total Projects 0+ Completed
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Our Portfolio

Latest Projects

40T BP Pull Tugs
Ongoing
Shipyard Supervision
4 Units

40T BP Pull Tugs

Comprehensive shipyard supervision for the construction of four new 40T Bollard Pull Tugs at Hooghly Cochin Shipyard Limited (HCSL).

View Case Study
M.V. XIAN ZHOU 5
Ongoing
IRClass Entry
Flag Transition

M.V. XIAN ZHOU 5

System and structural upgrades for seamless transition to Indian Flag standards and IRClass registration.

View Case Study
Sivagangai
Completed
Interior Optimization
Re-engineering

Sivagangai

Successfully re-engineered the internal seating layout and deck space configuration to significantly increase the passenger capacity.

View Case Study
Vessel at Sea
Marine Engineering
15+ Years of Trust
Since 2011 β€’ Mumbai

Navigating Excellence
Across Oceans.

Founded by Captain Anjan Sinha (RINA Member, Ex-IACS Surveyor & Ex-Chief Consultant to the Ministry of Shipping), Mactech Marine Private Limited delivers elite naval architecture and shipyard supervision. From complex ship modifications and new constructions to global vessel sales and technical management, we bridge the gap between maritime tradition and modern engineering.

The Mactech Foundation

Built on Integrity.
Driven by Engineering Excellence.

Unwavering Trust

Built on the transparent leadership of Captain Anjan Sinha and decades of IACS-level integrity.

Superior Quality

Adhering to RINA London standards to ensure every modification meets global maritime benchmarks.

Adaptive Innovation

Taking vessel design to the next level through advanced hydrodynamic modeling and smart engineering.

Operational Precision

Executing complex fleet management and technical audits with zero margin for error.

2011
The Foundation

Established in Mumbai to revolutionize global ship S&P and elevate naval design standards to a global stage.

2020
Fleet Management

Broadened horizons by launching a full-scale Technical division, optimizing operations for global owners.

2026
Pioneers in Compliance

Recognized as the industry leader in complex retrofitting, converting legacy vessels to comply with new international green regulations.

Client Success

Words From
Industry Leaders.

4.9/5
Capt. Rajesh Sharma

"Their expertise in navigating the complexities of Indian Flag Conversion is unparalleled. From the initial marine consultancy to meticulous on-site shipyard supervision, Mactech ensured our fleet modernization met every regulatory standard with zero operational downtime. Truly an elite technical team."

Capt. Rajesh Sharma
Managing Director, Coastal Shipping India

"The marine design and consultancy provided by their engineering department saved us hundreds of thousands in projected fuel costs. Their hydrodynamic modeling for our new inland water transport vessels optimized our shallow-draft operations perfectly."

Elena Rostova
Elena Rostova
Director of Operations, Euro-Marine
Trusted Global Partners
Connect With Us

Global Touchpoints.

Regional Hubs

Global Headquarters

19, NS Road, 3rd Floor, Room-15,
Kolkata, West Bengal, India 700001

Regional Office

1903B, Casa Ultima
Mumbai, Maharashtra, India 400601

Strategic Presence

Shenzhen
Batam
Fuzhou
Kuching