Process & Sustainability Engineering

Innovative, sustainable processes for the modern chemical plant

Suniti Tech Solutions Pvt Ltd develops sound, sustainable production practices and delivers high-quality consultancy to the process industry — from our Development & Innovation Centre in Khed, Maharashtra.

40+ yrs
Industry experience
2023
Innovation Centre founded
Zero
Liquid & solid waste target
Our Vision

Sustainable practices, built for industry — and beyond

Suniti Tech Solutions Pvt Ltd was founded with a vision of developing and promoting sound and sustainable production practices incorporating renewable energy, clean and green technology, heat integration, sustainable agriculture, and entrepreneurial development. We provide high-quality consultancy services to the process industry.

Discover our state-of-the-art Development and Innovation Centre, Laboratory, and Workshop, located in the picturesque setting of Khed, Ratnagiri District, Maharashtra. Since setting up the Centre in February 2023, we've been dedicated to developing transformative solutions for specific industries — serving medium to large scale industries with cutting-edge methodologies and a visionary approach.

Suniti Tech Solutions Office and Development Centre in Khed, Ratnagiri

Our Office and Development Centre in Khed, Ratnagiri District

Our Capabilities

A track record of practical, cost-effective innovation

Our strength lies in a deep-rooted understanding of the latest scientific and engineering knowledge — allowing us to develop innovative, practical solutions that can be seamlessly implemented, from activated carbon manufacturing to zero-waste pigment production.

Pilot plant for a novel process for manufacture of activated carbons

Pilot plant for a novel process for manufacture of activated carbons

Laboratory scale set-up for high quality synthetic yellow iron oxide

Laboratory scale set-up for high quality synthetic yellow iron oxide

Rainwater harvesting and borewell recharging system

Rainwater harvesting and borewell recharging

Root zone system for treatment of domestic waste water

Root zone system for treatment of domestic waste water

Our commitment to sustainability extends to our own operations — from in-situ vermicomposting of household wet waste, to rainwater harvesting and borewell recharging, to root zone treatment of domestic wastewater — leading by example right at our plot in Khed.

Our Services

Solutions for the process industry, start to finish

From basic engineering to plant optimization and technology transfer, we partner with the process industry at every stage.

1

Solutions for the Process Industry

Elevate your operations with our comprehensive solutions tailored for the process industry:

  • Industry 4.0 Implementation — seamless integration of intelligent digital technologies into manufacturing and industrial processes to optimize processes and enhance productivity.
  • Chemical Reactor Modeling — predict and improve reactor performance with advanced modeling techniques, ensuring operational efficiency.
  • Data Analytics and AI Applications — harness the power of data-driven insights and artificial intelligence to drive informed decision-making.
  • Basic Engineering Package Preparation — project development from inception with heat and material balances, process flow simulation and equipment sizing.
  • Plant Optimization and Capacity Enhancement — tackle operational challenges, boost efficiency, and maximize yields for individual plant requirements.
  • Water and Wastewater Management — implement sustainable solutions for water conservation and wastewater treatment.
2

Technologies Available for Transfer

Explore our transformative technologies, poised to revolutionize these industrial processes:

  • Enhanced Activated Carbon Manufacturing Process — a novel approach to activated carbon production, optimized for efficiency and sustainability.
  • Biochar Gasifier — harnessing biomass resources to produce biochar efficiently, contributing to renewable energy initiatives.
  • Cashew Shell Pyrolysis Unit — unlocking the potential of cashew shells to yield CSNL and activated charcoal, fostering circular economy principles.
  • Synthetic Yellow Iron Oxide Production — high-quality synthetic yellow iron oxide with zero waste, zero liquid discharge, and competitive production costs, powered by renewable energy.
3

Areas of Expertise

We cover a wide spectrum across the process industry, including Oil & Gas, Petroleum Refining, Petrochemicals, Organic and Inorganic Chemicals, Energy Conservation, and Waste Management.

Oil and Gas

Extraction of hydrocarbons and separation of liquid hydrocarbons, gas, water, and solids.

Petroleum Refining

Heat exchanger train optimization, pinch analysis, crude & vacuum distillation, furnaces, catalytic cracking, delayed coking, lube oil extraction.

Organic Chemicals

Cumene, phenol & acetone, phthalic anhydride, diacetone alcohol, isophorone, vinyl acetate, vinyl chloride monomer.

Petrochemicals

Ethylene plants.

Polymerization

Poly vinyl chloride, polyisobutylene, and related processes.

Gasification and Pyrolysis

Moving bed gasifiers, fluidized bed gasifiers, retorts for high temperature pyrolysis.

Inorganic Chemicals

Advancing inorganic chemical manufacturing processes for superior product quality and efficiency.

Water & Wastewater Management

Sustainable solutions for water treatment, conservation, and reuse.

Energy Conservation

Promoting energy-efficient practices and technologies to reduce environmental impact.

Our Values

Empowering progress, fostering accountability

At Suniti Tech Solutions Pvt Ltd, our core values drive everything we do.

01

Commitment to Innovation

We're dedicated to pioneering solutions that push the boundaries of what's possible, driving progress for industries and communities alike.

02

Customer-Centric Approach

We go the extra mile to understand and exceed the expectations of our customers and stakeholders, fostering enduring partnerships built on trust and reliability.

03

Accountability and Integrity

We uphold the highest standards of accountability, ensuring transparency, honesty, and ethical conduct in all our endeavours.

About Us

Empowering progress through expertise

At Suniti Tech Solutions Pvt Ltd, our foundation is built on expertise spanning both industry and agriculture. Founded by a visionary duo, our team combines the precision of Chemical Engineering from IIT Bombay with the holistic perspective of Agriculture from the University of Agricultural Sciences, Bangalore.

Whether you're a seasoned plant owner or manager seeking groundbreaking solutions, or a forward-thinking investor interested in pioneering sustainable ventures, Suniti Tech Solutions Pvt Ltd invites you to join us on a journey towards a greener, more sustainable future.

Meet our founders

Mr. Stephen Carvalho, co-founder of Suniti Tech Solutions

Mr. Stephen Carvalho

BTech (Chemical), IIT Bombay

With over 40 years of distinguished industrial experience, Mr. Carvalho's journey began with Hindustan Petroleum Corporation Ltd in 1977. His career includes pivotal roles at Herdillia Chemicals (SI Group), Finolex Industries, Pidilite Industries, and Ingenero Technologies — unravelling complex plant challenges and delivering innovative solutions that redefine industry standards.

Mrs. Rosemary Carvalho, co-founder of Suniti Tech Solutions

Mrs. Rosemary Carvalho

BSc (Agriculture), University of Agricultural Sciences, Bangalore

Mrs. Carvalho's journey began in the Department of Agriculture, Government of Goa. She later spearheaded farm rehabilitation projects emphasizing community welfare in Swarga Dwar, Taloja (Navi Mumbai) and Mangaon, Maharashtra — with a dedication to sustainable agriculture and local empowerment throughout her work.

Contact Us

Let's start a conversation

Whether you're seeking groundbreaking solutions for your plant or interested in pioneering sustainable ventures, we'd love to hear from you.

Suniti Tech Solutions Pvt Ltd

Office and Development Centre

Address
Carvalho House, NH 66, Mumbai–Goa Highway
Near Foot-overbridge, Opposite Dnyandeep College
Morvande, Taluka Khed, Dist. Ratnagiri
Maharashtra 415709
Open Hours
9 AM – 6 PM (Mon–Sat)

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