Sustainable System Design Enterprises
Consulting Services for Chemical Engineering & Green Energy

Chemical Engineering,
Green Hydrogen &
Sustainability Consulting

Helping industries, researchers and project developers build efficient, sustainable and future-ready engineering solutions. Founded by Dr. Deepak Yadav - PhD (IIT), Chemical Engineering.

IIT
Educated
Industry
Experience
Academia
Excellence
Sustainability
Focused
Green Hydrogen Facility
Chemical Engineering Lab
Sustainability Abstract
Book Consultation Explore Services
21+ Years Experience
18 Int. Publications
7 Patents & Books
1250+ Acre NH3 Deployed
Dr. Deepak Yadav - Chemical Engineering Consultant
IIT PhD · M.Tech

Founder

About Dr. Deepak Yadav

Bridging Research Excellence with Industrial Impact

Dr. Deepak Yadav is the Founder of Sustainable System Design Enterprises, Gurugram - a premier engineering consulting firm dedicated to Chemical Engineering, Catalysis, and the Green Energy Ecosystem.

With an academic foundation from the prestigious Indian Institutes of Technology (IIT), Sustainable System Design Enterprises (SSDE) is a technology-driven consulting and innovation enterprise focused on advanced engineering solutions for sustainable industrial transformation. SSDE specializes in Green Hydrogen, Green Ammonia, Catalysis, Industrial Decarbonization, Renewable Energy Integration, Emission Control Technologies, and Sustainable Industrial R&D.SSDE focused on strategic design, deep research, and high-value expert guidance.

Ph.D. - Chemical Engineering, IIT (BHU) M.Tech - Chemical Engineering, IIT (BHU) B.Tech - Process Engineering, KU Google ScholarGoogle Scholar Learn More About Dr. Yadav
Our Consulting Services

Specialized Expertise Across
Critical Engineering Domains

From feasibility studies to process optimization - we deliver technically rigorous, commercially viable consulting solutions.

Chemical Engineering Consulting

End-to-end chemical process design, equipment sizing, and engineering analysis for complex industrial systems.

Learn More

Catalysis Consulting

Catalyst selection, characterization, performance optimization and deactivation analysis for industrial reactors.

Learn More
H2

Green Hydrogen Consulting

Electrolysis systems, hydrogen storage, techno-economic assessments and green hydrogen project development.

Learn More

Renewable Energy Consulting

Solar, wind, and hybrid energy system integration with chemical process plants and industrial facilities.

Learn More

Sustainability Consulting

Carbon footprint reduction, lifecycle assessment, sustainability roadmaps and ESG strategy for industries.

Learn More

Process Optimization

Debottlenecking, yield improvement, energy efficiency and operational excellence for chemical plants.

Learn More

Feasibility Studies

Comprehensive techno-economic feasibility analysis for greenfield and brownfield chemical projects.

Learn More

R&D Support

Research design, experimental planning, data analysis and scale-up support for academic and industrial R&D.

Learn More
View All Services
  PROVEN TRACK RECORD

From Industrial R&D
to Real-World Implementation

SSDE's end-to-end R&D execution capability — from feasibility through field deployment, IP protection, and multi-state scaling.

21+
Years R&D Leadership
04
Granted Patents (UK & India)
18
SCI Peer-Reviewed Papers
1250+
Acres gNH₃ Field Deployment
01Industrial Feasibility & gH₂ Storage Selection
02Agricultural Project Selection & Field Trials (gNH₃)
03Institutional Collaborations — IARI, NSC & 7 FCO Sites
04Applicator Vendor Selection & Engineering Specifications
05S + A + TD — Integrated Design & Bullet Testing
06Process Validation & Multi-Location Field Trials
07IPR Protection & 5-State gNH₃ Distribution Network
SSDE's Integrated R&D Methodology
S + A + TD

Storage · Applicator · Transportation/Distribution · Bullet Testing — from concept to multi-state commercial deployment.

Explore Full Track Record
gH₂ & gNH₃ UK & India Patents 5 States
Our Experts

Meet Our Team

A multidisciplinary team of global experts bringing decades of experience in chemical engineering, sustainability, and process optimization.

Prof. Prem Nath (P. N.) Tiwari
Prof. P. N. Tiwari

Chairman | M.Sc., Ph.D. & Higher Specialisation in Petrochemicals (Baku)

Distinguished academician and chemical engineering expert with a Ph.D. and Higher Specialisation in Petrochemicals from Baku (U.S.S.R.). Honored with the Bharat Jyoti and Vikas Ratna Awards for his immense contributions to technical education and research in India.
Dr. Deepak Yadav
Dr. Deepak Yadav

Founder & Principal Consultant
PhD-M.TECH [IIT-BHU], Chemical Engineering

21+ years of experience in Sustainable System Design, Green Energy, and Chemical Engineering consulting.
Dinesh Kumar Saini
Dinesh Kumar Saini

Process Engineering Consultant
B.Tech. Chemical Engineering

10+ years of Process Designing & Optimization experience in Sugar Factories, Distilleries, and Process Industries.
Dr. Girish Gupta
Dr. Girish Gupta

Assistant Professor
Ph.D. in Chemical Engineering

Expertise in analytical methods development, heterogeneous photocatalysis, and material characterization.
Amit Katiyar
Amit Katiyar

Sr. Executive, Production

15+ years of experience in DCS-based operations, production planning, process optimization, and GMP compliance in the pharmaceutical industry.
Suraj Sharma
Suraj Sharma

Associate Professor & Head
Ph.D. (Pursuing), M.E.

23+ years of teaching and administration experience. Expertise in Microwave Engineering, Microstrip Patch Antennas, and 5G Communication Systems.
Prof. Ashwini Sood
Prof. Ashwini Sood

Professor, Chemical Engineering
HBTU, Kanpur

29+ years of experience in Chemical Engineering. Specialization in Chemical Reaction Engineering, Emulsion Polymerization, and Rheology.
Amit Kumar
Amit Kumar

Asst. Manager Production
M.Sc. Chemistry, MBA

12+ years of experience in production planning, scale-up, and process optimization across pharmaceutical and chemical plants.
Paritosh
Paritosh

Venture Advisor (SSDE)

Advising on strategic growth, ecosystem scaling, and venture development frameworks. External strategic advisor contributing pro bono expertise to leadership.
Dr. Rupali Jha
Dr. Rupali Jha

Biofuel Scientific Manager
Ph.D. Chemical Engineering

Pyrocatalytica SL. / Institute of Catalysis and Petrochemistry, Madrid, Spain. Expert in Biofuels.
Dr. Snigdha Mishra
Dr. Snigdha Mishra

Research Associate
University of Leicester, UK

Expertise in sustainable metal recovery, green hydrometallurgical processes, and electronic waste recycling.
Mayank
Mayank

Solution Engineer

Experienced Solution Engineer contributing to innovative process design and sustainable engineering solutions.
Naveen
Naveen

Web Developer & Technical Team Member

Responsible for designing, developing, and maintaining scalable web solutions while ensuring performance, security, and seamless user experience.
How We Work

Our Structured Consulting Process

1
Discovery Call

Understanding your project requirements, challenges and goals.

2
Technical Assessment

In-depth analysis of your processes, data and engineering constraints.

3
Solution Development

Custom engineering solutions and technically rigorous recommendations.

4
Implementation

Hands-on support through deployment, commissioning and execution.

5
Continuous Improvement

Ongoing monitoring, optimization and knowledge transfer to your team.

Industries We Serve

Trusted Across 10+ Industrial Sectors

Chemical Manufacturing
Petrochemicals
Refineries
Fertilizers
Hydrogen Projects
Renewable Energy
EPC Companies
Research Institutions
Universities
Government Projects
Explore Industries
Client Testimonials

What Our Clients Say

"

Dr. Yadav's expertise in catalysis helped us significantly improve our reactor performance. His recommendations resulted in a 20% yield improvement and considerable cost savings.

RK
R. Kumar Plant Manager, Chemical Manufacturing Unit
"

His feasibility study for our green hydrogen project was thorough, technically sound, and delivered well within schedule. A true expert in the field.

AS
A. Sharma Project Director, Renewable Energy Firm
"

Dr. Deepak provided exceptional R&D guidance for our research project. His IIT background and industry experience made him uniquely qualified to bridge theory and practice.

PM
Prof. P. Mishra Professor, Chemical Engineering Dept.
Latest Insights

From the Research Desk

All Articles
DNA Storage: Can 1 Gram Hold 215 Petabytes?
R&D
DNA Storage: Can 1 Gram Hold 215 Petabytes?

An in-depth analysis of DNA data storage, the DNA Fountain coding architecture, theoretical limits of 215 PB per gram, and practical archives...

Read Article
September 12, 2026 10 min read
From Vishwakarma to Modern Engineering
Process Engineering
From Vishwakarma to Modern Engineering: The Timeless Spirit of Creation

Exploring Lord Vishwakarma as a metaphor for the engineering mindset—from heritage craftsmanship to Industry 5.0 and green engineering ecosystems...

Read Article
September 1, 2026 12 min read
The Future of Green Hydrogen: Opportunities and Challenges for India
Green Hydrogen
The Future of Green Hydrogen: Opportunities and Challenges for India

India's National Green Hydrogen Mission presents immense opportunities for the chemical engineering sector. Here's a technical overview...

Read Article
July 15, 2026 8 min read
Ready to Get Started?

Let's Build Your Sustainable
Engineering Solution Together

Schedule a free discovery call with Dr. Deepak Yadav to discuss your project requirements and explore how we can help you achieve your engineering and sustainability goals.

Book Free Consultation

Common Questions

Frequently Asked Questions

Dr. Yadav works with a wide range of clients including chemical and petrochemical companies, fertiliser manufacturers, refineries, green hydrogen project developers, government agencies, private equity and venture capital firms requiring technical due diligence, and academic institutions seeking industry collaborations. Both large corporates and early-stage start-ups are welcome.
Engagements typically begin with a free 30-minute discovery call to understand your challenge and determine whether Dr. Yadav's expertise is the right fit. Following this, a detailed scope of work (SoW) and proposal are prepared. Deliverables, timelines, and fees are agreed before any work commences. All proprietary information shared is treated as strictly confidential and NDAs can be executed at the client's request.
Yes. While Sustainable System Design Enterprises is based in Gurugram, Dr. Yadav regularly advises international clients and can engage remotely for consultancy, expert reviews, and report writing. On-site visits to international project locations can be arranged subject to scope and mutual agreement. Past international engagements have spanned the Middle East, Southeast Asia, and Europe.
Absolutely. Dr. Yadav actively welcomes collaborations with academic institutions for joint research projects, co-authored publications, and sponsored research. If you are a faculty member or research group interested in partnering on catalysis, green hydrogen, or process systems engineering research, please reach out via the contact form with details of your proposed collaboration.