Integrated energy storage and production solutions for buildings and ecodisctricts, willing to secure their energy supplies with local and renewable sources.

1. Live better
Smart Energy Hub
a secured energy supply
from local & renewable sources

2. www.sylfen.com 2
Integrated solution of energy storage
and combined heat and power (CHP)
We start at buildings, then districts
Accessible market > 10 B$/y
Founded June, 5th. 2015 in Grenoble
First sale sept. 2016
Already international now

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Local energy

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Energy all year round?
Insulation
Passive Energy efficiency
Local energy production
Panneaux
photovoltaïques
connexion to the grid
Smart management
Secured local energy

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Batteries
Energy processor
For highly reactive energy storage
To store electricity as hydrogen, and supply back
power and heat (CHP)
Software tools
To optimise the energy supply from all available
sources
Hydrogen storage
To store MWh of energy at cheapest price
Our solution : the Smart Energy Hub

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Practically,
how does it work?

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When your building
generates too much
energy
Batteries are charged
Surplus is converted into
hydrogen and stored in a tank

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Batteries react immediately
Stored hydrogen is turned into
combined power and heat
When it does not
produce enough
energy

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Other
opportunities
offered by Sylfen
CHP from methane
Sell or buy power from the local
grid at chosen moments
Hydrogen for fuel cell cars!

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Disruptive technology
embedded in
an integrated offer

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A breakthrough technology
1st prototype in 2014 of a reversible
system of fuel cell and electrolysis

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An integrated solution for the customer
The best of the two worlds
of battery & hydrogen

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A strong edge compared to competitors
Hydrogen
chains
integrators
Toshiba Sunfire
Hybrid batteries +
hydrogen system   - 
Reversible high
efficiency technology - -  
Modular design (lower
engineering costs) -  n.a. 
Designed for building
integration -  - 

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Quels bénéfices pour
l’utilisateur ?A global market

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Market drivers: a hands-on society going renewable
Social & Environmental Responsability
policies of companies:
Buildings energy consumption is a key
issue
Local authorities policies towards more
clean & autonomous regions:
Buildings & transportation energy
consumption are key issues
1,5 B€/y* – Europe, USA
10 B€/y* - World
* Based on cross checking market studies on PV for collective builings (except large PV power
plants and individual houses), medium size CHP and labellized buildings (LEED/Effinergy+/…)

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Direct to building owners
Short term cash
- Pre-sale studies offer a projection
towards autonomous building
Smart Energy Hub sales
Recurrent income:
- Maintenance services
- Software based services
(reporting, optimisation…)
Our go to market and business model
Indirect through integrators
Smart Energy Hub sales
Recurrent income:
- Spare parts for maintenance
- Services (software updates)

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Best environnemental
performance possible
Fully Secured supply
Enter the new smart-grids
business cases!
Predictable & stable energy
bills, cut by more than 50%
Price : < 100 €/m²
i.e. < 5 % building cost
High Patrimonial Value
a secured return
on the investment

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A team focused on
development

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Meet the team
vision & management exploration & achievement organisation & challenges
Marc Potron - 58
COO
> 30 years in product
development and integration in
defense & space industry +
business unit management
Caroline Rozain - 28
CSO
Engineer & PhD in electrochemistry
(batteries, fuel cells & electrolysis)
Development of building’s energy
modelling tools
Nicolas Bardi - 43
CEO
> 20 years in strategy and
management in the field of
energy, fuel cells, hydrogen
François-Eudes Ruchon - 32
CCO
listening & networking
Marketing & business
development in Air Liquide USA,
sales officer in FR/US start-up

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First order 350 k€
signed sept. 2016
!
Equity #1 – 3 M€
1st integrated
system
Equity #2
…
1st series of
10 real size units
(3 already engaged)
Looking for equity and commercial
partners to develop faster
Product development
International sales
Pilot line
Staff: +20
Fully commercial
Industrialisation
Large power Hub for districts
Staff: +30

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Towards a 2-5 B$
turnover in 2025
We go forward step by step,
and we think big.

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Optimised valorisation of
renewable & local energies
Best environnemental
performance, towards
100% renewable districts
Revenue from hydrogen
production + more
revenue from CHP
5y ROI
After individual buildings, whole districts…

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Our medium term road-map

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www.sylfen.com
contact@sylfen.com
Sylfen is now looking for partners worldwide:
- to manufacture locally some of the sub-systems
of the « smart energy hub »
- to adapt, validate and market the « smart energy
hub » and its associated services for each local
needs
- to invest and share the future of Sylfen as key
solution provider for local and clean energy