Find the perfect buyer for your green energy —

Connect efficiently with reliable partners, optimize your processes and maximize your profits with the Otark platform

there are many wind turbines in the field with a lot of green grass

With Otark, you choose the best marketplace and a European solution for your energy

Selling your green energy has never been easier or more efficient. Find the right buyer instantly via our contact tool and publish your offers in seconds. Optimize your processes through our digital and clear path to your customers. Use ready-made contract templates and maximize your revenue — all with just a few clicks

1,000 MWh
Delivery volume per year
5-7 years
Desired contract period
15.12.2025
Start date
a map pointer icon with a white background
Hamburg, Alemanha
an orange sun icon on a white background
Solar
a blue seal with a tick mark on it
Verified Buyer
2,500 MWh
Delivery volume per year
1-4 years
Desired contract period
01.10.2025
Start date
a map pointer icon with a white background
Neubrandenburg, Germania
a blue and white image of a cloud
wind
a blue seal with a tick mark on it
Verified Buyer
1,500 MWh
Delivery volume per year
8-10 years
Desired contract period
15.12.2025
Start date
a map pointer icon with a white background
Berlin, Germany
an orange sun icon on a white background
Solar
a blue seal with a tick mark on it
Verified Buyer
a close up of a map of europe with a black background

Your benefits as an Otark seller

a close up of a black background with blue squares

You can quickly find B2B electricity consumers

Without effort. Be immediately found by relevant and reliable buyers and, if interested, will be contacted directly by you.

a close up of a black background with blue squares

Access to pre-qualified network

Use a network of pre-qualified partners to improve your reach and efficiency.

a close up of a black background with blue squares

Fair compensation model

Your visibility on Otark is 100% free. We only charge a brokerage fee when the contract is concluded.

a close up of a black background with blue squares

Direct contact

Our fully digitalized process enables you to communicate directly with the customer and answer questions. Waiting queues and eternal response times, goodbye!

a close up of a black background with blue squares

Experienced professionals at your side

Our team consists of experts from the tech and energy sectors and is happy to help you with your offer.

a close up of a black background with blue squares

Comprehensive partner overview

Get a quick overview of partners with all relevant background information.

a close up of a black background with blue squares

Saving time and employees

With prepared contract templates that speed up your negotiations, you and your employees gain time and you minimize costs.

a white sheet of paper with blue dots on it

At Otark, your satisfaction comes first. Our transparent compensation model and access to our constantly expanding pre-qualified partner network give you the security and success you deserve

a close up of a blue line with a black background

Three easy steps to sales success

You're just three steps away from greater success. Discover how easy it is to profitably market your energy — from initial contact to signing a contract

01. Sign up

Sign up for free and create your seller profile.

02. Find a partner

Use our network to find the right buyer and communicate digitally.

03. Close a deal

Conclude the contract with ready-made templates and benefit from a fair compensation model.

Success stories from our sellers

Otark enables me to orient myself in a market that is otherwise difficult for project operators to understand. Business inquiries in particular are very helpful in finding targeted conversations quickly and directly.

Matthias Wissmann
Matthias Wissmann
SWO Energiesysteme

Do you have any questions? We've got the answers.

Are you still unsure? Try Otark completely risk-free and see for yourself the efficiency and benefits of our platform. Your energy deserves a European solution and the best marketplace.

How do I register?

How do I register?

Which partners are available on Otark?

Access to a constantly growing network of pre-qualified partners tailored to your energy needs.

How does contract negotiation work?

Close deals quickly with ready-made contract templates — digitized and clearly structured.

What if I need help?

Our expert support team is always available to help you.

Do you have any questions?

Pick a suitable date for yourself. Our team is happy to provide advice and assistance at any time.

Start now — your future customers are already waiting.

Use the Otark platform to quickly and easily find the right buyer for your energy and maximize your income.

worker in hardhat looking at wind turbines in the background