Buy certified green power affordably and directly from the producer
350+ companies procure green power on Otark: for tomorrow via Green SPOT, for the coming years via 1-Click PPA, long-term via the PPA Marketplace. Closed digitally, settled by Otark.
Free · No obligation · GDPR compliant
Trusted by 350+ businesses across Europe
Two market sides, one platform
Procure green power
Industrial companies and the German Mittelstand cover their demand directly from producers: transparent prices, comparable offers, 95% lower process costs.
Solutions for buyersSell green power
Project developers, asset owners, and direct marketers reach 350+ corporate buyers with real demand: bid directly, close digitally.
Solutions for sellersCertified green power for every time horizon
From long-term PPAs to quarter-hourly green power: Otark covers your entire clean energy procurement.
PPA Marketplace
Individual PPAs at the best price
- Term sheet in 2 weeks
- 200+ vetted sellers
- Min. 3 offers within 24h
1-Click PPA
Standardized green power, instantly
- From 0.5 MW
- Instant execution
- Full-service settlement
Green SPOT
WaitlistThe green day-ahead exchange
- 100% green with GoOs
- Quarter-hourly granularity
- Fully digital
PPA Marketplace
Publish your demand once and receive comparable offers from 200+ vetted sellers. Negotiate digitally and close, supported all the way to signature.
1-Click PPA
Pre-negotiated standard contracts make green power tradable like a commodity: choose a profile, see the price, sign. From browsing to signed PPA in minutes.
Green SPOT
Buy 100% certified green power with quarter-hourly guarantees of origin on the day-ahead market. Launching Q4 2026, join the waitlist now.
All products: physical delivery with guarantees of origin from Germany.
Otark does the work. You benefit.
Six stations to your PPA, and Otark does the heavy lifting. Follow the route and count along.
Quick intro call
Quick intro call to define goals & confirm PPA fit.
Load Profile Analysis
Our data-driven analysis of your load profile identifies risks & cost savings up to 15%.
Publish Tender
Instant visibility to >200 prequalified and matched sellers.
Compare Offers
Compare normalized offers from min. 3 pre-qualified sellers within 24h.
Negotiate Term Sheet
Customized Term Sheet in less than 2 weeks.
Sign PPA Contract
You review and sign the contract. On request, Otark connects you with specialized energy lawyers.
Quick intro call 0.5h
Quick intro call to define goals & confirm PPA fit.
Load Profile Analysis 1h
Our data-driven analysis of your load profile identifies risks & cost savings up to 15%.
Publish Tender 1.5h
Instant visibility to >200 prequalified and matched sellers.
Compare Offers 2h
Compare normalized offers from min. 3 pre-qualified sellers within 24h.
Negotiate Term Sheet 3h
Customized Term Sheet in less than 2 weeks.
Sign PPA Contract Supported
You review and sign the contract. On request, Otark connects you with specialized energy lawyers.
Let's analyze your load profile
Free and non-binding: we analyze your load profile together and you receive direct recommendations on which product and which time horizon make sense for your next step.
- Data-driven analysis of your load profile
- Concrete recommendation for your next step
- CO₂ balance and financial impact
From zero PPA experience to a signed contract in under 3 months
“Thanks to the combination of getenergy's analysis, the Otark platform, and the expertise of ENTEGA & Sunnic Lighthouse, we were able to gain planning security in record time despite having no PPA experience. The fact that our supplier ENTEGA integrates the volumes directly makes the process very simple for us in everyday life.”
You close the deal. Otark settles it.
One counterparty network, one integration: after closing, Otark coordinates everything that turns a contract into delivered green power.
Physical delivery
Power flows are scheduled and delivered, no trading desk required.
Balancing group
Otark coordinates the balancing group processes behind your delivery.
GoO transfer
Guarantees of origin move from seller via Otark into your registry account.
KYC & credit checks
Every counterparty is vetted before you ever see an offer.
Billing data
Clean settlement and billing data, ready for your systems via API or CSV.
Buy green power, fast and at the best price.
Sign up for free, publish one request, and receive comparable offers from 200+ sellers within 24 hours.