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Our incu­ba­tor & accel­er­a­tor pro­gram: Poly­cri­sis #3

Appli­ca­tion starts:14.08.2023
Appli­ca­tion ends:08.10.2023
Pro­gram start:28.11.2023
Pro­gram end:01.05.2024

The world is being hit by sev­er­al crises simul­ta­ne­ous­ly, which are mutu­al­ly depen­dent. We refer to them as the poly­cri­sis.

Our par­tic­i­pants

Con­nect with par­tic­i­pants from Poly Cri­sis Pro­gram #3

Juliana Zgryzek

PR at BeeChar­i­ta­ble Read more

Ben­jamin Guelk­er

Adver­tis­ing & Com­mu­ni­ca­tion Man­ag­er at welob­by Read more

Joshua Bobzin

Project & Fundrais­ing Man­ag­er at Plan B Read more

Edson Niwa­manya

Port­fo­lio Lead at Rel­e­vant Ven­tures Read more

Jan Chris­t­ian Sahl

Founder and CEO at welob­by Read more

Julia Hilde­brand

Project Lead at beabee Read more

Tilman Tromp­ke

Project Man­ag­er at tilt Read more

Anne Schö­nauer

Project Lead at tilt Read more

Jesus Bueno Alvarez

Co-Founder at Yamakoe Read more

Reshad Zazai

Back­end Devel­op­er at Aseel Read more

Isabel Arens

Founder at World for Cli­mate Read more

Kai Aslan

CEO at BeeChar­i­ta­ble Read more

Markus Johan­ning

Co-Founder and man­ag­ing direc­tor at Pro­tegg Read more

Fabi­an Hüt­ter

Co-Founder and Head of R&D at Pro­tegg Read more

Math­ias John

Founder and CEO at we4everyone Read more

Maria Pozder

Co-Founder and COO at we4everyone Read more

Silke Som­mer

Prod­uct Own­er, Mar­ket­ing & Finance at comu­neo Read more

Katha­ri­na von Stauf­fen­berg

Co-Founder at comu­neo (Busi­ness Devel­op­ment & Sales) Read more

Sharon Namu­jjuzi

Finance Lead at Rel­e­vant Ven­tures Read more

Maike Strif­fler

Fundrais­ing & Strat­e­gy Lead at Rel­e­vant Ven­tures Read more

Bian Sukrow

Head of KLEA Read more

Friedrich Lin­den­berg

Founder, lead engi­neer at Open­Sanc­tions Read more

Nas­rat Khalid

Foud­er & CEO at Aseel Read more

Fran­cis Dos­sou Sognon

Chief Exec­u­tive Offi­cer Read more

Sask­ia Howe

Orga­ni­za­tion­al devel­op­ment, orga­ni­za­tion­al cul­ture Read more

Tim Gauss

Fundrais­ing / Busi­ness Mod­el Devel­op­ment Read more

Lu Yen Roloff

Founder/Initiatorin Read more

Our star­tups

These star­tups par­tic­i­pat­ed in our accel­er­a­tor pro­gram:


Kai Aslan

Plat­form to gen­er­ate out­reach and dona­tions in eSport tour­na­ments for NGOs.
Read more


Julia Hilde­brand, Will Franklin

Is an open­source soft­ware plat­form for peo­ple-pow­ered media or peo­ple owned media.
Read more

Open Sanc­tions

Friedrich Lin­den­berg

Makes build­ing blocks for fight­ing finan­cial crime.
Read more

World for Cli­mate

Isabel Arens

Build­ing a glob­al com­mu­ni­ty through an app. Aim is to con­nect peo­ple to take action togeth­er to achieve rapid and inclu­sive cli­mate action around the world.
Read more


Katha­ri­na von Stauf­fen­berg

Con­tribute to a good life with­in plan­e­tary bound­aries by pro­vid­ing pub­lic sec­tor with a dig­i­tal plat­form that enables them to mea­sure, man­age and com­mu­ni­cate their sus­tain­abil­i­ty efforts.
Read more


Math­ias John, Maria Pozder

We4everyone offers wind ener­gy from local wind gusts to busi­ness­es and pri­vate house­holds with a sail wind tur­bine.
Read more


Bian Sukrow

Builds a reli­able sup­port struc­ture for law clin­iques at uni­ver­si­ties in Ger­many to bring change in the legal edu­ca­tion sys­tem and change the access to the jus­tice sys­tem.
Read more

Rel­e­vant Ven­tures

Maike Strif­fler

Rel­e­vant Ven­tures pro­vides access to finance for social entre­pre­neurs in under­served mar­kets.
Read more


Anne Schö­nauer, Tilman Tromp­ke

Soft­ware that auto­mat­i­cal­ly assess­es the CO2 emis­sions and cli­mate change risk of SMEs and makes this data open source avail­able for use in cred­it deci­sions.
Read more


Jesus Bueno Alvarez, Lara Rash­dan

Wild­fire Detec­tion Plat­form, which can detect even small fires with the help of a mesh net­work of solar-pow­ered air sen­sors.
Read more


Jan Chris­t­ian Sahl

Pro­vides a lob­by for every­one with­out a lob­by They give access to pol­i­tics and deci­sion mak­ers to every inter­est group, inde­pen­dent from the finan­cial back­ground. 
Read more


Markus Johan­ning and Fabi­an Hüt­ter

Pro­tegg spe­cial­izes in repur­pos­ing eggshell and eggshell mem­brane resid­u­als from the egg pro­cess­ing indus­try into high-qual­i­ty, stan­dard­ized raw mate­ri­als.
Read more


Nas­rat Khalid

E‑commerce plat­form that empow­ers arti­sans from under­de­vel­oped nations to reach a glob­al con­sumer base and lever­ages the same tech­nol­o­gy for trans­par­ent aid pro­vi­sion, fos­ter­ing both eco­nom­ic growth and human­i­tar­i­an impact.
Read more


Fran­cis Dos­sou Sognon and Elvis Azon­si

AgroS­fer struc­ture sus­tain­able sup­ply chain in african agri­cul­ture by lever­ag­ing a pro­pri­etary dig­i­tal plat­form.
Read more


Lu Yen Roloff

We are build­ing the social, struc­tur­al and tech­ni­cal infra­struc­ture for effec­tive, decen­tral­ized imple­men­ta­tion of cli­mate pro­tec­tion mea­sures by civ­il soci­ety in order to make Berlin cli­mate-neu­tral.
Read more

Our men­tors and experts

Here you can con­nect with men­tors from our Poly Cri­sis Pro­gram #3

Nadine Michalske

Co-Founder Klima.Metrix Read more

Inga Skowranek

Con­sul­tant sys­temic orga­ni­za­tion­al devel­op­ment & sus­tain­abil­i­ty man­age­ment & Agile Coach, Free­lancer and collectiv:a mem­ber Read more

Sebas­t­ian Schramm

Ven­ture Archi­tect at Enpulse Ven­tures GmbH Read more

Nan­cy Birkhölz­er

Cir­cu­lar Design & Regen­er­a­tive Inno­va­tion Expert, Founder, Investor, Advi­so­ry Board Mem­ber, NB Ven­tures Read more

Chris­t­ian Wal­ter

Found­ing Part­ner at SDGx Read more

Julia Drey­er

Co-Founder & Board Mem­ber at collectiv:a eG | Expert on Inno­va­tion & Agile Meth­ods Read more

Johan­na von Her­man-Kim

COO & Investor at Cat­a­lyst Impact Invest­ment Club Read more

Sébas­tien Mar­tin

Founder and Man­ag­ing Part­ner at Impact Asso­ciates Read more

Mario Stein­buch

Co-Founder & Man­ag­ing Direc­tor, 36 Cham­bers Stu­dio Read more

Tay­la Shel­drake

Man­ag­ing Direc­tor at Motion​Lab​.Ven​tures Read more

Christoph Rohde

Trans­ac­tion Man­ag­er at FASE Read more

Katrin Häuser

CEO and co-founder, The­Green­Spring Read more

Sab­ri­na Kon­zok

Board Mem­ber and Man­ag­ing Direc­tor at SEND e.V. and Junge Tüftler gGmbH Read more

Kai Malk­witz

Impact Direc­tor at Founders Insti­tute Berlin Read more

Tobias Ahrens

Head of Founder­center at Berlin­er Volks­bank Read more

Lau­ra Kohler

Start­up Ecosys­tem & Cor­po­rate Inno­va­tion expert Read more

Col­lec­tive Impact Sum­mit: May 2024

Meet our start­up teams from poly­cri­sis batch #3 and the new batch #4 and learn about their impact ideas.


Check out the pitch­es of the start­up teams from our Poly­cri­sis batch #3.

Down­load Pitchdecks