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Johannes N. Grefe

Johannes N. Grefe

Managing Director atSummit PartnersLondon
Full bioFirm profile

Johannes N. Grefe is a Managing Director at Summit Partners, focusing on Growth Products & Services in Europe. He has held board and investment roles in numerous companies and previously worked at Vitruvian Partners, TA Associates, and Lazard.

What Johannes can write

Writes checks of$10M to $30M+
Comes in atSeries BMostly follows a lead
Pitch pageSubmit on their siteThe firm asks founders to apply here.

Summit Partners writes $10M to $30M+ checks, larger than 97% of firms in the atlas.

Bars: how many firms report each check band. Highlighted: Summit Partners.

Career

  1. Lazard
  2. TA Associates
  3. Vitruvian Partners
  4. Summit Partners · Managing Director
    Now
  5. Lazard
  6. TA Associates
  7. Vitruvian Partners

Investments named in public bios

CERTANIACinerius Financial PartnersEnergy AspectsGlobal GruppeGRESBOne Point Advisory ServicesOnRobotSimply.TVSolactiveDoctrineNormecPeak Well SystemsProGloveRadioOnkologieNetzwerkSézaneSipartech

Focus

technologybusiness servicesfinancial serviceshealthcare servicesGrowth Products & Services

Education

University of Karlsruhe, MSc in industrial engineeringPortland State University, MS in engineering management

Also at Summit Partners

Adam H. Hennessey
Adam H. HennesseyManaging Director
Andrew J. Collins
Andrew J. CollinsManaging Director
Antony C. Clavel
Antony C. ClavelManaging Director
Craig D. Frances
Craig D. FrancesManaging Director
Darren M. Black
Darren M. BlackManaging Director
David W. Averett
David W. AverettManaging Director
John R. Carroll
John R. CarrollManaging Director
Leonard C. Ferrington
Leonard C. FerringtonManaging Director

Partners like Johannes

At firms with a similar stage, sector and check size.

Eric Bednarski
Eric BednarskiManaging Partner, MVM Life Science Partners
Francesco Draetta
Francesco DraettaManaging Director, Omega Funds
Effie EpsteinGeneral Partner, Sound Ventures
Roger Hurwitz
Roger HurwitzManaging Partner, Volition Capital
Anand Daniel
Anand DanielPartner, Accel
Aaron WeinerCoatue

Alert me when Summit Partners is active

One email when Johannes's firm raises a fund, adds a partner or shows new activity.

Founders and investors at a Mode VC gathering

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Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.

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Questions

Who is Johannes N. Grefe?

Johannes N. Grefe is a Managing Director at Summit Partners, focusing on Growth Products & Services in Europe. He has held board and investment roles in numerous companies and previously worked at Vitruvian Partners, TA Associates, and Lazard.

How much does Johannes N. Grefe invest?

Johannes N. Grefe invests through Summit Partners, which writes checks of $10M to $30M+ at series b.

How do I pitch Johannes N. Grefe?

A warm intro from a founder Summit Partners backed works best.

What did Johannes N. Grefe do before Summit Partners?

Lazard; TA Associates; Vitruvian Partners; Lazard; TA Associates; Vitruvian Partners.

Last updated 2026-10-15. Is this you? Ask for a correction.