Search Engine Marketing (SEM) Investors

Angel Roster lists 39 investors who back Search Engine Marketing (SEM) companies. Most are private equity firms and angel investors, the most common stage is Seed and the largest groups are based in the United States, France and the United Kingdom.

Investors listed
39
With verified email
54%
Most common stage
Seed
Top location
United States

Updated October 13, 2026 · How we compile this data

Top 39 Search Engine Marketing (SEM) investors

The most complete profiles first. Showing 39 of 39.

  • Greg MarshVerified

    Angel/Individual, Investment Partner · United Kingdom

    SeedAdvertisingE-commerceMessagingEnterprise Software

    Portfolio: Flown, Tide, Onfido, Klevio and 6 more

    Verified email available

  • Adam WeinsteinVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Contact details available

  • Andrew B.Verified

    Private Equity Firm · Japan

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Daniel RileyVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • David CoquilletteVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Ignacio SarriaVerified

    Private Equity Firm · United Kingdom

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • John KlineVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Laura HolsonVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Matt HoltVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Mike MaroccoVerified

    Hedge Fund · United States

    Data IntegrationTelecommunicationsCybersecurityEnterprise Software

    Portfolio: Epicentric, XplorNet, COSI, Choose Energy and 27 more

    Verified email available

  • Pete MasucciVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Ray LopezVerified

    Private Equity Firm · United States

    AdvertisingEvents ServicesSportsDigital Media

    Portfolio: Isolation Network, Learn on Demand Systems, Appetize, Myteam.com and 15 more

    Verified email available

  • Robert HamweeVerified

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Verified email available

  • Yoshito HoriVerified

    Venture Capital · Japan

    DesignAppsSocial Networking Service (SNS)News Media

    Portfolio: TERASS, Flamingo Japan, Akippa, Yappli and 67 more

    Verified email available

  • Antoine VigneronVerified

    Private Equity Firm · France

    AdvertisingE-commerceInvestment ManagementSearch Engine Optimization (SEO)

    Portfolio: Cleor, Skill and You, Manutencoop Facility Management S.p.A., SIFI S.p.A and 5 more

    Verified email available

  • A. Joe Delgado

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Contact details available

  • Jack Qian

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Contact details available

  • Steve Klinsky

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Contact details available

  • Teddy Kaplan

    Private Equity Firm · United States

    AdvertisingHealth CareHospitalsWomen Founded

    Portfolio: Advance Health, Stroz Friedberg, Ikaria, Apptis, Inc and 14 more

    Contact details available

  • William Bianco

    Hedge Fund · United States

    Data IntegrationTelecommunicationsCybersecurityEnterprise Software

    Portfolio: Epicentric, XplorNet, COSI, Choose Energy and 27 more

    Contact details available

  • Fabrice Voituron

    Private Equity Firm · France

    AdvertisingE-commerceSearch Engine Optimization (SEO)Education

    Portfolio: Cleor, Skill and You, Manutencoop Facility Management S.p.A., SIFI S.p.A and 5 more

    Contact details available

  • Mathilde Martel

    Private Equity Firm · France

    AdvertisingE-commerceSearch Engine Optimization (SEO)Education

    Portfolio: Cleor, Skill and You, Manutencoop Facility Management S.p.A., SIFI S.p.A and 5 more

    Contact details available

  • Romain Demeunynck

    Private Equity Firm · France

    AdvertisingE-commerceSearch Engine Optimization (SEO)Education

    Portfolio: Cleor, Skill and You, Manutencoop Facility Management S.p.A., SIFI S.p.A and 5 more

    Contact details available

  • Francis NajafiVerified

    Private Equity Firm · United States

    AdvertisingHealth CareTelecommunicationsE-commerce

    Portfolio: Ancestry, CYR3CON, SnapNurse, NXTV and 1 more

    Verified email available

  • Richard GarnerVerified

    Private Equity Firm · United States

    AdvertisingHealth CareTelecommunicationsE-commerce

    Portfolio: Ancestry, CYR3CON, SnapNurse, NXTV and 1 more

    Verified email available

  • Tyler RivesVerified

    Private Equity Firm · United States

    AdvertisingHealth CareTelecommunicationsE-commerce

    Portfolio: Ancestry, CYR3CON, SnapNurse, NXTV and 1 more

    Verified email available

  • Mohsin AliVerified

    Angel/Individual · United States

    SeedEarly Stage VentureAdvertisingE-commerceDesignSearch Engine Optimization (SEO)

    Portfolio: Clayive, Gadgetx

    Verified email available

  • Nicolas DufourcqVerified

    Investment Bank, Government Office, Angel/Individual · France

    SeedAdvertisingHealth CareE-commerceAccounting

    Portfolio: Rakuten France, UroMems

    Verified email available

  • Chris JosephVerified

    Venture Capital, Private Equity Firm · United States

    AdvertisingCybersecurityEnterprise SoftwareCareer Planning

    Portfolio: NinjaCat, RIVS, MediaPro

    Verified email available

  • Jonathan WuVerified

    Angel/Individual, Investment Partner · United States

    SeedEarly Stage VentureE-commerceDesignMaterialsConsumer Internet

    Portfolio: Website Pros

    Verified email available

  • Leon Seynave

    Angel/Individual

    SeedE-commerceSearch Engine Optimization (SEO)Artificial Intelligence (AI)Analytics

    Portfolio: Tripoto Travel Private Limited, Flyrobe, DataHawk Technologies

    Contact details available

  • Scott Knauer

    Private Equity Firm · United States

    AdvertisingHealth CareTelecommunicationsE-commerce

    Portfolio: Ancestry, CYR3CON, SnapNurse, NXTV and 1 more

    Contact details available

  • Dr. Pallab Chatterjee

    Venture Capital, Private Equity Firm, Angel/Individual · United States

    SeedAdvertisingRemote Work TechCybersecurityDigital Media

    Portfolio: Logicserve Digital, ConveGenius

    Contact details available

  • Austin Sandvik

    Private Equity Firm · United States

    AdvertisingCybersecurityEnterprise SoftwareCareer Planning

    Portfolio: NinjaCat, RIVS, MediaPro

    Contact details available

  • Dustin Hollas

    Private Equity Firm · United States

    AdvertisingCybersecurityEnterprise SoftwareCareer Planning

    Portfolio: NinjaCat, RIVS, MediaPro

    Contact details available

  • Mahesh Pratapneni

    Angel/Individual · India

    SeedAdvertisingDigital MediaConsumer InternetSearch Engine Marketing (SEM)

    Portfolio: Logicserve Digital

    Contact details available

  • Sridar Iyengar

    Angel/Individual · United States

    SeedAdvertisingE-commerceRetailSearch Engine Marketing (SEM)

    Portfolio: Buysight

    Contact details available

  • Daniel F. Scott

    Angel/Individual · United Kingdom

    MarketplaceConstructionSearch Engine Marketing (SEM)SaaS

    Portfolio: Weaver.build

    Contact details available

  • Manaho Haga

    Angel/Individual · Singapore

    AdvertisingSearch Engine Optimization (SEO)MarketingSearch Engine Marketing (SEM)

    Portfolio: Full Speed

    Contact details available

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Related industries

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Frequently asked questions

How many Search Engine Marketing (SEM) investors are on Angel Roster?

Angel Roster lists 39 Search Engine Marketing (SEM) investors. 21 of them (54%) include a verified email address.

What types of investors are they?

The most common investor types are Private Equity Firms (27), Angel Investors (10) and Investment Partner Investors (3). An investor can have more than one type, for example an angel who is also a venture partner.

Which stages do Search Engine Marketing (SEM) investors invest in?

Among those that list a stage, the most common are Seed (8) and Early Stage Venture (2).

Where are Search Engine Marketing (SEM) investors based?

Most are based in the United States (26), France (5) and the United Kingdom (3).

Which companies have Search Engine Marketing (SEM) investors backed?

The most-backed portfolio companies among them are Legends Hospitality (14), Classic Collision (14), Advance Health (14), Blue Yonder (14) and Ikaria (14).

How do I contact Search Engine Marketing (SEM) investors?

Create a free Angel Roster account to search and filter all 39, then unlock verified emails and LinkedIn profiles on a paid plan. Every plan starts with a 3-day free trial.