M2L Agency

    Cases & proof

    Evidence before promises.

    A compact overview of certificates, approved client logos, client voices and anonymized performance cases.

    Central proof numbers

    2009
    Since
    500+
    Projects
    €120M+
    Media spend

    Certificates

    Partner and network certifications currently used on the website.

    Google Premium Partner 2025

    Google Premium Partner 2025

    2025

    Google Premier Partner 2024

    Google Premier Partner 2024

    2024

    Google Partner 2023

    Google Partner 2023

    2023

    Awin Certified Agency 2026

    Awin Certified Agency 2026

    2026

    CJ Affiliate Trusted Agency

    CJ Affiliate Trusted Agency

    laufend

    Webgains Certified Agency 2026

    Webgains Certified Agency 2026

    2026

    Client logos

    Approved logos grouped by visible channel context.

    Artdeco

    Artdeco

    Channel
    SEA & Affiliate
    Status
    Approved logo
    Avon

    Avon

    Channel
    SEA
    Status
    Approved logo
    Betty Barclay

    Betty Barclay

    Channel
    SEA & Affiliate
    Status
    Approved logo
    Futterplatz

    Futterplatz

    Channel
    SEA & Affiliate
    Status
    Approved logo
    Lechuza

    Lechuza

    Channel
    SEA & Affiliate
    Status
    Approved logo
    Puppenkönig

    Puppenkönig

    Channel
    SEA
    Status
    Approved logo
    Playmobil

    Playmobil

    Channel
    SEA & Affiliate
    Status
    Approved logo
    S-Peers

    S-Peers

    Channel
    SEA
    Status
    Approved logo
    Sparda Bank

    Sparda Bank

    Channel
    SEA
    Status
    Approved logo
    Tessloff

    Tessloff

    Channel
    SEA
    Status
    Approved logo
    Zaunidee

    Zaunidee

    Channel
    SEA & Affiliate
    Status
    Approved logo
    limehome

    limehome

    Channel
    SEA & Affiliate
    Status
    Approved logo
    billiger-mietwagen.de

    billiger-mietwagen.de

    Channel
    Affiliate
    Status
    Approved logo
    Camperdays

    Camperdays

    Channel
    Affiliate
    Status
    Approved logo
    Douglas

    Douglas

    Channel
    Affiliate
    Status
    Approved logo
    Floraprima

    Floraprima

    Channel
    Affiliate
    Status
    Approved logo
    GGL

    GGL

    Channel
    Affiliate
    Status
    Approved logo
    Gartenhaus

    Gartenhaus

    Channel
    Affiliate
    Status
    Approved logo
    Glow25

    Glow25

    Channel
    Affiliate
    Status
    Approved logo
    HolidayCheck

    HolidayCheck

    Channel
    Affiliate
    Status
    Approved logo
    Puma

    Puma

    Channel
    Affiliate
    Status
    Approved logo
    XSPO

    XSPO

    Channel
    Affiliate
    Status
    Approved logo
    aponeo

    aponeo

    Channel
    Affiliate
    Status
    Approved logo
    eins

    eins

    Channel
    Affiliate
    Status
    Approved logo
    MietwagenCheck

    MietwagenCheck

    Channel
    Affiliate
    Status
    Approved logo
    Mister Lady

    Mister Lady

    Channel
    Affiliate
    Status
    Approved logo
    Niche Beauty

    Niche Beauty

    Channel
    Affiliate
    Status
    Approved logo
    Outdoortoys

    Outdoortoys

    Channel
    Affiliate
    Status
    Approved logo
    Parfumdreams

    Parfumdreams

    Channel
    Affiliate
    Status
    Approved logo

    Approved client voices

    Quotes rotate with the assigned customer logo so the voice remains traceable.

    "Competent, proactive collaboration with a clear focus on shared success."
    ZAUN-IDEE
    "Clear steering, short communication paths and measurable improvements in live campaigns."
    limehome
    "Transparent coordination and reliable performance across seasonal peaks."
    Floraprima

    Anonymized performance cases

    Three anonymized cases from the latest website proof section, with period, setup and result.

    Case 1

    E-commerce fashion

    Period
    6 months
    Challenge
    ROAS below 200%, high CAC
    Measures
    Multi-channel SEA plus influencer performance
    Results
    520% ROAS+78% Umsatz-29% CAC

    Case 2

    B2B software

    Period
    4 months
    Challenge
    Low lead quality, high CPL
    Measures
    LinkedIn Ads plus content performance funnel
    Results
    640% ROAS+96% Umsatz-36% CAC

    Case 3

    Amazon FBA

    Period
    3 months
    Challenge
    Organic ranking lost, PPC inefficient
    Measures
    Amazon SEO plus Sponsored Products optimization
    Results
    570% ROAS+148% Umsatz-31% CAC

    Need the proof in context?