Top 10 PPC & Performance Marketing Agencies in Illinois (2026)

As of 2026, the top-ranked ppc & performance marketing agency in Illinois on AgencyCluster is Amsive, with an AgencyCluster Score of 78/100. Rankings are based on verified evidence across credibility, proof of work, reputation, category specialization, delivery maturity, and freshness. Rankings are updated periodically as new evidence becomes available.

This list features 10 agencies selected from AgencyCluster's curated directory. Each agency was evaluated using the AgencyCluster Score (0–100), with particular weight on demonstrated expertise in ppc & performance marketing. Only agencies with verified credentials are eligible, and rankings cannot be purchased. The agencies on this list average 25+ years of experience. For full methodology details, see our How We Rank page.

Ask for ROAS (Return on Ad Spend) case studies from clients in a similar industry or spend level. Check which platforms they specialize in (Google Ads, Meta, LinkedIn, programmatic). Ask about their approach to attribution and how they handle multi-channel measurement. For enterprise, ask about their experience managing $50K+ monthly ad budgets.

Agency management fees typically range from 10–20% of ad spend or $3K–$15K/month flat fee. Minimum effective ad budgets are usually $5K–$10K/month per platform. Enterprise brands typically spend $50K–$500K+/month on paid channels.