Top Advertising Companies in Chicago

Between them, the 59 advertising companies on this page cover consumer products & services (15), advertising (13), creative (13) and advertising & marketing (12). They also list work in Illinois, Reading and Michigan. 59 of them have written a profile you can read before you get in touch.

1. Also listed, not yet ranked. We hold nothing checkable on these yet that ranks them here: no client review, vetting, award, expert review, or fact stated on their own website (and on a place ranking, where they are based). They follow in order of their TrustList Score. How TrustList ranks · Get vetted, free
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   Green Light Creative

   Green Light Creative is a graphic design firm near Chicago, in the area it calls NWI, led by Tim Simic.

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   On record: Based in near Chicago (NWI)

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   Grip

   Consumer Products & Services · Real Estate · Creative · Also in Southport

   Grip is a creative agency headquartered in Chicago with a second base in Vienna.

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   On record: Based in Chicago, USA, with a second office in Vienna, Austria

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   Havas Chicago

   Creative · Video · Production

   Havas Chicago is the Chicago agency of the global Havas group.

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   On record: Based in Chicago

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   HeLT Consulting + Services

   Consumer Products & Services · Arts, Entertainment & Music · Hospitality & Leisure

   HeLT Consulting + Services is a boutique branding and marketing firm in Chicago.

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   On record: Based in Chicago, Illinois · Boutique

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   Ingressus LLC

   Advertising · Creative · Manufacturing · Also in Kraków

   Ingressus LLC is a marketing and advertising agency in Chicago.

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   On record: Based in Chicago, USA

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   Inverse Marketing

   Inverse Marketing is a Chicago content strategy and writing firm run as a trading name of Hear Spot Run, Inc.

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   On record: Based in Chicago, Illinois

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   JJR Marketing Inc.

   Creative · Branding · Messaging · Also in Reading

   JJR Marketing Inc. is a marketing and public relations agency in the west suburbs of Chicago.

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   On record: Based in Chicago's west suburbs, Illinois

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   John Pastuovic Communications

   Creative · Also in Illinois

   John Pastuovic Communications, often shortened to JPC, is a public relations and marketing firm working in Chicago and other Illinois media markets.

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   On record: Based in Chicago, Illinois

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    K2 Creative, Inc

    K2 Creative, Inc is a graphic and web design studio serving the Chicago area from Aurora and Chicago, Illinois.

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    On record: Based in Aurora and Chicago, Illinois

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    Latitude 42 Media

    Hospitality & Leisure · Financial Services

    Latitude 42 Media, trading as Latitude42, is a Chicago advertising agency that specialises in the hospitality industry.

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    On record: Based in Chicago, United States

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    Lemon Yellow

    simple

    Lemon Yellow is a branding and design agency with offices in Miami and Chicago.

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    On record: Based in Miami, Florida, and Chicago, Illinois

Articles

Latest insights

The newest guides and analysis from TrustList Insights.

All articles

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6 Oct 2026 · TrustList Editorial

Of 39 software deals we covered, only 9 said what happens to customers

Our desk logged 39 software and IT-services deals and 12 vendor layoff announcements in two weeks: 19 deals had closed, 17 awaited…

Pakistan

6 Oct 2026 · TrustList Editorial

Pakistan issued the most rules in our records, Brazil set the most dates

Of 60 items on rules outside the EU and US, Pakistan supplies 10 but only four carry a date, while Brazil's five supply 8 of the 35 entries…

Cloud

6 Oct 2026 · TrustList Editorial

Vendors gave a median 48 days' warning before changing what customers use

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