Companies · category

Top Advertising Companies for Search Engine Optimization

48 of 141 advertising companies ranked on evidence in the Q4 2026 edition.

Between them, the 141 advertising companies on this page cover SEO (111), digital marketing (79), web design (50) and social media marketing (48). They also list work in Florida, North America, New Jersey and Kansas. 141 of them have written a profile you can read before you get in touch.

TrustList ranking

Q4 2026 edition

48 of 141 advertising companies ranked on evidence held on 6 October 2026: client reviews, vetting, awards and facts each business states on its own website, which we read and date. Nobody pays to be placed.

Positions are fixed for the quarter; the next edition is due in January 2027.

How this is ranked About this edition

All advertising companies 48 ranked SMEs 45 ranked

Filter by fitbudget, engagement, size and more

Ogury
Digital Marketing · UI/UX Design · E-Commerce Development · Also in United States of America
Ogury is an ad tech company that works with brands, agencies and mobile publishers.
Write a review
Why #1: Founded 2014 · Team of 400+, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
ECHIZH
Mobile App Development · UI/UX Design · iOS App · Also in Ukraine
ECHIZH trades as Chyzh Agency, a full-cycle digital agency set up in 2011.
Write a review
Why #2: Founded 2011 · Google partner · Placed below first here: a listing leads at most 5 rankings, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Found Me Online
Digital Marketing · Web Design · Financial Services
Found Me Online is a digital marketing agency in Spring, Texas, that concentrates on local search visibility.
Write a review
Why #3: In business 10+ years · Google partner, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
SH
Solid Havas
Social Media Marketing · Web Design · UI/UX Design · Also in Greece
Solid Havas is an independent communication agency in Greece that offers advertising, public relations, digital, below-the-line and corporate social responsibility services.
Write a review
Why #4: Founded 1991 · Team of 70+, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Zum golden Hirschen GmbH
Digital Marketing · UI/UX Design · E-Commerce Development · Also in Germany
Zum golden Hirschen GmbH is a communication agency that began in Hamburg in 1995.
Write a review
Why #5: Founded 1995 · Team of 330+, as stated on its own website, read 6 Oct 2026
Not yet on record: client reviews, vetting.
NONFOOD Werbeagentur GmbH & photo studios
Digital Marketing · UI/UX Design · E-Commerce Development · Also in Germany
NONFOOD Werbeagentur GmbH & photo studios is a Hamburg agency that specialises in marketing for retail.
Write a review
Why #6: Founded 2004 · Team of 190+, as stated on its own website, read 6 Oct 2026
Not yet on record: client reviews, vetting.
Feref
Arts, Entertainment & Music · Social Media Marketing · Web Design · Also in United Kingdom
Feref is a creative agency founded in 1968 and based in Soho, London, working on campaigns for entertainment brands. It is now part of the Delta Group.
Write a review
Why #7: Founded 1968, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
CB
Colenso BBDO
Social Media Marketing · Digital Marketing · Web Development · Also in New Zealand
Colenso BBDO is an advertising agency that has produced creative work for clients since 1969.
Write a review
Why #8: Founded 1969, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Initiative Media GmbH
Digital Marketing · Web Design · UI/UX Design · Also in Germany
Initiative Media GmbH is a media agency in Germany, active since 1986. It aims to make advertising relevant to the people it reaches, using cultural insight and behaviour analysis.
Write a review
Why #9 (shared): Founded 1986, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
HD
HighCo DATA Benelux
Social Media Marketing · Digital Marketing · Web Design · Also in Belgium
HighCo DATA Benelux handles promotional offers on behalf of brands, shops and consumers.
Write a review
Why #9 (shared): In business 40+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Jung von Matt Aktiengesellschaft
Digital Marketing · UI/UX Design · E-Commerce Development · Also in Germany
Jung von Matt Aktiengesellschaft is an advertising agency group that was started in Hamburg in 1991.
Write a review
Why #11: Founded 1991, as stated on its own website, read 6 Oct 2026
Not yet on record: client reviews, vetting.
Teamspirit
Social Media Marketing · Digital Marketing · Web Design · Also in United Kingdom
Teamspirit was an agency for financial and professional services brands, with offices in London and New York.
Write a review
Why #12: Founded 1995, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
Green Crest
SEO · Advertising · Analytics · Also in North America
GREENCREST is a full-service marketing agency based in Columbus, Ohio, with more than three decades of experience.
Write a review
Why #13 (shared): In business 30+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
GREENCREST Marketing
SEO · Advertising · Analytics · Also in North America
GREENCREST Marketing is a marketing agency in Columbus, Ohio that has worked in the field for over thirty years.
Write a review
Why #13 (shared): In business 30+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
John Rod & Company
SEO · Advertising · Internet · Also in New Jersey
John Rod & Company is a digital marketing agency that also builds websites.
Write a review
Why #13 (shared): In business 30+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
GREENCREST
SEO · Advertising · Analytics · Also in North America
GREENCREST is a full-service marketing agency in Columbus, Ohio, with more than thirty years of experience.
Write a review
Why #13 (shared): In business 30+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
HJ Design
Social Media Marketing · Digital Marketing · Web Design · Also in Kansas
HJ Design, Inc. is a design and marketing agency in the Kansas City area. It has operated since 1996 and pairs print and identity work with websites and online advertising.
Write a review
Why #13 (shared): Founded 1996, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
FrederickAdvertising
Social Media Marketing · Digital Marketing · Reputation Management · Also in France
FrederickAdvertising is a web design and search marketing studio with an office in downtown Frederick, Maryland.
Write a review
Why #18: Founded 2000, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
J. Murray & Associates
Business Services · Content Management · SEO · Also in Chicago
J. Murray & Associates is a website design and marketing agency in Downers Grove, a suburb of Chicago, Illinois.
Write a review
Why #19: In business 25+ years, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.
EAG
Advertising & Marketing · Digital Marketing · Lead Generation · Also in Kansas
EAG, which trades as EAG Advertising & Marketing, is an advertising agency in Kansas City, Missouri.
Write a review
Why #20 (shared): Founded 2003, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Galpão33
Galpão33 is a communications agency that has worked with large brands for 23 years.
Write a review
Why #20 (shared): In business 23+ years, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
B Line Marketing
Social Media Marketing · Web Design · Business Services · Also in California
B Line Marketing is a small search marketing agency covering Oakland and San Francisco.
Write a review
Why #22: Founded 2004, as stated on its own website, read 28 Sept 2026
Not yet on record: client reviews, vetting.
Erin Clark Design
Web Design · Real Estate · Content Management · Also in Dallas
Erin Clark Design is a Dallas agency that builds websites and produces graphic design and marketing material.
Write a review
Why #23 (shared): In business 20+ years, as stated on its own website, read 29 Sept 2026
Not yet on record: client reviews, vetting.
Cepac
Web Design · Content Management · Lead Generation · Also in New Jersey
Cepac is a boutique marketing agency that works only with the legal profession.
Write a review
Why #23 (shared): In business 20+ years · Boutique, as stated on its own website, read 5 Oct 2026
Not yet on record: client reviews, vetting.

For vendors

Want to see your company here?

The order is earned on evidence: client reviews, vetting, awards and the facts a business states on its own website, which we read and date. Nobody can pay to move up. Add reviews or verified facts to your free profile to move up at the next edition; there are two ways to stand out now, and each one says what it is.

Not on TrustList yet? Add your company or claim its listing, free.

Get vetted

Free

We check your registration, your website and your clients
Approved listings show the Verified badge here and on their profile
It earns a rank number and counts towards the TrustList Score; renewed yearly

Apply for vetting How vetting works

Sponsor this ranking

Paid · always labelled

A Sponsored card above the ranked list, up to three per ranking
Marked Sponsored, and it never changes the order
Booked by the month; cancel any time

Sponsor this ranking See prices

Same subject

More advertising companies rankings

Every other way we rank advertising companies, by what they do and where they are.

All 359 rankings

Articles

More categories

Jump to another ranked category.

All categories

Keep exploring

More on TrustList

Everything here links back to the same verified catalogue. Pick your next stop.

Top Advertising Companies for Search Engine Optimization

Ogury

ECHIZH

Found Me Online

Solid Havas

Zum golden Hirschen GmbH

NONFOOD Werbeagentur GmbH & photo studios

Feref

Colenso BBDO

Initiative Media GmbH

HighCo DATA Benelux

Jung von Matt Aktiengesellschaft

Teamspirit

Green Crest

GREENCREST Marketing

John Rod & Company

GREENCREST

HJ Design

FrederickAdvertising

J. Murray & Associates

EAG

Galpão33

B Line Marketing

Erin Clark Design

Cepac

Want to see your company here?

Get vetted

Sponsor this ranking

More advertising companies rankings

Related reading

Unveilr AI raises a pre-seed round from AJVC for search and AI-answer visibility software

How to choose an SEO agency: the 2026 buyer's guide

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

More categories

More on TrustList