Garrison Olson

Garrison Olson is a marketing agency at 205 N Michigan Ave Suit 810 in Chicago (60601). It was founded in 2019, which makes it older than 7% of the marketing agencies we track in the city. The team is listed at 1-10 people. Its profile covers Marketing strategy, SEO.

Clients rate it 5.0 out of 5 across 9 Google reviews, fewer than the city median of 10; 100% of those reviews are five-star, against 96% across Chicago. When we searched “seo agency near me” from Chicago on 1 October 2026, it did not appear in the top 100; that search was led by One Chicago SEO Company with 12 reviews.

Where the score comes from

Those three parts give an Explorer Score of 62/100, which places Garrison Olson 99th of 138 marketing agencies in Chicago. How the score works.

Reviews in detail

100% five-star and 0% one- or two-star, against 96% and 3% across Chicago. 9 reviews is more than 51% of local marketing agencies have.

Google Maps check

We searched “seo agency near me” from Chicago on 1 October 2026. Garrison Olson was not in the top 100, ahead of 0% of the 84 marketing agencies checked. The top spot went to One Chicago SEO Company, which has 12 reviews. For an agency that sells search marketing, appearing for its own service is the clearest proof it can do the job.

What the data says

Strengths:

• Online booking on its website.
• An owner-managed Google Business Profile.
• Open seven days a week.

Check before you sign:

• Only 9 Google reviews, so the rating rests on a small sample.
• Not in the Google Maps top 100 for “seo agency near me” when we checked.

Best for: SEO-led growth for small businesses.

Services, website and presence

Services listed

Marketing agency (1; local median 3)

Website

garrisonolson.com — “Chicago Digital Marketing Agency - Garrison Olson”

Built on

Wordpress, about 6 pages, HTTPS, domain 7.7 years old

Contact page / booking

Yes / Yes

Social profiles

Linkedin

Google Ads

Not seen

Google profile

Owner-managed, 2 photos, open 7 days a week

Contact email

Not confirmed

Questions to ask Garrison Olson

1. You have few public reviews. Can you share three recent client references?
2. You do not appear on the first page of Google Maps for “seo agency near me”. How do you win clients, and what results can you show for them?
3. With a team of ten or fewer, who covers my account when the lead is away?
4. Who will work on my account each week, and are they in-house or contracted?
5. What will you report monthly, and how will we judge progress?
6. Can I speak to a current client in my industry?

Quick answers

Is Garrison Olson a good marketing agency?

Garrison Olson is worth a look, with a couple of checks first. Its strongest signal is online booking on its website. Before signing, note only 9 Google reviews, so the rating rests on a small sample.

How many reviews does Garrison Olson have?

9 Google reviews at an average of 5.0. That is more than 51% of marketing agencies in Chicago; the median has 10.

Where is Garrison Olson located?

205 N Michigan Ave Suit 810, Chicago, IL 60601. 5 other marketing agencies we list share the same ZIP code.

What does Garrison Olson do?

Its Google profile lists Marketing agency. We tag that as Marketing strategy, SEO.

Sources: Google Business Profile, the business's website and our Maps check. Figures as of 13 October 2026. ← All 138 Chicago marketing agencies, ranked