Three-way agency comparison · Minnesota

Collective Measures vs Rocket55 vs Windmill Strategy: Minnesota marketing agency comparison

Collective Measures is a Minneapolis, Minnesota agency that lists content, PPC / paid search and SEO. Rocket55 is a Minneapolis, Minnesota agency that lists content, PPC / paid search, social and 1 more. Windmill Strategy is a Minneapolis, Minnesota agency that lists branding, content, AI search (GEO) and 4 more. Only Windmill Strategy lists Branding and AI search (GEO).

Last updated October 15, 2026

Collective Measures, Rocket55 and Windmill Strategy: the agencies

Collective Measures (founded 2005): Employee-owned Minneapolis media and analytics agency covering insights, planning, activation and measurement/optimization, plus a creative studio.
Full profile
Rocket55 (founded 2008): Minneapolis digital marketing agency repositioned around AI-assisted revenue growth.
Full profile
Windmill Strategy (founded 2006): Minneapolis agency focused on industrial and technical B2B companies, combining web design, digital marketing and branding.
Full profile

Collective Measures vs Rocket55 vs Windmill Strategy: side by side

Each value for Collective Measures, Rocket55 and Windmill Strategy comes from the agency's listing, its company facts or the platform named under it. Data as of October 15, 2026. No score or rank here; see the full ranking on the agencies page.

Collective Measures vs Rocket55 vs Windmill Strategy, side by side
Field	Collective Measures	Rocket55	Windmill Strategy
City and region	Minneapolis · Twin Cities	Minneapolis · Twin Cities	Minneapolis · Twin Cities
Headquarters	100 South Fifth Street Suite 2000, Minneapolis, 55402Source: collectivemeasures.com	500 Washington Ave S, Suite 1000, Minneapolis, 55415Source: rocket55.com	1400 Van Buren Street #200-12, Minneapolis, 55413Source: windmillstrategy.com
Employees	Not published	51-200Source: clutch.co	11-50Source: clutch.co
Founded	2005Source: collectivemeasures.com	2008Source: clutch.co	2006Source: windmillstrategy.com
Services	Content, PPC / paid search, SEOListing sources: collectivemeasures.com	Content, PPC / paid search, Social, Web designListing sources: clutch.co, rocket55.com, rocket55.com	Branding, Content, AI search (GEO), PPC / paid search, SEO, Social, Web designListing sources: clutch.co, windmillstrategy.com
Industries	Retail & e-commerce, Healthcare, Nonprofits, B2B techListing sources: collectivemeasures.com	NonprofitsListing sources: clutch.co, rocket55.com, rocket55.com	Manufacturing, B2B tech, HealthcareListing sources: clutch.co, windmillstrategy.com
Google rating	4.8 ★ (6 reviews)via Google · fetched October 12, 2026View on Google	4.3 ★ (18 reviews)via Google · fetched October 12, 2026View on Google	4.9 ★ (69 reviews)via Google · fetched October 12, 2026View on Google
Clutch rating	Not published	5.0 ★ (3 reviews)via Clutch	4.9 ★ (24 reviews)via Clutch
Yelp rating	Not published	4.2 ★ (5 reviews)via Yelp · fetched October 12, 2026View on Yelp	Not published
Minimum project	Not published	$25,000+Listing sources: clutch.co, rocket55.com, rocket55.com	$3,000+Listing sources: clutch.co, windmillstrategy.com
Hourly band	Not published	$150-199/hrListing sources: clutch.co, rocket55.com, rocket55.com	$150-199/hrListing sources: clutch.co, windmillstrategy.com
Publishes pricing	NoListing sources: collectivemeasures.com	NoListing sources: clutch.co, rocket55.com, rocket55.com	Yes, on its own siteListing sources: clutch.co, windmillstrategy.com
Ownership	Owner-operated, no parent company listedSource: collectivemeasures.com	Owner-operated, no parent company listedSource: rocket55.com	Owner-operated, no parent company listedSource: windmillstrategy.com
Partner programs	Not published	Not published	4 programs Google Partnerwindmillstrategy.com HubSpotwindmillstrategy.com Shopifywindmillstrategy.com WP Enginewindmillstrategy.com
Awards	15 awardsCompany-stated Forbes Agency Council member (Donna Robinson) · 2018collectivemeasures.com TITAN Health Awards: Platinum, Integrated Marketing (Medtronic)collectivemeasures.com Adweek Performance Marketing Awards: Brand Campaign of the Yearcollectivemeasures.com	Not published	Not published
Notable clients	5 named clients on record EVEREVE (case study)collectivemeasures.com Room & Board (case study)collectivemeasures.com Land O'Lakes / Land O'Lakes Purina Mills (case study)collectivemeasures.com Medtronic (case study)collectivemeasures.com VTech (case study)collectivemeasures.com	10 named clients on record Northern Star Scouting (case study)rocket55.com Ed Post (case study)rocket55.com EcoWater (case study)rocket55.com Swann (case study)rocket55.com Wagner SprayTech (case study)rocket55.com	12+ named clients on record Stillwell Inc. (case study)windmillstrategy.com SMC Ltd. (case study)windmillstrategy.com Spraymation Inc. (testimonial)windmillstrategy.com Astra Products (testimonial)windmillstrategy.com ACS Motion Control (testimonial)windmillstrategy.com
Leadership	Allison McMenimen Bakken (Co-President, Managing Director)collectivemeasures.com Luke Schlegel (Co-President, CFO)collectivemeasures.com Mike Baranowski (Vice President, Analytics + Data Engineering)collectivemeasures.com	Steven Ayres (Founder)rocket55.com Curtis Smith (President and CEO (as of July 2024 press release))newswire.com Mike Voermans (Director of AI Development (founder of acquired Pixelsmith))rocket55.com	Kathy Kassera Mrozek (President & CEO)windmillstrategy.com
Certifications	Not published	Not published	Google Partner
Case studies	3 (0 with stated results)Source: collectivemeasures.com	2 (0 with stated results)Source: rocket55.com	4 (3 with stated results)Source: windmillstrategy.com
AI-assistant mention rate	Named in 23 of 399 answered runs (5.8%); 95% interval 3.9%–8.5%How AI visibility is measured	Named in 33 of 399 answered runs (8.3%); 95% interval 5.9%–11.4%How AI visibility is measured	Named in 79 of 399 answered runs (19.8%); 95% interval 16.2%–24.0%How AI visibility is measured

Collective Measures listing sources

[1] collectivemeasures.com

Rocket55 listing sources

Windmill Strategy listing sources

See how every listed agency is ranked

Collective Measures vs Rocket55 vs Windmill Strategy: where they differ

Founded: Collective Measures 2005, Rocket55 2008 and Windmill Strategy 2006.
Only Windmill Strategy lists Branding and AI search (GEO) among its services.
Only Collective Measures lists Retail & e-commerce among its industries.
Only Windmill Strategy lists Manufacturing among its industries.
Google: Collective Measures 4.8 from 6 reviews, Rocket55 4.3 from 18 reviews and Windmill Strategy 4.9 from 69 reviews.
Windmill Strategy publishes pricing on its own site; Collective Measures and Rocket55 do not.
Case studies on record: Collective Measures 3, Rocket55 2 and Windmill Strategy 4.
AI mentions: Collective Measures 5.8%, Rocket55 8.3% and Windmill Strategy 19.8% (95% intervals do not all overlap).

Collective Measures vs Rocket55 vs Windmill Strategy: where they overlap

What Collective Measures, Rocket55 and Windmill Strategy have in common as Minnesota agencies, from their listings and company facts:

Collective Measures, Rocket55 and Windmill Strategy all list content and PPC / paid search.
Collective Measures, Rocket55 and Windmill Strategy are all based in Minneapolis, Minnesota.
Collective Measures, Rocket55 and Windmill Strategy are all owner-operated, with no parent company listed.

Collective Measures vs Rocket55 vs Windmill Strategy: AI visibility by assistant

In MN Agency Index's October 12, 2026 test of 38 Minnesota buyer questions across 5 AI assistants (399 answers), Collective Measures was named in 23 answers (5.8%; 95% interval 3.9%–8.5%), Rocket55 was named in 33 answers (8.3%; 95% interval 5.9%–11.4%) and Windmill Strategy was named in 79 answers (19.8%; 95% interval 16.2%–24.0%); not every pair of 95% intervals overlaps.Below: share of each assistant’s answers that named each agency. Single test run, October 12, 2026; repeated quarterly. Compare questions are excluded. Runs are correlated, so read each interval as a stability range. How AI visibility is measured.

ChatGPT
Collective Measures
ChatGPT named Collective Measures in 0 of 114 answers (0.0%).
Rocket55
ChatGPT named Rocket55 in 4 of 114 answers (3.5%).
Windmill Strategy
ChatGPT named Windmill Strategy in 14 of 114 answers (12.3%).
Gemini
Collective Measures
Gemini named Collective Measures in 10 of 114 answers (8.8%).
Rocket55
Gemini named Rocket55 in 14 of 114 answers (12.3%).
Windmill Strategy
Gemini named Windmill Strategy in 30 of 114 answers (26.3%).
Google AI Mode
Collective Measures
Google AI Mode named Collective Measures in 13 of 114 answers (11.4%).
Rocket55
Google AI Mode named Rocket55 in 15 of 114 answers (13.2%).
Windmill Strategy
Google AI Mode named Windmill Strategy in 20 of 114 answers (17.5%).
Google AI Overview
Collective Measures
Google AI Overview named Collective Measures in 0 of 19 answers (0.0%).
Rocket55
Google AI Overview named Rocket55 in 0 of 19 answers (0.0%).
Windmill Strategy
Google AI Overview named Windmill Strategy in 4 of 19 answers (21.1%).
Microsoft Copilot
Collective Measures
Microsoft Copilot named Collective Measures in 0 of 38 answers (0.0%).
Rocket55
Microsoft Copilot named Rocket55 in 0 of 38 answers (0.0%).
Windmill Strategy
Microsoft Copilot named Windmill Strategy in 11 of 38 answers (28.9%).

Bar = share of that assistant’s answers naming the agency; whisker = 95% interval.

Collective Measures vs Rocket55 vs Windmill Strategy: common questions

How do Collective Measures, Rocket55 and Windmill Strategy compare for content in Minnesota?

Collective Measures, Rocket55 and Windmill Strategy all list content. All three are based in Minneapolis. Collective Measures was founded in 2005, Rocket55 was founded in 2008 and Windmill Strategy was founded in 2006. Google ratings: Collective Measures 4.8 from 6 reviews, Rocket55 4.3 from 18 reviews and Windmill Strategy 4.9 from 69 reviews.

Which of Collective Measures, Rocket55 or Windmill Strategy has been operating the longest?

Collective Measures, founded in 2005. Windmill Strategy was founded in 2006 and Rocket55 was founded in 2008.

Do Collective Measures, Rocket55 and Windmill Strategy have a parent company?

Collective Measures is owner-operated with no parent company listed, Rocket55 is owner-operated with no parent company listed and Windmill Strategy is owner-operated with no parent company listed.

How many Google reviews do Collective Measures, Rocket55 and Windmill Strategy have?

Collective Measures has 6 reviews (4.8 average), Rocket55 has 18 reviews (4.3 average) and Windmill Strategy has 69 reviews (4.9 average). Review count isn't a quality measure.

Do Collective Measures, Rocket55 and Windmill Strategy publish pricing on their own sites?

Windmill Strategy publishes pricing on its own site; Collective Measures and Rocket55 do not.

Who runs Collective Measures, Rocket55 and Windmill Strategy?

Collective Measures: Allison McMenimen Bakken (Co-President, Managing Director), Luke Schlegel (Co-President, CFO) and Mike Baranowski (Vice President, Analytics + Data Engineering); Rocket55: Steven Ayres (Founder), Curtis Smith (President and CEO (as of July 2024 press release)) and Mike Voermans (Director of AI Development (founder of acquired Pixelsmith)); Windmill Strategy: Kathy Kassera Mrozek (President & CEO). As listed on each company's own pages.

Which clients do Collective Measures, Rocket55 and Windmill Strategy name publicly?

Collective Measures names EVEREVE, Room & Board and Land O'Lakes / Land O'Lakes Purina Mills (case studies); Rocket55 names Northern Star Scouting, Ed Post and EcoWater (case studies); Windmill Strategy names Stillwell Inc. (case study), SMC Ltd. (case study) and Spraymation Inc. (testimonial).

How many case studies are on record for Collective Measures, Rocket55 and Windmill Strategy?

Collective Measures 3 (0 with stated results), Rocket55 2 (0 with stated results) and Windmill Strategy 4 (3 with stated results).

How comparisons are chosen and every field is sourced: methodology.

Collective Measures vs Rocket55 vs Windmill Strategy: each pair

Collective Measures vs Rocket55 vs Windmill Strategy: related Minnesota pages

Not a recommendation. Fit depends on your budget, service and industry.

Request a correction