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GFD Rankings · Firms scored on a public rubric

The best tech PR agencies (2026)

By Joe Robison, founder of Green Flag Digital · Facts checked · Updated

  • 7 agencies scored
  • 6 other lists checked
  • 20 sources cited

Who each firm is best for

The scores at a glance

Who scored what, and where the points came from

  • Proof 25
  • Buyer fit 20
  • Reviews 15
  • Depth 15
  • Transparency 15
  • Activity 10
  1. 1Walker Sands47
  2. 2Corporate Ink46
  3. 3Idea Grove45
  4. 4Bospar44
  5. 5Channel V Media39
  6. 6Highwire PR35
  7. 7SHIFT Communications30

The 7 tech PR agencies, ranked

1

Walker Sands

47/100

Best for Mid-market B2B tech, PR plus demand gen

Why it ranks
Named B2B tech clients, 9 reviews at 4.8 and a stated $20k+ retainer, but no outcome numbers on its site.
Best for
Mid-market and enterprise B2B tech firms that want PR tied to demand gen, SEO and GEO in one agency.
Not for
Small budgets: lists put retainers at $20,000+ a month; reviewers split on design.
Price
Monthly retainers from $20,000 (Web Tonic, Firebrand) source
AI citation offer
Traditional PR plus GEO and original research on one team; Firebrand rates its GEO capability 'moderate'.
Proof
No outcome numbers on its site.
Reviews
Clutch: 4.8 from 9 reviews, checked Nov 9, 2026
Clients it names
Paylocity, Semrush, Sendbird, Ensono, Echo Global Logistics
Facts
Chicago, IL · Founded 2001 · Team: 50-249
Relationship
No paid placement and no traded link.
Also ranked by
Web Tonic (1), Everything-PR (3), Firebrand (2), Powered by Search (9)

Score, part by part

  • Proof4/25
  • Buyer fit12/20
  • Reviews9/15
  • Depth10/15
  • Transparency7/15
  • Activity5/10

Sources walkersands.com · clutch.co · poweredbysearch.com · everything-pr.com · firebrand.marketing · webtonic.io

2

Corporate Ink

46/100

Best for Venture-backed Boston tech, boutique PR

Why it ranks
Named B2B tech clients with executive testimonials, but only 5 reviews and no metrics.
Best for
Venture-backed and growth-stage B2B tech firms that want a Boston boutique with a GEO assessment.
Not for
Buyers wanting case study numbers: none published; minimum project is $10,000+.
Price
Quote-based (Web Tonic). Clutch: minimum project $10,000+ source
AI citation offer
Offers Generative Engine Optimization and an AI Visibility Report.
Proof
Five named executive testimonials; no metrics published.
Reviews
Clutch: 5.0 from 5 reviews, checked Nov 9, 2026
Clients it names
EcoVadis, Riskonnect, Tive, Benchmark Gensuite, Universal Robots
Facts
Boston, MA · Founded 1989 · Team: 10-49
Relationship
No paid placement and no traded link.
Also ranked by
Directive (15), Everything-PR (13), Idea Grove (4), Web Tonic (13)

Score, part by part

  • Proof5/25
  • Buyer fit11/20
  • Reviews7/15
  • Depth12/15
  • Transparency6/15
  • Activity5/10

Sources corporateink.com · clutch.co · directiveconsulting.com · everything-pr.com · ideagrove.com · webtonic.io

3

Idea Grove

45/100

Best for Industrial and supply chain tech, PR with SEO

Why it ranks
49 Clutch reviews at 4.8 and a published starting price, but only one named client and no results.
Best for
B2B tech, industrial and supply chain brands that want PR bundled with SEO and AI inclusion tracking.
Not for
Buyers needing global reach; Clutch minimum project is $10,000+.
Price
Clutch: minimum project $10,000+, $150-$199/hr. Powered by Search list: publishes a starting price (amount not stated). source
AI citation offer
Tracks AI inclusion rates in its 'Total Visibility System'; no standalone GEO package.
Proof
No numbers published; Clutch: 4.8 from 49 reviews.
Reviews
Clutch: 4.8 from 49 reviews, checked Nov 9, 2026
Clients it names
Krista Software
Facts
Dallas, TX · Founded 2005 · Team: 10-49
Relationship
No paid placement and no traded link.
Also ranked by
Idea Grove (own list) (1) its own list, Powered by Search (7), Directive (5), Everything-PR (14)

Score, part by part

  • Proof3/25
  • Buyer fit5/20
  • Reviews14/15
  • Depth10/15
  • Transparency8/15
  • Activity5/10

Sources ideagrove.com · clutch.co · poweredbysearch.com · directiveconsulting.com · everything-pr.com · ideagrove.com

4

Bospar

44/100

Best for Growth B2B tech, senior-only earned media

Why it ranks
PR is core with client testimonials and an AI audit offer, but no reviews, no price and a split HQ.
Best for
Enterprise and growth B2B tech firms that want senior-only earned media and analyst relations.
Not for
Buyers who want review-platform proof: no Clutch reviews and no published prices.
Price
Not public, checked Nov 9, 2026
AI citation offer
AI offer: Audit*E, which checks brand presence and content across major AI platforms, plus AEO/GEO services.
Proof
Cryptio: $45M funding round announced via a Fortune exclusive; Arthur Technologies: Fox News coverage with 70+ syndications in a month (client testimonials).
Reviews
Clutch: no reviews, checked Nov 9, 2026
Clients it names
Cisco, Snowflake, PayPal, Esri, Healthline, Cryptio
Facts
Vallejo, CA · Founded 2015 · Team: 10-49
Relationship
No paid placement and no traded link.
Also ranked by
Powered by Search (3), Directive (7), Everything-PR (6)

Score, part by part

  • Proof7/25
  • Buyer fit11/20
  • Reviews2/15
  • Depth14/15
  • Transparency4/15
  • Activity6/10

Sources bospar.com · clutch.co · poweredbysearch.com · directiveconsulting.com · everything-pr.com

5

Channel V Media

39/100

Best for SaaS wanting PR with answer-engine visibility

Why it ranks
9 Clutch reviews at 5.0 and named SaaS clients, but no numbers and no public price.
Best for
B2B SaaS and enterprise tech firms that want PR plus AI and answer-engine visibility work.
Not for
Buyers wanting public pricing or numbered results: none published; minimum project is $10,000+.
Price
Not public, checked Nov 9, 2026. Clutch: minimum project $10,000+ source
AI citation offer
Lists 'AI & GEO', 'AI Visibility' and AEO services; no methodology or price given.
Proof
No numbers; case studies listed for Cofactr, Breezometer, Bold Commerce, Bluecore.
Reviews
Clutch: 5.0 from 9 reviews, checked Nov 9, 2026
Clients it names
Oracle, IBM, Bold Commerce, Cofactr, Bluecore
Facts
New York, NY · Founded 2008 · Team: 10-49
Relationship
No paid placement and no traded link.
Also ranked by
Everything-PR (8), Idea Grove (2)

Score, part by part

  • Proof3/25
  • Buyer fit10/20
  • Reviews8/15
  • Depth8/15
  • Transparency5/15
  • Activity5/10

Sources channelvmedia.com · clutch.co · everything-pr.com · ideagrove.com

6

Highwire PR

35/100

Best for Enterprise cyber and fintech, tier 1 media

Why it ranks
Tier 1 enterprise tech PR specialist, but logos only, no numbers, no reviews and no price.
Best for
Enterprise cybersecurity, fintech and enterprise-software firms that want tier 1 media relations.
Not for
Buyers wanting public pricing, reviews or numbered results: none found.
Price
Not public, checked Nov 9, 2026
AI citation offer
A case study is titled 'AI Dominance Unleashed' but describes no AI offer.
Proof
No numbers published; awards listed: O'Dwyer's rankings, Inc. Best Places to Work, Newsweek Best PR Agencies 2024, SABRE.
Reviews
Clutch: no reviews, checked Nov 9, 2026
Clients it names
IBM, CrowdStrike, Zocdoc, Definitive Healthcare, Splunk
Facts
San Francisco, CA · Founded 2008 · Team: 50-249
Relationship
No paid placement and no traded link.
Also ranked by
Powered by Search (4), Directive (8), Everything-PR (4)

Score, part by part

  • Proof3/25
  • Buyer fit10/20
  • Reviews2/15
  • Depth14/15
  • Transparency3/15
  • Activity3/10

Sources teamhighwire.com · clutch.co · poweredbysearch.com · directiveconsulting.com · everything-pr.com

7

SHIFT Communications

30/100

Best for B2B tech planning an IPO, M&A or rebrand

Why it ranks
Large named client grid, but no case numbers, no reviews and price is a third-party estimate.
Best for
B2B tech firms planning IPOs, M&A or rebrands that need a large agency.
Not for
Smaller budgets: Firebrand puts retainers at $25,000+ a month.
Price
$25,000+/mo (Firebrand estimate) source
AI citation offer
Lists 'AI Search Visibility' as a service, without the term GEO; Firebrand rates GEO capability 'limited'.
Proof
No case study numbers published.
Reviews
Clutch: no reviews, checked Nov 9, 2026
Clients it names
Citrix, Storj, Talkdesk, Butterfly Network, Rapid7, Red Hat
Facts
Boston, MA · Founded 2003 · Team: 50-249
Relationship
No paid placement and no traded link.
Also ranked by
Firebrand (3), Everything-PR (9), Idea Grove (5)

Score, part by part

  • Proof1/25
  • Buyer fit11/20
  • Reviews2/15
  • Depth9/15
  • Transparency4/15
  • Activity3/10

Sources shiftcomm.com · clutch.co · everything-pr.com · ideagrove.com · firebrand.marketing

Compare them side by side

#FirmBest forNot forPriceAI citation offerScore
1Walker SandsMid-market B2B tech, PR plus demand genSmall budgets: lists put retainers at $20,000+ a month; reviewers split on design.Monthly retainers from $20,000 (Web Tonic, Firebrand)Traditional PR plus GEO and original research on one team; Firebrand rates its GEO capability 'moderate'.47
2Corporate InkVenture-backed Boston tech, boutique PRBuyers wanting case study numbers: none published; minimum project is $10,000+.Quote-based (Web Tonic). Clutch: minimum project $10,000+Offers Generative Engine Optimization and an AI Visibility Report.46
3Idea GroveIndustrial and supply chain tech, PR with SEOBuyers needing global reach; Clutch minimum project is $10,000+.Clutch: minimum project $10,000+, $150-$199/hr. Powered by Search list: publishes a starting price (amount not stated).Tracks AI inclusion rates in its 'Total Visibility System'; no standalone GEO package.45
4BosparGrowth B2B tech, senior-only earned mediaBuyers who want review-platform proof: no Clutch reviews and no published prices.Not public, checked Nov 9, 2026AI offer: Audit*E, which checks brand presence and content across major AI platforms, plus AEO/GEO services.44
5Channel V MediaSaaS wanting PR with answer-engine visibilityBuyers wanting public pricing or numbered results: none published; minimum project is $10,000+.Not public, checked Nov 9, 2026. Clutch: minimum project $10,000+Lists 'AI & GEO', 'AI Visibility' and AEO services; no methodology or price given.39
6Highwire PREnterprise cyber and fintech, tier 1 mediaBuyers wanting public pricing, reviews or numbered results: none found.Not public, checked Nov 9, 2026A case study is titled 'AI Dominance Unleashed' but describes no AI offer.35
7SHIFT CommunicationsB2B tech planning an IPO, M&A or rebrandSmaller budgets: Firebrand puts retainers at $25,000+ a month.$25,000+/mo (Firebrand estimate)Lists 'AI Search Visibility' as a service, without the term GEO; Firebrand rates GEO capability 'limited'.30

"Not for" is our reading of each firm's size, minimum, clients and focus, not a statement from the firm.

How we built this list

  • Every fact on a firm comes from a page we opened: the firm's own site and at least two independent pages, such as Clutch, G2, a case study or press. Each card links its sources.
  • Prices are the firm's published range or minimum, with its source, or "Not public" with the date we checked.
  • Best for and Not for are our reading of each firm's size, minimum, clients and focus, not a statement from the firm.
  • Scores use one 100-point rubric on public evidence only. Opinions and relationships are shown beside a score and never change it.
  • We recheck prices and clients every quarter and log each change on the page.

The rubric, 100 points:

  • Proof of results (25 points): Public case studies with numbers, and named clients who say so on the record.
  • Fit for the list's buyer (20 points): Named clients in the category and stage the list is for.
  • Third-party reviews (15 points): Clutch, G2 or similar: count and average, dated.
  • Specialist depth (15 points): The service is core, not one line on a long menu, and the people doing it are named.
  • Transparency (15 points): Public pricing or minimums, named leadership and a clear location.
  • Current activity (10 points): Work, writing or hiring in the last 12 months.

The full method, and how to ask for a correction

Questions about this list

Which agencies score highest on this list?

Walker Sands (47), Corporate Ink (46) and Idea Grove (45) score highest, out of 100 on our published rubric.

Which of these agencies show a price?

A public price or minimum is on record for Walker Sands, Corporate Ink, Idea Grove, Channel V Media and SHIFT Communications. Each card shows the figure and where it comes from. The others quote after a call.

How did you score these firms?

On one 100-point rubric, using public evidence only: proof of results (25), fit for the list's buyer (20), third-party reviews (15), specialist depth (15), transparency (15), current activity (10). Opinions and relationships are shown beside a score and never change it.

Did any firm pay to be on this list?

No. Green Flag Digital publishes this list, and it is our firm. It is not ranked or scored here; it sits in its own box below the list. No firm paid to appear here, and no listing was traded for a link.

Where does Green Flag Digital fit?

Green Flag Digital is a B2B SEO, AEO and digital PR firm in San Diego. It is our firm, so we do not score it here.

How often is this list updated?

We recheck prices and clients every quarter, and sooner when a firm asks for a correction. Every change goes in the update log at the foot of the page.

Sources

Each firm's card links the pages its facts come from. We also read these 6 lists by other publishers, to see who else names each firm:

Update log

  • : List built: 7 agencies scored on rubric v1. Facts checked Nov 9, 2026.