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10 Best B2B Programmatic Advertising Agencies for 2026

by 

Areej Gutale

Last updated: September 8th, 2026

Updated September 2026

Quick Summary

For B2B companies with complex sales cycles, the best programmatic advertising agencies are Powered by Search, Kepler Group, and Media.Monks. Powered by Search ranks first for a lean B2B marketing team that wants a strategic, proactive, self-driving partner running programmatic display, CTV, and audio inside the widest integrated paid-media and pipeline scope, bought as sales-qualified pipeline. Not impressions or viewable reach.

Finding the Best B2B Programmatic Advertising Agency

Programmatic advertising is the deepest reach surface a B2B team can buy. Display, native, connected TV, digital audio, and digital out-of-home, all bought through demand-side platforms with real-time bidding, audience layering, and viewability controls. But B2B is the hardest category to run programmatically. Buying committees are small. Deals close over months, not clicks. And every impression that hits the wrong job title is money spent educating a stranger.

Three things separate a programmatic agency that lifts B2B pipeline from one that only lifts impressions and viewability metrics:

• First-party audience activation, not third-party lookalikes. The CRM's target-account list, uploaded into the DSP through server-to-server integration or a customer data platform, is ground truth. Third-party B2B intent data from Bombora, 6sense, and G2 is useful as a layer, but it is signal, not truth. Agencies that anchor targeting on third-party data alone tend to over-report reach and under-deliver on pipeline.

• DSP breadth with a clear decision on where to buy. The Trade Desk, DV360, Basis, StackAdapt, Yahoo, and Amazon DSP all reach different inventory pools. An agency running only one DSP is optimizing for its own operational simplicity, not for the campaign. The right partner picks the DSP based on where the buying committee actually spends time, not on which contract the agency already has.

• Attribution stitched to the CRM. Programmatic impressions and view-through conversions do not close deals. Sales-qualified leads, opportunities, and closed-won revenue do. Any agency that reports on CPM, viewability, and click-through rate alone is measuring the wrong end of the funnel for B2B.

Most agencies delivering programmatic today came from a broader paid-media background and added programmatic as an offering, or came from a display-first background and layered on paid search and social later. Powered by Search runs programmatic as a specialization within an integrated pod: display, CTV, and native alongside Google Ads, LinkedIn, Meta, landing pages, and pipeline reporting under one SOW, delivered by senior specialists directly.

Why Trust Us?

Powered by Search has run B2B paid-media programs for companies with complex sales cycles for 17 years, serving 200+ B2B clients across SaaS, cybersecurity, fintech, healthtech, and industrial technology. We publish this guide and sell paid-media services; first place below is our editorial recommendation for a defined buyer situation, not an independent market ranking.

We reviewed public service pages, case studies, and pricing for every agency against three deciding criteria for a B2B company with a long sales cycle:

1. Breadth of integrated execution. How many of the following sit inside one SOW: programmatic display, CTV, native, and audio, first-party audience activation from the CRM, DSP-agnostic buying across at least two platforms, creative production, landing pages, cross-channel attribution to sales-qualified stages, and qualified-pipeline reporting.

2. Published pricing and account-control clarity. Whether tier prices, minimum terms, DSP-seat ownership, and data-portability terms are on the public site.

3. B2B tenure and pipeline-grade proof. Years operating as a B2B agency and the presence of named cases reporting sales-qualified leads, opportunities, pipeline, or revenue. Not just impressions or viewability.

Named CPM figures and viewability benchmarks matter as operational proof but are not the deciding criterion. A viewable impression is an early signal in a long sales cycle and does not show whether a target account moved into consideration.

The 10 Best B2B Programmatic Advertising Agencies for 2026: Full Comparison

1. Powered by Search

Powered by Search is a B2B paid-media agency for companies with complex sales cycles. Programmatic display, connected TV, native, and audio run alongside Google Ads, LinkedIn, Meta, landing pages, and CRM-integrated attribution under one SOW, with the client retaining control of billing, DSP seats, and audiences.

The integrated model exists because a lean B2B marketing team should not be coordinating a programmatic agency, a paid-search agency, a LinkedIn agency, a landing-page shop, an attribution vendor, and a RevOps consultant. One strategic, self-driving pod runs the full paid-media stack under one accountable Director, and one reporting layer that connects programmatic impressions and view-through activity to sales-qualified leads, opportunities, and pipeline. The team is measured on pipeline delivered, not on CPM or viewability.

Best for: A lean B2B marketing team that wants a strategic, proactive, self-driving partner. Programmatic coordinated with paid search, paid social, landing pages, attribution, and pipeline reporting under one umbrella, bought as sales-qualified pipeline.

Key Features:

• Programmatic display, connected TV, native, and digital audio campaign management across DSPs (The Trade Desk, DV360, Basis, StackAdapt, Yahoo)
• Google Ads, LinkedIn, and Meta under the same pod
• First-party audience activation: target-account-list uploads from the CRM into DSP audiences, refreshed on a stated cadence
• In-house creative and landing-page production
• Cross-channel attribution stitching programmatic view-through and click activity to MQL, SQL, opportunity, and closed-won stages in the CRM
• Client-controlled billing, DSP seats, audiences, and creative library

Pros:

• Widest integrated scope in this comparison. Programmatic + Google + LinkedIn + Meta + landing pages + attribution + pipeline reporting under one SOW
• DSP-agnostic buying based on where the buying committee actually is, not on which platform contract the agency already holds
• Published tier pricing on the public site and client-owned DSP seats
• 17 years operating as a B2B agency; 200+ B2B clients across SaaS, cybersecurity, fintech, healthtech, and industrial technology

Cons:

• Powered by Search is a team of 40, not the 200-to-400-person large-agency model. Every person on your account is senior and directly accountable for the work. No junior bench billed against your retainer, no pyramid-staffing pricing built into the delivery model. Buyers accustomed to a large-agency org chart may find this counterintuitive at first.
• There is no account director or project manager on Powered by Search accounts. The client works directly with the pod's Director of Demand Generation, a performance marketer, and design and development leads. The subject-matter experts doing the work. Most clients prefer this direct-to-SME model because it makes communication faster and less filtered, but buyers used to an account-director or PM layer may need to adjust.

Named proof: iWave/Kindsight's Jill McCarville reports 278% year-over-year paid-media revenue growth and 251% lead-volume growth Q1 to Q4 across the integrated paid-media program. Fortra's Mike Devine reports 15% year-over-year growth in sales-qualified leads from paid search running alongside display and remarketing. SentinelOne's Mahati Rapol calls Powered by Search a "true strategic partner" for the enterprise cybersecurity buyer, an audience heavily targeted through programmatic display and CTV. These cases establish paid-media, pipeline, and adjacent outcomes; programmatic display delivery is offered inside the same integrated pod on client engagements where clients have already engaged Powered by Search on paid media.

Pricing: Paid-media management starts at $6,000 per month on the monthly option.

See how Powered by Search runs programmatic for lean B2B teams.

2. Kepler Group

Kepler Group is a large data-driven media agency running programmatic display, CTV, video, and audio for enterprise B2B and B2C clients across DSPs, with a focus on first-party data activation and cross-channel measurement.

Best for: An enterprise B2B team wanting a large data-driven media agency running programmatic across DSPs at scale.

Key Features:

• Programmatic display, CTV, video, and audio across DSPs
• First-party data activation and audience strategy
• Cross-channel measurement and attribution modeling
• Media strategy and consulting for enterprise clients
• Global delivery footprint

Pros:

• Enterprise-scale delivery model with dedicated media analysts and data scientists
• Cross-channel measurement discipline drawn from a media-agency heritage
• Published thought leadership on first-party data activation and DSP selection

Cons:

• Enterprise-oriented delivery model; smaller B2B marketing teams should confirm minimum engagement thresholds and how the pod is staffed at the tier they select.
• Serves both B2B and B2C brands rather than a B2B-only specialization.

Named proof: Kepler Group publishes enterprise case studies across financial services, technology, and consumer categories. B2B buyers should ask for a case that ties programmatic spend to sales-qualified opportunities and closed-won revenue rather than viewability and reach.

Pricing: Custom enterprise pricing after scoping.

3. Media.Monks

Media.Monks is a global digital-services company running programmatic media alongside creative, content, technology, and consulting for enterprise brands. Programmatic sits inside a broader integrated engagement rather than as a standalone brief.

Best for: An enterprise B2B or B2C team wanting programmatic inside a global integrated digital-services engagement.

Key Features:

• Programmatic display, CTV, video, and audio
• Creative production at global scale
• Marketing technology consulting and implementation
• Content and data services
• Global delivery footprint across the Americas, EMEA, and APAC

Pros:

• Global scale with integrated creative, media, and technology services
• Enterprise experience across regulated categories and complex approvals
• Deep marketing-technology practice pairing with programmatic execution

Cons:

• Serves B2B, B2C, and consumer brands globally rather than specializing in B2B companies with complex sales cycles.
• Enterprise-oriented engagement model; smaller B2B teams should confirm minimum engagement thresholds and pod composition.

Named proof: Media.Monks publishes global brand case studies across categories. B2B buyers should ask for a case isolating programmatic contribution to sales-qualified pipeline in a complex-cycle account.

Pricing: Custom enterprise pricing after scoping.

4. Basis Technologies

Basis Technologies (the former Centro) operates Basis DSP, an omnichannel demand-side platform, alongside a managed-service arm that runs campaigns on the platform for advertisers and agencies. B2B teams typically engage Basis as either a self-serve platform or through the managed-service team.

Best for: A B2B team wanting a managed-service arm on top of an enterprise DSP with omnichannel inventory.

Key Features:

• Basis DSP with programmatic display, CTV, video, native, and audio
• Managed-service campaign operations
• Site direct, search, and social under one platform
• Marketplace inventory across major supply-side platforms
• Reporting and workflow tools built into the DSP

Pros:

• Omnichannel inventory access under one DSP contract
• Managed-service option removes the need for in-house DSP operators
• Long-tenured programmatic technology company with published product documentation

Cons:

• DSP-first company with a managed-service arm; buyers wanting a channel-agnostic media agency rather than a platform-led one should confirm whether cross-DSP buying is supported at the tier they select.
• Media planning and creative production scope sit outside the standard DSP relationship; buyers wanting full-service planning and creative should confirm the managed-service statement of work.

Named proof: Basis publishes B2B and B2C case studies across categories. B2B buyers should ask for a case tying programmatic spend to sales-qualified stages in the CRM.

Pricing: Managed-service and self-serve tiers; pricing on request.

5. StackAdapt

StackAdapt is an omnichannel programmatic DSP with a managed-services layer available to advertisers and agencies. The DSP covers display, native, CTV, video, audio, and digital out-of-home inventory. Managed services sit as an add-on to the self-serve platform.

Best for: A B2B team wanting an omnichannel programmatic DSP with an agency-services layer.

Key Features:

• StackAdapt DSP with display, native, CTV, video, audio, and digital out-of-home
• Managed-services layer for advertisers and agencies
• Contextual, geographic, and audience targeting
• Reporting and attribution tools built into the platform
• Ad-serving and creative tools included in the DSP

Pros:

• Broad omnichannel inventory under one DSP
• Managed-services option for teams without in-house DSP operators
• Published product documentation and platform certifications

Cons:

• DSP-first company; the managed-services layer is an add-on to a self-serve platform rather than a full-service agency engagement. Buyers wanting a media agency with programmatic as one channel among several should evaluate accordingly.
• CRM-fed audience activation depends on integrations at the selected tier; buyers wanting first-party target-account-list activation as the primary layer should confirm scope.

Named proof: StackAdapt publishes B2B advertiser case studies across categories. B2B buyers should ask for a case tying programmatic spend to sales-qualified opportunities.

Pricing: Media minimums vary by tier; pricing on request.

6. Choozle

Choozle is a self-serve programmatic DSP with a lightweight managed-service option for mid-market B2B and B2C advertisers. The platform covers display, video, CTV, native, and audio inventory.

Best for: A mid-market B2B team wanting a self-serve DSP with lightweight managed-service support.

Key Features:

• Choozle self-serve DSP with display, video, CTV, native, and audio
• Managed-service option for teams without in-house DSP operators
• Audience targeting from a range of third-party providers
• Reporting dashboards built into the platform
• Published self-serve pricing tiers

Pros:

• Published self-serve pricing accessible for mid-market teams
• Managed-service option for teams without DSP operators
• Broad inventory access under one platform

Cons:

• Self-serve-first pricing model; buyers wanting a fully outsourced pod should confirm the managed-service scope, minimum spend, and staffing.
• Serves B2B and B2C advertisers rather than a B2B-only specialization.

Named proof: Choozle publishes advertiser case studies across categories. B2B buyers should ask for a case tying programmatic spend to sales-qualified stages.

Pricing: Published self-serve tiers plus managed-service add-on.

7. Adswerve

Adswerve is a Google Marketing Platform specialist running Display and Video 360, Campaign Manager 360, and Analytics 360 for enterprise B2B and B2C clients. Programmatic execution centers on DV360 as the primary DSP.

Best for: An enterprise B2B team standardized on Google Marketing Platform wanting DV360, Campaign Manager, and Analytics 360 specialists.

Key Features:

• Display and Video 360 programmatic execution
• Campaign Manager 360 ad serving
• Analytics 360 measurement and audience activation
• Google Marketing Platform consulting and implementation
• Data engineering for first-party audience activation into GMP

Pros:

• Deep Google Marketing Platform expertise across DV360, CM360, and Analytics 360
• Data-engineering discipline for first-party activation
• Certified Google Marketing Platform reseller

Cons:

• Google Marketing Platform specialization; buyers wanting DSP-agnostic media buying across The Trade Desk, Yahoo, Amazon DSP, or Basis should confirm coverage before signing.
• Core service centers on media technology consulting and DV360 execution; buyers wanting a full-funnel B2B paid-media pod including LinkedIn and paid social should plan for a second partner.

Named proof: Adswerve publishes enterprise case studies across categories. B2B buyers should ask for a case connecting DV360 spend to sales-qualified stages.

Pricing: Custom pricing after scoping.

8. Digilant

Digilant is a programmatic-specialist agency running display, CTV, native, video, and audio across DSPs for B2B and B2C clients. The scope centers on programmatic media buying, planning, and attribution.

Best for: A B2B team wanting a programmatic-specialist agency across display, CTV, audio, and native.

Key Features:

• Programmatic display, CTV, native, video, and audio across DSPs
• Audience strategy and first-party data activation
• Attribution modeling and measurement
• Media planning and buying
• Reporting dashboards and campaign analytics

Pros:

• Programmatic-only specialization with cross-DSP buying
• Audience strategy and first-party data activation practice
• Attribution and measurement built into the standard engagement

Cons:

• Programmatic-only scope; buyers wanting paid search and paid social alignment under the same team should plan for a second partner and confirm who owns cross-channel attribution.
• Serves B2B and B2C advertisers rather than a B2B-only specialization.

Named proof: Digilant publishes case studies across categories. B2B buyers should ask for a case tying programmatic spend to sales-qualified opportunities.

Pricing: Custom pricing after scoping.

9. Simpli.fi

Simpli.fi is an addressable programmatic platform and services provider focused on geo-fenced, household-level, and audience-level targeting across display, CTV, and video. B2B teams typically engage Simpli.fi for account-based and location-based programmatic execution.

Best for: A B2B team wanting addressable programmatic with geo-fenced and household-level targeting.

Key Features:

• Addressable programmatic display, CTV, and video
• Geo-fencing and household-level targeting
• First-party CRM audience activation
• Campaign reporting and attribution tools
• Self-serve platform and managed-service options

Pros:

• Addressable-programmatic specialization with geo-fencing capability
• CRM audience activation supported in the platform
• Long-tenured programmatic technology company

Cons:

• Addressable-programmatic specialization; buyers wanting broader CTV or B2B account-based reach outside the addressable model should confirm coverage before signing.
• Managed-service scope varies; buyers wanting a fully outsourced pod should confirm staffing and minimum spend at the tier they select.

Named proof: Simpli.fi publishes case studies across categories. B2B buyers should ask for a case tying addressable programmatic spend to sales-qualified stages.

Pricing: Media minimums vary by tier; pricing on request.

10. GumGum

GumGum is a contextual and attention-signal programmatic advertising company running display, video, and in-image formats without third-party cookies. Targeting centers on page-level context and attention signals rather than user-level identifiers.

Best for: A B2B team wanting contextual and attention-based programmatic without third-party cookies.

Key Features:

• Contextual programmatic display, video, and in-image formats
• Attention-signal measurement
• Cookieless targeting across the open web
• Creative production for high-impact placements
• Brand-safety controls built into the platform

Pros:

• Contextual-first approach positions well for a post-cookie web
• Attention-signal measurement adds a layer beyond viewability
• Published product documentation and brand-safety certifications

Cons:

• Contextual and attention-signal specialization; buyers wanting account-based targeting or CRM-fed activation as the primary layer should confirm scope.
• Format focus centers on display and in-image; buyers wanting CTV, audio, or native as primary channels should confirm coverage.

Named proof: GumGum publishes brand case studies across categories. B2B buyers should ask for a case connecting contextual programmatic spend to sales-qualified opportunities in a complex-cycle account.

Pricing: Media minimums vary by tier; pricing on request.

Choosing the Right B2B Programmatic Advertising Agency

Choose Powered by Search when a lean B2B marketing team wants a strategic, proactive, self-driving partner running programmatic inside a wider integrated paid-media and pipeline stack. Bought as sales-qualified pipeline, not impressions or viewability. Choose an enterprise media agency when programmatic is the only unresolved surface and your team already owns paid search, paid social, landing pages, attribution, and pipeline reporting elsewhere. Choose a DSP-first partner (Basis, StackAdapt, Choozle) when the in-house team already has DSP operators and wants a platform relationship rather than an outsourced pod.

Before signing any programmatic advertising agency, verify seven things:

1. Which DSPs the agency actively buys on, and whether DSP selection is decided by campaign or by whichever contract the agency already holds.
2. How the CRM's target-account list is activated inside the DSP audience layer, and on what refresh cadence.
3. How view-through and click activity return to the CRM to be tied to MQL, SQL, opportunity, and closed-won stages.
4. Who produces and iterates creative across display, CTV, native, and audio formats.
5. Who owns the DSP seat, audiences, and creative library on offboarding.
6. Delivery-team geography and time-zone coverage relative to your operating hours.
7. Client-facing roles, minimum term, exit terms, and access to raw log-level data.

Bring your media investment, sales-cycle length, CRM stages, target-account list, landing-page constraints, and qualified-pipeline target to the first conversation. For performance context, use the B2B Google Ads benchmarks. If paid search is unresolved alongside programmatic, review the best B2B Google Ads agencies. If paid social sits alongside the programmatic decision, review the best B2B paid social agencies. If programmatic is one part of a broader marketing problem, use the B2B marketing agency comparison.

Start the Powered by Search fit assessment with your programmatic media investment, sales cycle, pipeline target, CRM stages, and target-account list. The first conversation does not require DSP access.

Related comparisons

• 10 Best B2B Marketing Agencies for Complex Sales Cycles in 2026. A broader B2B growth agency shortlist covering the full stack, not only programmatic.
• 10 Best B2B Google Ads Agencies for Pipeline in 2026. For buyers whose primary channel gap is paid search rather than programmatic.
• 10 Best B2B Paid Social Agencies for 2026. For buyers whose primary channel gap is paid social rather than programmatic.