---
title: "Programmatic Advertising Agency UK | Clean Digital"
description: "Programmatic advertising agency and StackAdapt managed partner. We control inventory, frequency and audience quality across display, video, CTV and audio, then measure reach against qualified demand. Free media plan review."
canonical: "https://cleandigital.co.uk/programmatic"
image: "https://cleandigital.co.uk/og-image.png"
content_signal: "ai-train=no, search=yes, ai-input=yes"
---

StackAdapt Managed Partner · Display · Video · CTV · Edinburgh, UK

# PROGRAMMATIC ADVERTISING AGENCY FOR MEASURABLE REACH

Clean Digital is a **programmatic advertising agency** running display, native, video, audio, connected TV and digital out-of-home campaigns on StackAdapt. We choose which sites and apps your ads appear on, cap how often each person sees them, build audiences from your first-party and intent data, and report on the conversions and brand lift each campaign drives.

Reviewed by the senior team. Reply within one working day, no obligation.

92% client retention

£160M+ ad spend managed

12:1 average ROI

Where the impressions went

Sample plan

Impressions served 2.4M

Viewable and rendered 1.5M

Within an effective frequency cap 920K

Right audience, brand-safe inventory 610K

4,200 assisted conversions traced to that reach

Of 2.4M impressions, only 610K reached the right people on good-quality sites. That is the reach we can connect to real conversions.

Illustrative. Your reconciliation is rebuilt from your own campaign and analytics data.

## Where programmatic reach leaks

Programmatic spend can run for months while sales, bookings and leads barely move. The problem usually isn't in the impression and CPM numbers; it's which sites the ads ran on, how often each person saw them, and whether anyone tracked what happened next. A **programmatic advertising** review starts by identifying which of these four it is.

### Reach bought on weak inventory

A large share of open-exchange impressions lands on made-for-advertising sites, cluttered slots and below-the-fold placements that count as delivery but earn almost no attention. Viewability and attention metrics expose how much of the paid-for reach was never genuinely seen.

The fix → We shift spend onto curated marketplaces and private deals with named publishers, apply third-party viewability and fraud verification, and maintain domain and app exclusion lists, so impressions run where a real person can see them.

### Frequency running without a cap

Without effective-frequency caps and cross-campaign deduplication, a portion of budget keeps showing ads to the same users far more often than needed, while parts of the target audience are never reached at all.

The fix → We set frequency caps from the conversion data, suppress recent converters and existing customers, and pace delivery to widen unique reach rather than repeat it to the same pool.

### Retargeting with no segmentation

One broad retargeting pool chases cart abandoners, bounced visitors and recent purchasers with identical creative, so high-intent users see generic messaging while already-converted users keep absorbing spend.

The fix → We segment pools by recency, page depth and intent, sequence creative to each stage, and pass warm audiences to paid search and paid social where the conversion usually closes.

### No post-impression measurement

When reporting stops at impressions, clicks and CPMs, the assisted conversions, brand lift and incremental demand programmatic actually generates stay invisible, and the budget becomes impossible to defend at the next planning round.

The fix → We instrument assisted-conversion paths, run brand-lift or geo-based incrementality tests where budget supports them, and report reach against qualified visits, search demand and pipeline.

Spend by impression frequency

Sample

41 %

38 %

17 %

3 %

1 %

1–3 4–6 7–10 11–15 16+

spend past effective frequency % = conversions

Most conversions happen below about seven impressions per person. After that, showing the same ad again rarely helps, but the spend keeps going, which is what a frequency cap is for.

Illustrative. Your distribution is rebuilt from your own delivery and conversion data.

## Programmatic advertising services, audience to measurement

Six areas decide whether programmatic actually pays off. Our **programmatic advertising services** cover all of them, run in your own accounts on StackAdapt and documented for your team.

### Audience strategy and data

First-party data activation, lookalike modelling, contextual and intent signals, and suppression lists, so your ads reach people who are likely to buy.

### Inventory quality and brand safety

Curated marketplaces, publisher allow-lists, fraud and viewability controls, and brand-safety standards that decide where a campaign is allowed to serve.

### Frequency and budget control

Frequency caps, pacing, dayparting and budget splits across channels, so the budget reaches more new people instead of repeating to the same ones.

### Creative and sequencing

Format strategy across display, native and video, message sequencing by funnel stage, and creative refresh tied to fatigue data.

### Measurement and incrementality

Brand-lift studies, assisted-conversion analysis and incrementality testing that prove what reach actually added. Run with our [data and analytics team](https://cleandigital.co.uk/data-and-analytics).

### Channel and demand planning

A media plan that sequences upper-funnel reach into the channels that capture the demand it creates. Handed to [paid search and paid social](https://cleandigital.co.uk/paid-search).

Channels we run

Display

Standard and high-impact, curated inventory

Native

In-feed formats that match the environment

Online video

In-stream and out-stream, completion-led

Connected TV

CTV on premium streaming inventory

Digital audio

Streaming and podcast placements

Digital out-of-home

DOOH screens with audience triggers

Retargeting

Segmented pools, sequenced creative

## Programmatic advertising channels

A programmatic plan is a set of channel decisions. Each channel has a different job, a different cost profile and a different honest way to measure it. If you are new to how the buying works, start with our [simple guide to programmatic advertising](https://cleandigital.co.uk/blog/programmatic-advertising-a-simple-guide).

### Programmatic display and native

Presence and retargeting at the lowest cost per reach

Display buys visibility across curated publisher inventory; native matches the form of the page it sits in. Both are cheap to buy, and open-exchange display is where made-for-advertising sites and ad fraud concentrate. We buy through curated marketplaces and allow-lists, verify viewability with third-party measurement, and use display mainly for controlled retargeting and always-on presence.

Measured on: Viewable reach, frequency, assisted conversions and retargeting pool conversion rates.

### Online video

Video attention against tightly defined audiences

In-stream video runs inside content the viewer chose; out-stream runs within articles. Completion rates differ sharply between the two, so they are planned and priced separately. Video fits when the message needs motion and sound, and when the audience definition is tight enough to justify the higher CPM.

Measured on: Completed views, cost per completed view, audience quality and downstream search behaviour.

### Connected TV (CTV)

Streaming TV inventory with digital targeting controls

CTV places ads in premium streaming content on the living-room screen, targeted by audience rather than by programme schedule. It is a brand channel with digital controls: household frequency capping, geographic precision and audience definitions built from the same data as the rest of the plan.

Measured on: Reach against the defined audience, frequency discipline, brand-lift and search capture after exposure.

### Digital audio

Reach during screen-free listening time

Streaming audio and podcast placements reach people while they commute, train and work, moments display cannot touch. Ads are typically unskippable, and companion banners give a click path where the app supports one. Audio suits brand campaigns with strong creative and geographic focus.

Measured on: Listen-through rates, reach and frequency, and movement in branded search from exposed regions.

### Digital out-of-home (DOOH)

Out-of-home screens bought programmatically

DOOH buys screens in stations, streets and venues programmatically, with triggers digital planners recognise: daypart, weather, audience movement patterns. There is no click, so it is planned where physical context matters and measured on exposure and area-level effects.

Measured on: Verified plays, estimated audience delivery and area-level demand movement.

Channel mix follows budget reality. As a working rule, if the monthly budget cannot fund enough impressions to control frequency against a defined audience, the money works harder in [paid search](https://cleandigital.co.uk/paid-search) first. Model the split with our [PPC budget calculator](https://cleandigital.co.uk/tools/media-spend-calculator).

## How a programmatic engagement runs

We check the existing plan before changing anything, get the tracking right before spending more, and show results at each step. Here's how it usually runs.

1

Step 1

### Audit the plan

We review the inventory, audiences, frequency, creative and tracking before changing any budget.

- Where reach is landing, by channel and placement
- Frequency and overlap waste, quantified
- Whether the reach is driving any real demand

2

Step 2

### Rebuild the media plan

We rebuild the channel mix, frequency caps, audience targeting and brand-safety rules.

- Curated inventory and exclusion lists live
- Effective-frequency caps and suppression in place
- Creative sequenced to funnel stage

3

Step 3

### Activate and prove

Campaigns run on StackAdapt with tracking in place, so you can see the leads and demand each one brings in.

- Assisted-conversion and post-impression paths tracked
- Brand-lift or incrementality testing where it fits
- Reporting built around the next budget decision

The first step is the free media plan review.

## Programmatic reach, measured against revenue

[Browse all case studies](https://cleandigital.co.uk/case-studies)

Programmatic is only worth paying for if it grows sales, bookings or enrolments, or builds demand another channel can pick up. Each of these campaigns was measured against those results.

[![Dobbies Garden Centres programmatic advertising case study](https://cleandigital.co.uk/images/case-studies/dobbies/preview-dobbies-garden-centres-clean-digital.webp) Retail and ecommerce 14:1 ROAS across all paid channels Dobbies Garden Centres Full-funnel programmatic across display, video and retail media, planned alongside paid search and paid social. Read the case study](https://cleandigital.co.uk/case-studies/dobbies-garden-centres)

[![Rabbies programmatic advertising case study](https://cleandigital.co.uk/images/case-studies/rabbies/preview-rabbies-clean-digital.webp) Travel and hospitality 236% YoY increase in booking revenue Rabbies Programmatic reach supporting booking growth across UK and international markets. Read the case study](https://cleandigital.co.uk/case-studies/rabbies)

[![Arden University programmatic advertising case study](https://cleandigital.co.uk/images/case-studies/arden-university/preview-arden-university-clean-digital.webp) Education, high consideration 127% YoY increase in PPC enrolments Arden University Display and intent signals feeding a long consideration journey into enrolment. Read the case study](https://cleandigital.co.uk/case-studies/arden-university)

![Fraser Smith, Chief Strategy Officer at Clean Digital](https://cleandigital.co.uk/images/team/headshots/fraser-smith.png)

> “Leveraging our skills in programmatic strategies, we ensure your impactful mix of display, audio, and TV ads get to the right people at just the right moment. This method makes your advertising budget work harder, aiming for the best possible mix of brand awareness and return on investment.”

**Fraser Smith**, Chief Strategy Officer

## Is programmatic right for your business?

Programmatic can spend a lot of money fast, so it is worth being honest about when a **programmatic agency** helps and when it does not. It is a good fit in some cases and a poor one in others:

Worth a conversation if…

- Display, video or CTV spend is material and someone is asking what the reach returned
- You are launching in new markets and need to build demand that search and social can pick up later
- Retargeting and awareness spend are lumped together and you can't tell which is actually working
- You can share analytics and sales data, so the ads can be measured against real results

Probably not a fit if…

- The only goal is the lowest possible CPM, regardless of where ads serve
- You can't share analytics or sales data, so there's no way to measure what the ads did
- The need is purely bottom-funnel search capture with no role for reach
- Impressions delivered is the metric the campaign will be judged on

## Programmatic advertising agency FAQs

Straight answers on **programmatic advertising**, channels, measurement and StackAdapt. For the numbers behind them, see our [case studies](https://cleandigital.co.uk/case-studies).

### Why is our programmatic spend not creating enough demand?

Programmatic usually underperforms when the audience is too broad, inventory is weak, frequency is uncontrolled, creative is not sequenced, retargeting is too loose, or reporting stops at impressions before proving qualified demand.

[Request a free media plan review](https://cleandigital.co.uk/programmatic#lead-form)

### When does programmatic advertising make sense?

Programmatic makes sense when controlled reach, retargeting, market expansion, brand awareness, or full-funnel support can be tied back to qualified visits, assisted demand, direct traffic, search capture, or pipeline influence.

[How reach hands off to paid search](https://cleandigital.co.uk/paid-search)

### Which programmatic channels do you run: display, video, CTV, audio, DOOH?

All of them, when the audience and measurement justify it: display and native, online video, connected TV, digital audio, and digital out-of-home. The channel earns its place in the plan only if it can prove qualified demand instead of delivery alone.

### How do you measure programmatic beyond impressions?

With assisted-conversion paths, brand-lift and incrementality testing, and reporting that connects reach to qualified visits, search capture and pipeline. The measurement is built into the account, not bolted on at the end.

[See our data and analytics work](https://cleandigital.co.uk/data-and-analytics)

### How do you keep programmatic brand-safe and free of ad fraud?

Curated marketplaces and publisher allow-lists rather than open exchange, third-party viewability and fraud verification, and brand-safety standards that decide where a campaign is allowed to serve before a single impression runs.

### Do you use StackAdapt?

Yes. StackAdapt is a key programmatic technology partner for Clean Digital, but the platform only deserves budget when the audience, creative, inventory, and measurement plan can defend the spend.

[More on our technology stack](https://cleandigital.co.uk/technology)

### How much budget does programmatic advertising need?

Enough to control frequency against a defined audience, which for most plans means a meaningful monthly commitment per channel rather than a small test split across several. If the budget cannot fund that, paid search usually returns more, and programmatic can wait until it can be run properly.

[Model the split with the PPC budget calculator](https://cleandigital.co.uk/tools/media-spend-calculator)

## Get a free media plan review

A senior strategist reviews your programmatic plan, inventory, audiences and measurement set-up, then returns a written assessment of where spend is being wasted, which channels and tactics are worth keeping, and where additional budget would add incremental demand.

- Channel mix, inventory and audience review
- Measurement, attribution and lift analysis
- Frequency, creative and budget efficiency check
- Clear recommendations and next steps

1 Request the review A few quick questions; no call required to start.

2 We read your plan A senior strategist reviews inventory, frequency, audiences and measurement.

3 Written findings What to cut, keep and invest in, within one working day.

![Fraser Smith, Chief Strategy Officer at Clean Digital](https://cleandigital.co.uk/images/team/headshots/fraser-smith.png)

Fraser Smith Chief Strategy Officer, reviews every request

Progress 1 /4

### What does programmatic need to prove?

Increasing brand awareness

Driving website traffic

Converting more leads

Growing e-commerce sales

Reducing customer acquisition costs

Other (please specify)

Reviewed by the senior team. Reply within one working day, no obligation. We will never share your information.

```json
{"@context":"https://schema.org","@type":"ProfessionalService","name":"Clean Digital - Programmatic Advertising Agency","url":"https://cleandigital.co.uk/programmatic","logo":"https://cleandigital.co.uk/logo.png","description":"Programmatic advertising agency and StackAdapt managed partner. We control inventory, frequency and audience quality across display, video, CTV and audio, then measure reach against qualified demand. Free media plan review.","address":{"@type":"PostalAddress","streetAddress":"84 Commercial Street","addressLocality":"Edinburgh","postalCode":"EH6 6LX","addressCountry":"United Kingdom"},"telephone":"0131 476 3147","email":"hello@cleandigital.co.uk","priceRange":"££","serviceType":["Programmatic Advertising","Programmatic Media Buying","StackAdapt Management","Display Advertising","Connected TV Advertising","Digital Out-of-Home Advertising"],"areaServed":"United Kingdom","sameAs":["https://twitter.com/CleanDigitalUK","https://www.facebook.com/CleanDigitalUK","https://www.linkedin.com/company/clean-digital/"],"hasOfferCatalog":{"@type":"OfferCatalog","name":"Clean Digital - Programmatic Advertising Agency services","itemListElement":[{"@type":"Offer","itemOffered":{"@type":"Service","name":"Programmatic Advertising Services"}},{"@type":"Offer","itemOffered":{"@type":"Service","name":"StackAdapt Campaign Management"}},{"@type":"Offer","itemOffered":{"@type":"Service","name":"Programmatic Display and Native"}},{"@type":"Offer","itemOffered":{"@type":"Service","name":"Programmatic Video and CTV"}},{"@type":"Offer","itemOffered":{"@type":"Service","name":"Programmatic Audio and DOOH"}},{"@type":"Offer","itemOffered":{"@type":"Service","name":"Programmatic Measurement and Incrementality"}}]},"openingHoursSpecification":{"@type":"OpeningHoursSpecification","dayOfWeek":["Monday","Tuesday","Wednesday","Thursday","Friday"],"opens":"09:00","closes":"17:30"}}
{"@context":"https://schema.org","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"Why is our programmatic spend not creating enough demand?","acceptedAnswer":{"@type":"Answer","text":"Programmatic usually underperforms when the audience is too broad, inventory is weak, frequency is uncontrolled, creative is not sequenced, retargeting is too loose, or reporting stops at impressions before proving qualified demand."}},{"@type":"Question","name":"When does programmatic advertising make sense?","acceptedAnswer":{"@type":"Answer","text":"Programmatic makes sense when controlled reach, retargeting, market expansion, brand awareness, or full-funnel support can be tied back to qualified visits, assisted demand, direct traffic, search capture, or pipeline influence."}},{"@type":"Question","name":"Which programmatic channels do you run: display, video, CTV, audio, DOOH?","acceptedAnswer":{"@type":"Answer","text":"All of them, when the audience and measurement justify it: display and native, online video, connected TV, digital audio, and digital out-of-home. The channel earns its place in the plan only if it can prove qualified demand instead of delivery alone."}},{"@type":"Question","name":"How do you measure programmatic beyond impressions?","acceptedAnswer":{"@type":"Answer","text":"With assisted-conversion paths, brand-lift and incrementality testing, and reporting that connects reach to qualified visits, search capture and pipeline. The measurement is built into the account, not bolted on at the end."}},{"@type":"Question","name":"How do you keep programmatic brand-safe and free of ad fraud?","acceptedAnswer":{"@type":"Answer","text":"Curated marketplaces and publisher allow-lists rather than open exchange, third-party viewability and fraud verification, and brand-safety standards that decide where a campaign is allowed to serve before a single impression runs."}},{"@type":"Question","name":"Do you use StackAdapt?","acceptedAnswer":{"@type":"Answer","text":"Yes. StackAdapt is a key programmatic technology partner for Clean Digital, but the platform only deserves budget when the audience, creative, inventory, and measurement plan can defend the spend."}},{"@type":"Question","name":"How much budget does programmatic advertising need?","acceptedAnswer":{"@type":"Answer","text":"Enough to control frequency against a defined audience, which for most plans means a meaningful monthly commitment per channel rather than a small test split across several. If the budget cannot fund that, paid search usually returns more, and programmatic can wait until it can be run properly."}}]}
{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://cleandigital.co.uk"},{"@type":"ListItem","position":2,"name":"Programmatic","item":"https://cleandigital.co.uk/programmatic"}]}
{"@context":"https://schema.org","@type":"Person","name":"Fraser Smith","jobTitle":"Chief Strategy Officer","worksFor":{"@type":"Organization","name":"Clean Digital","url":"https://cleandigital.co.uk"},"url":"https://cleandigital.co.uk/about","image":"https://cleandigital.co.uk/images/team/headshots/fraser-smith.png"}
```