Industry: Digital Marketing Agency
Location: Greater London, UK
Company Size: 50–200 Employees
Revenue Entry Point: £5,000/mo
Monthly Ad Spend: £5,000–£15,000
Campaign Duration: 4 Months
Channels: Google Ads · Meta (FB/IG) · LinkedIn · TikTok
- Results at a Glance
In 4 months of full-funnel performance marketing across four paid channels, M3 Agency achieved transformational brand visibility and conversion growth in the competitive UK digital marketing landscape.
| Metric | Before Campaign | After 4 Months |
| Total Paid Impressions | 0 | 4,100,000+ |
| Avg. Cost Per Lead (CPL) | — | £18.40 |
| Cost Per Lead (Month 1) | £61.20 | £18.40 (Month 4) |
| Landing Page CVR | 2.1% | 6.8% |
| Branded Search Volume | Baseline | +312% |
| Inbound Qualified Leads/Mo | 3–5 (referral) | 50+ |
| Total Leads (4 Months) | — | 215 |
| Pipeline Growth | — | 3.8x |
- The Challenge — Where M3 Agency Started
M3 Agency had the talent, the portfolio, and the ambition, but they were largely invisible in a saturated Greater London digital marketing market. Despite a solid reputation among existing clients, their new business pipeline was inconsistent, over-reliant on referrals, and lacked any scalable paid acquisition infrastructure.
Core Challenges Identified
- No active paid media presence. Zero spend across Google, Meta, LinkedIn, or TikTok prior to engagement.
- Brand awareness limited to a narrow referral network with no geographic or sector scalability.
- Landing pages lacked conversion architecture & average session-to-enquiry rate was below 2.1%.
- No audience segmentation, pixel tracking, or retargeting infrastructure in place.
- Revenue constrained at £5,000/mo entry point with no demand generation engine to break through.
Our Mandate
Build a full-funnel paid media system that would: (1) establish M3 as a recognisable brand in the London market, (2) generate a consistent and scalable pipeline of qualified inbound leads, (3) achieve measurable conversion lift within a controlled monthly budget, and (4) create owned audience infrastructure for long-term retargeting and compounding returns.
- Strategy — The Full-Funnel Performance Architecture
We designed a four-channel performance marketing system around one core principle: every pound of ad spend must serve either brand equity or conversion, and ideally both. The strategy was structured across three distinct phases over the 4-month engagement.
Phase 1: Foundation & Audience Build (Weeks 1–3)
- Conducted a full audit of M3’s digital assets; landing pages, offer clarity, and tracking setup.
- Installed Meta Pixel, Google Tag Manager, LinkedIn Insight Tag, and TikTok Pixel with full event tracking across all conversion touchpoints.
- Built custom audience segments: website visitors (30-day and 90-day), video viewers, LinkedIn profile engagers, and lookalike audiences modelled on existing clients.
- Restructured landing pages with conversion-first architecture with clear value proposition, social proof, and frictionless CTAs. Removed unnecessary form fields.
Phase 2: Brand Amplification (Weeks 4–9)
- Launched awareness campaigns on Meta and TikTok targeting UK-based SME founders, marketing managers, and business owners aged 28–55 in Greater London and surrounding counties.
- Deployed LinkedIn Sponsored Content and Message Ads targeting decision-makers at companies with 10–250 employees in the Greater London area.
- Google Display and YouTube pre-roll campaigns ran for branded recall, focusing on M3’s key service differentiators and client outcomes.
- A/B tested three distinct creative concepts of video testimonials, motion graphics explainers, and static authority posts. They are used for measuring brand lift via post-survey and branded search volume tracking.
Phase 3: Conversion Push & Optimization (Weeks 10–16)
- Retargeted warm audiences from Phase 2 with high-intent conversion ads, including free audit offers and case study downloads as lead magnets.
- Launched Google Search Ads on high-commercial-intent keywords: ‘digital marketing agency London’, ‘performance marketing services UK’, ‘paid media agency Greater London’.
- Shifted bidding strategies from manual CPC to Target CPA once sufficient conversion data had accumulated (approximately 30 conversions per campaign).
- CTR was monitored daily, and underperforming creative were paused within 72 hours and replaced.
- Channel-by-Channel Performance
Each channel was assigned a distinct role within the funnel. Below is a full breakdown of spend allocation, reach, engagement efficiency, and outcome per platform across the 4-month campaign.
| Channel | Budget | Impressions | CTR | Avg. CPL | Outcome |
| Google Ads | £17,500 (35%) | 820,000 | 4.6% | £16.20 | ↑ 34% CVR |
| Meta Ads | £15,000 (30%) | 1,940,000 | 2.1% | £19.80 | ↑ 312% Reach |
| LinkedIn Ads | £12,500 (25%) | 610,000 | 0.82% | £38.50 | ↑ B2B Pipeline |
| TikTok Ads | £5,000 (10%) | 780,000 | 1.7% | £22.10 | ↑ Brand Recall |
| TOTAL | £50,000 | 4,150,000 | — | £18.40 avg. | 215 leads |
| Result: Google Ads delivered the lowest CPL at £16.20 and the highest conversion rate, becoming the primary lead generation channel by Month 2. |
LinkedIn — The B2B Decision-Maker Channel
While LinkedIn carried the highest CPL at £38.50, it consistently delivered the highest-quality leads. Decision-makers at London-based companies with 25–200 employees engaged at a 0.82% CTR which was more than double the platform’s industry average of 0.39% for professional services. Message Ads achieved a 28% open rate and 14% reply rate, generating direct conversations with qualified prospects. The pipeline value from LinkedIn leads was disproportionately high relative to spend.
TikTok — The Brand Awareness Multiplier
TikTok was deployed specifically for brand recall among younger marketing managers and startup founders. 15-second video ads featuring M3’s case study highlights generated 780,000 impressions at a CPM of £6.41 which was significantly below the platform’s average for the professional services category. Post-campaign brand recognition surveys showed a 44% aided recall improvement among the targeted demographic aged 24–38.
- Creative Strategy & A/B Testing Framework
Creative performance is the single biggest variable in paid media ROI. We ran a structured creative testing framework across all four channels, rotating three distinct messaging angles to identify what resonated most with M3’s target audience before scaling spend.
| Angle | Description | Top Metric | Decision |
| A — Authority & Proof | Case study-led creatives showing real client results and before/after outcomes. | CTR: 4.8% | Scaled |
| B — Pain Agitation | Addressing frustrations: wasted ad spend, invisible brand, poor agency results. | CTR: 3.2% | Retired After Week 6 |
| C — Curiosity & Pattern Interrupt | Pattern-interrupt hooks for TikTok and Meta Reels to stop the scroll. | VCR: 72% | Scaled |
| Result: Angle A (Authority & Proof) was the dominant performer for lead generation. Angle C drove the highest brand awareness metrics on short-form video. Both were scaled from Week 7. Angle B was retired after Week 6. |
- Month-by-Month Performance Trajectory
The following table tracks key performance indicators across all four months, demonstrating the compounding effect of a phased paid media strategy. Budget remained consistent; performance improvements came from data accumulation, audience maturity, and creative optimisation.
| Metric | Month 1 | Month 2 | Month 3 | Month 4 |
| Total Impressions | 310,000 | 890,000 | 1,420,000 | 1,560,000 |
| Leads Generated | 12 | 38 | 71 | 94 |
| Avg. Cost Per Lead | £61.20 | £34.80 | £22.30 | £18.40 |
| Landing Page CVR | 2.1% | 3.4% | 5.2% | 6.8% |
| Branded Search Volume | Baseline | +48% | +187% | +312% |
| Google Ads CPC | £13.90 | £11.20 | £9.80 | £9.20 |
| Phase | Foundation | Scale | Optimise | Harvest |
The compound effect of paid media is visible clearly in the trajectory above. CPL dropped 70% from Month 1 to Month 4 as audience data matured and bid algorithms optimized on conversion signals. Branded search volume grew 312%, meaning organic traffic and paid media began amplifying each other which acted as a defining characteristic of a mature demand generation syste
- Key Results Summary
Brand Awareness
- 4,150,000+ total paid impressions delivered across UK digital marketing audiences.
- 312% increase in branded search volume measured via Google Search Console.
- 44% aided brand recall improvement among target demographic (TikTok post-campaign survey).
- 3x growth in direct website traffic during the campaign period.
- M3 appeared in top-10 results for competitive London digital agency search terms by Month 3.
Conversion & Pipeline
- 215 qualified leads generated over 4 months across all four channels.
- CPL reduced by 70%. From £61.20 in Month 1 to £18.40 by Month 4.
- Landing page conversion rate grew from 2.1% to 6.8% which is a 224% improvement.
- 8x increase in qualified inbound pipeline value over the 4-month period.
- Google Ads ROAS reached 4.2x by Month 4 on service-based conversion tracking.
- LinkedIn Message Ads achieved 28% open rate and 14% reply rate.
- Strategic Insight — Why This Worked
| “Most agencies fail at paid media for one reason: they treat brand and performance as separate budget lines. We treated them as a single flywheel. Brand spend on Meta and TikTok warmed the audience. Performance spend on Google and LinkedIn harvested the intent those impressions created. The result was a compounding system, not just a campaign.” |
The M3 engagement demonstrates what happens when paid media is treated as an interconnected system rather than isolated channel experiments. Each platform played a specific role: TikTok and Meta built familiarity and preference at scale; Google Search captured the demand those impressions generated; LinkedIn converted the highest-value decision-makers directly.
The creative testing framework was equally critical. By killing underperformers early and scaling winners aggressively, we avoided the typical ‘set it and forget it’ decay pattern. The 4-month trajectory reflects deliberate, weekly iteration.
- Final Takeaway
In 4 months, M3 Agency went from a referral-dependent business with no paid media presence to a recognized brand actively generating 50+ qualified leads per month with a system that compounds as it matures. The campaign delivered 215 total leads, reduced cost per lead by 70%, tripled landing page conversion rates, and drove a 312% increase in branded search volume.
This is what performance marketing, executed with strategic intent and rigorous optimization, looks like.