842 agencies indexed·Latest entry: 17 July 2026
Social Media Advertising for FMCG · 25 agencies

Social Media Advertising agencies for FMCG.

Social Media Advertising is paid placement on Meta (Facebook, Instagram), TikTok, LinkedIn, X, Pinterest, and Snapchat. Scope typically covers strategy, audience targeting, creative production, campaign setup, bid management, attribution, and reporting. It is the paid side of social, distinct from Social Media Marketing which covers organic content, community management, and influencer relations. This page shows every agency on AgencyIndex offering social media advertising for FMCG.

At a glance
  • 25 UK agencies offering social media advertising for FMCG
  • Part of the Social Media Advertising service set
  • Indexed for FMCG
  • Reviewed 17 May 2026
Showing 25-25 of 25 social media advertising agencies for FMCGAll Social Media Advertising agencies
Jellyfish logo
Jellyfish
Network·London·1000+ Employees

Jellyfish is an integrated global digital marketing business founded in 2005 and headquartered at The Shard in London. Since June 2023 it has been part of The Brandtech Group, uniting media, creative and data through technology and generative AI.

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Editor's note

AgencyIndex tracks 25 social media advertising agencies for FMCG. The list above is filtered to that intersection and ordered with verified and featured listings first.

For the wider editor's view on social media advertising agencies in the UK, see the social media advertising service brief. For context on FMCG as a sector, see the FMCG industry brief. The pricing, timeline and red-flag notes below apply to social media advertising as a discipline; they do not change materially for FMCG.

Typical cost
10-20% of spend
or £400-5,000/mo retainer

Single-platform boutique £400-1,500 · Mid-market £1,500-3,500 · Full multi-platform £3,500-5,000+. Hybrid models pair a £750-1,500 base with 10-15% above an agreed threshold. LinkedIn B2B sits at the top of the range due to higher CPMs.

Realistic timeline
Days to launch
2-6 weeks to stable performance

1-5 days audit + tracking · 3-14 days creative production · 1-3 days launch · 7-21 days learning phase · 2-4 weeks meaningful read on Meta and TikTok, 3-6 weeks on LinkedIn.

Red flags
6 to watch
in any pitch
  • · No in-house creative production - paid social is creative-led, weak throughput means slow learning
  • · Percentage-of-spend pricing with no committed monthly creative quota or testing cadence
  • · Avoids discussing iOS privacy, signal loss, Conversions API, or modeled conversions
  • · Cannot explain platform attribution windows vs GA4 or CRM, or how they reconcile the gap
  • · No first-party data integration - no CAPI, no Customer Match, no offline conversion imports
  • · Refuses to give the brand admin access to its own Meta Business Manager, TikTok account, or LinkedIn Campaign Manager
Frequently asked

What brands ask about social media advertising agencies.

The 5 questions our editors get most often, answered honestly. These apply to social media advertising as a discipline across every industry.

Curated by humans

UK paid social retainers in 2026 split three ways. Single-platform boutiques (Meta-only, TikTok-only) run £400-1,500 a month plus ad spend. Mid-market performance shops typically charge £1,500-3,500. Full multi-platform agencies covering Meta, TikTok, LinkedIn, and YouTube charge £3,500-5,000+, often on a percentage-of-spend basis between 10% and 20%. LinkedIn B2B specialists sit at the upper end because CPMs are higher and audiences smaller, so workload stays high even on modest spend.