Insights

Boutique Agency Sister London is a small, integrated marketing agency in London with 2-10 employees and a focus on strategy, content, digital marketing, PR, design, and events. This suggests high customization potential for personalized campaigns and retainer-based partnerships rather than large-scale, multi-agency engagements.

Growth through Partnerships Recent collaboration with Canary Wharf Group to launch Eden Dock signals willingness to co-brand with major property developers and organizations. This indicates opportunities to pitch joint campaigns, event activations, and cross-promo initiatives with large-scale clients in real estate, hospitality, and lifestyle sectors.

Digital Capability Tech stack includes AWS, WordPress, Shopify, and Vimeo, highlighting strengths in digital marketing, e-commerce, content hosting, and media delivery. Potential sales angles include expanding CMS, e-commerce integrations, video/streaming campaigns, and scalable digital experiences for clients.

Revenue Focus Annual revenue is under $1M, implying a profile open to affordable, value-driven engagements and scalable services. Prospects could benefit from packages combining strategy, content, and digital services at entry to mid-market price points with room for upsell as client needs grow.

Market Position Operating in the competitive advertising services space with notable peers and a niche in destination, food, and lifestyle brands worldwide. Use this to position as a nimble, creative partner for mid-sized brands seeking bespoke campaigns and rapid turnarounds, while highlighting case opportunities in hospitality, real estate, and experiential marketing.

Similar companies to Sister London

Sister London Tech Stack

Sister London uses 8 technology products and services including Amazon Web Services, WordPress, CookieYes, and more. Explore Sister London's tech stack below.

Sister London's Email Address Formats

Sister London uses at least 3 email formats:
Sister London Email FormatsExamplePercentage
First.Last@sisterlondon.comJohn.Doe@sisterlondon.com
89%
FLast@sisterlondon.comJDoe@sisterlondon.com
7%
First@sisterlondon.comJohn@sisterlondon.com
4%

Frequently Asked Questions

What is Sister London's phone number?

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You can contact Sister London's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Sister London's official website and social media links?

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Sister London's official website is sisterlondon.com and has social profiles on LinkedIn.

How much revenue does Sister London generate?

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As of August 2026, Sister London's annual revenue is estimated to be <$1M.

What is Sister London's SIC code and NAICS code?

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Sister London's SIC code is 8742 - Management Consulting Services and NAICS code is 541613 - Marketing Consulting Services.

How many employees does Sister London have currently?

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As of August 2026, Sister London has approximately 3 employees across 3 continents, including Europe, Asia and North America. Key team members include Senior Account Director: M. O., Creative Director: K. O. and Accounts Director: S. M. Explore Sister London's employee directory with LeadIQ.

What industry does Sister London belong to?

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Sister London operates in the Advertising Services industry.

What technology does Sister London use?

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Sister London's tech stack includes Amazon Web Services, WordPress, CookieYes, Shopify, Microsoft 365, Priority Hints, ZURB Foundation and Vimeo.

What is Sister London's email format?

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Sister London's email format typically follows the pattern of First.Last@sisterlondon.com. Find more Sister London email formats with LeadIQ.

When was Sister London founded?

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Sister London was founded in 1999.
Sister London logo

Sister London

Advertising ServicesEngland, United Kingdom2-10 Employees

Sister London is a London-based integrated marketing agency that blends strategic insight with content to shape campaigns. Its services cover digital marketing, public relations, design, and events, and it works with destination, food, and lifestyle brands worldwide. As a small agency, it maintains a dedicated team focused on delivering results for clients. The firm was founded in 1999 by Sarah Millar and Kay Copeland.
In its client work, the firm positions itself as an advisor that draws on experiential understanding to guide campaigns toward client objectives. In November 2024, Sister London partnered with Canary Wharf Group to deliver the launch campaign for Eden Dock.

Section iconCompany Overview

Phone number
SIC Code
8742 - Management Consulting Services
NAICS Code
541613 - Marketing Consulting Services
Founded
1999
Employees
2-10

Section iconFunding & Financials

  • <$1M

    Sister London's revenue is estimated to be in the range of <$1M

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