How to find influencers suited to your brand?

Influencer marketing has now established itself as one of the most powerful levers available to brands, yet finding an influencer who is truly aligned with your world remains a significant challenge. This guide walks you through the concrete steps and methods to identify the ideal partner.

Why it pays to take the time to find the right influencer(s)

A well-chosen influencer can transform a brand’s visibility and generate a significant return on investment. According to several industry studies, influencer marketing generates an average of 5 to 7 euros in returns for every euro invested. Conversely, a poor choice exposes the brand to real risks: budget wasted on an unqualified audience, association with a controversial profile, or even a PR crisis that is difficult to contain. Selecting an influencer is therefore not a decision to be taken lightly — it requires a methodical approach and rigorous selection criteria.

Criteria for identifying the ideal influencer

Before launching your search, three fundamental criteria should guide your thinking: your objectives, the type of influencer suited to your budget, and alignment of values.

Defining your target audience and objectives

The first step is to clarify what you expect from the campaign: are you looking to build brand awareness, drive conversions, or boost engagement on social media? Once that objective is established, define your target persona precisely (their age, interests, and preferred platforms), then verify that the influencer’s audience matches that profile.

For example, a natural cosmetics brand targeting eco-conscious women aged 25–35 would be far better served by finding an influencer whose followers share those same environmental concerns, rather than simply aiming for a large follower count.

Choosing the type of influencer based on your budget (nano, micro, macro, mega)

Influencers are divided into four main categories:

• Nano-influencers (fewer than 10,000 followers): highly engaged community, accessible rates (often under €200/post), ideal for precise niches
• Micro-influencers (10,000 to 100,000 followers): excellent engagement-to-cost ratio, recommended for SMEs and emerging brands
• Macro-influencers (100,000 to 1 million followers): broader reach, budgets of €1,000 to €10,000/post depending on the platform
• Mega-influencers (more than 1 million followers): maximum visibility, but high rates (€10,000 and above) and often lower engagement

For small brands or first-time campaigns, micro-influencers generally offer the best return on investment thanks to higher engagement rates and a close relationship with their community.

To dive deeper into this topic, check out our comprehensive guide on the different types of influencers.

Checking the alignment of values between the influencer and your brand

An influencer may have all the right numbers and still not match your brand’s image. Values alignment is a non-negotiable criterion : analyse recent posts, editorial positioning, public stances, and any potential controversies. A brand committed to social or environmental causes cannot afford to collaborate with a profile whose content contradicts those commitments, at the risk of triggering devastating backlash.

Proven methods for finding an influencer for free

It is not always necessary to invest in costly tools to get started. Here are the most effective free approaches.

Manual search on social media (Instagram, TikTok, YouTube)

Every platform has powerful native search features. On Instagram, use the search bar with keywords related to your industry (e.g. “vegan cooking”, “interior décor”) and filter by “Accounts”. On TikTok, the search engine highlights active creators within a given topic. On YouTube, search for channels specialising in your field.

Remember to check the automatically generated similar profile suggestions: they often help you discover relevant, less approached profiles.

Using relevant hashtags in your industry

Hashtags are a goldmine for identifying active creators in your niche. Start with broad hashtags (#fashion, #fitness, #beauty) then narrow it down with more specific ones (#sustainablefashion, #fitnessathome). Check the “top posts” for each hashtag to spot the profiles generating the most engagement. Gradually build a list of potential influencers to qualify at a later stage.

Analysing influencers who collaborate with your competitors

This approach is particularly effective because these influencers are already familiar with your industry and have demonstrated their ability to talk about similar products. Browse your competitors’ feeds to identify sponsored posts (#ad, #sponsored mentions) and analyse the performance of those collaborations (number of comments, quality of interactions). You can then reach out to these influencers with a differentiating proposal that highlights what your brand uniquely brings to the table.

Identifying influencers among your existing followers and customers

This method is often underestimated, yet it is remarkably effective. Some of your customers may already be influential content creators who genuinely appreciate your brand. Regularly browse your subscriber list in search of active profiles, and check their follower count and engagement rate. Their authenticity and real-world knowledge of your products are a major advantage. Consider creating a structured ambassador programme to retain these profiles over the long term.

Tools for finding a qualified influencer

Beyond manual searching, technology solutions can save valuable time in the selection process.

Specialist influencer marketing platforms

Several dedicated platforms centralise influencer databases with advanced filters:

• Upfluence : powerful search engine with built-in analytics
• AspireIQ : focused on campaign management and long-term influencer relationships
• Kolsquare : a highly comprehensive European solution, valued for its data accuracy — and the tool we use at Midnight Agency

These platforms allow you to filter by niche, location, audience size or engagement rate, and some offer freemium versions so you can test them before committing to an investment.

Influencer research and analysis tools

To complement your selection, specialist analysis tools allow you to verify audience quality:

• HypeAuditor : in-depth audience analysis and fake follower detection
• Social Blade : account growth tracking on YouTube, Instagram and TikTok
• BuzzSumo : identification of the top-performing content creators by topic

These tools analyse key metrics such as engagement rate, account growth, audience demographics and geographic distribution.

Using Google or LLMs

Don’t overlook traditional search engines. Queries such as “top influencers [your industry] France” or “top TikTok creators [niche]” can surface rankings and specialist articles that reference relevant profiles.

LLMs (ChatGPT, Perplexity…) can also help you generate lists of well-known influencers within a given field. Always cross-reference these results with your own social media research to verify the relevance and recent activity of the profiles you have identified.

How to evaluate and select the right influencer?

Once you have drawn up your shortlist of candidates, here are the key evaluation criteria to consider before making your final decision.

Analysing engagement rate and audience quality

Engagement rate is calculated by dividing the number of interactions (likes + comments + shares) by the number of followers. Benchmarks vary depending on the platform : a good rate is around 3–6% on Instagram and 5–10% on TikTok. This figure is far more telling than a simple follower count. Also assess the quality of comments: are they relevant and written in the target language?

A string of generic comments like “so fire 🔥” is often a telltale sign of an artificial audience.

Detecting fake influencers and follower purchases

Several warning signs should raise a red flag: sudden, unexplained spikes in follower growth, a heavily imbalanced follower-to-engagement ratio, or an abnormally high proportion of followers based in countries unrelated to the target audience. Repetitive comments in foreign languages are also suspicious. Tools such as HypeAuditor or Modash can automatically calculate an “authenticity score.” This verification step is essential to protect your investment.

Verifying the authenticity of content and interactions

Beyond the numbers, assess the intrinsic quality of the content: is it original, well-produced, and consistent over time? Is the tone genuine or does it feel overly “promotional”? Also analyse the interactions: does the influencer respond to comments? Do they foster genuine conversation with their community? A campaign driven by an authentic, engaged creator will always deliver better results than a straightforward product placement.

Reviewing past collaborations and results

Take a close look at the influencer’s partnership history. A profile that accumulates collaborations across widely different sectors loses credibility in the eyes of its community. Where possible, reach out to former brand partners for their feedback. Also verify that the influencer strictly complies with applicable regulations (disclosures such as #ad, #sponsored, #partnership): this is a mark of professionalism and transparency towards their audience.

Leverage a strong network

Having access to a network of pre-qualified influencers is a significant advantage. Agencies specialising in influencer marketing maintain direct relationships with creators across a wide range of niches, making it possible to quickly identify the right profiles and negotiate under better conditions. Working with an agency also means benefiting from hands-on expertise to avoid common pitfalls and maximise the impact of every campaign.

Midnight Agency: your partner for finding the perfect influencer

Midnight Agency is a specialist influencer marketing agency that supports brands from start to finish in their creator strategy. From sourcing and vetting profiles to full campaign management, our teams put their expertise and network to work for you to find an influencer perfectly aligned with your goals and values. Have a project in mind?

Contact us to discuss it.