Best Facebook Advertising Agencies [2021] – with the Highest ROI

Dmytro Polishchuk
Dmytro Polishchuk
Content writer and blog editor at PromoRepublic
≈ 5 min read
Upd. on: 7 Oct 2021

Facebook is one the most sophisticated social media advertising networks but it is also a basic part of social media strategies for many brands. You know that it is almost impossible to gain organic reach on Facebook if you’re a freshly created brand. Facebook ads can be quite complicated to tune, but if you want to go into highly detailed targeting you need to invest some time. That’s why many companies find it easier to have professional assistance when they choose to advertise on Facebook.

Sometimes it can be a great idea to leave all the worries about ads worries to a specialist Facebook ad agency. Some of them have a narrow focus, concentrating solely on social media marketing. Others consider themselves more general and add social media advertising (on Facebook and elsewhere) to a comprehensive roster of advertised activities.

In this article, we will name some of the best Facebook Advertising Agencies with the highest ROI. Check it out.

Marketing 360

A full-service digital marketing agency with a strong emphasis on its marketing platform.

The team specializes in social media management, covering Facebook, Instagram, Twitter, LinkedIn, Pinterest, Google My Business, Houzz, and YouTube. Also, they offer end-to-end management of your Facebook advertising that uses their Social Targeting Ads Platform. You can manage your Facebook ads, along with web management, email marketing, short message service (SMS) marketing, and customer relationship marketing (CRM) from a single platform. You can even get a dedicated marketing executive to manage your Facebook advertising. You can check all the results through the platform.

Marketing 360 has an in-house team to develop multiple versions of your ads to test them with different audience segments. After this, the platform uses an algorithm that will direct more of your budget towards performing ads and less towards those less successful.

Iron Roots

This full-service paid advertising agency specializes in Facebook, Instagram, TikTok, Snapchat, and Google. Iron Roots offers full campaign strategy, creativity, targeting, and ongoing optimization. They can help with customer acquisition and use in-house technology to test at scale, achieving unmatched CPA results for App installs, eCommerce sales, B2B leads, Brand awareness, and more.

The company’s team, based in Austin, includes campaign strategists, copywriters, designers, video pros, and dedicated project managers to help your brand. Your company will be guided by a team of experts, with a multi-channel communication and full-service approach. The company’s clients include  Netflix, Gillette, and Warner Bros.


A social media-first agency that helps clients expand and control their engagements on social media through strategy, content production, community management, paid social advertising, and influence management services. They also work with brands across various industries. Clients list include Dick’s Sporting Goods, Beef O’ Brady’s Tri-State Lumber Co. According to their site, their approach is based on strategy and backed by tests, measurements, and optimization to generate the best results.

Lyfe Marketing

A social media marketing and management agency that offers social media services, search engine services, and website design services. They can help with the creation and management of top-performing social media campaigns for businesses. Lyfe Marketing works with Twitter, Facebook, and Instagram on your behalf and helps your business grow brand awareness, relationships, and website traffic. They believe that Facebook is the most popular social media platform where many of your very own customers went for advice, images, and reviews before they found you.

Cool-looking Facebook pages are very important when consumers are on the hunt for a new product or service to meet their needs. It is the key to success among the other 50 million business pages on Facebook. If your page is flooded with top quality content, engagement from your customers, and positive reviews, then you can believe that your business will be the best in the game in customers’ minds over when they are ready to make a purchase. Lyfe Marketing will gladly do your Facebook Management for you and help you to focus on other parts of your business that need your attention.


This full-funnel ad agency will create value for brands with breakthrough creativity, targeted media buying, and data-driven analysis leading to growth.

Their main specialties are Facebook and Instagram advertising and they have a dedicated video studio and a graphic design team to help you. So, if you want stunning, visually appealing Facebook ads here is your chance. MuteSix usually charges 15 percent of your Facebook Advertising expenditure and the service includes ad production, targeting, optimization, and performance reports. Also, MuteSix can help you make cool landing pages for your ads. Multiple versions of ads and A/B tests on different audiences give you only the best possible results.


A full-service growth agency with clients in the direct-to-consumer, mobile, subscriptions, marketplaces, and FinTech sectors. Their services are split into managed services, creative services, and strategy services. Facebook advertising is on the ‘managed services’ shelf.

Bamboo follows mobile-first principles and targets Facebook ads specifically for mobile users. They can help you create a great mobile-first campaign with strategy, management, creative production, and customized reporting. As most of the companies in this list test and optimize Facebook ads, focusing on the ads that achieve the best results for your brand. Bamboo is the growth marketers at their core which means they utilize an agile framework to drive compounding improvements over time.

Loud Mouth Media

These guys don’t call themselves a full-service agency but they offer all the right solutions to help brands grow and stand out from the crowd. When it comes to Facebook, they focus on advertising with conversion rate optimization emphasis. Their strong side is strategic goals that help brands generate awareness, traffic, leads, and sales. Besides Facebook, they also offer Instagram, Twitter, and LinkedIn advertising services, making for a more comprehensive approach to leveraging social media for growth.


The main rule of Facebook advertising is that there are no set rules and these guys understand the importance of testing. You need to test each ad to know whether it is effective with your target audience. Only with regular testing can you see whether you need to improve your ad by rewriting your copy, changing your visuals, or rewording your Calls to Action on different colored buttons. Rainmakers is focused on delivering the best possible ROI on their clients’ campaigns. They are managing Facebook campaigns for the last 15 years helping their clients gain essential brand awareness, and gain invaluable word-of-mouth recognition and fully-targeted leads.

They assist their clients in building strong connections, engaging with their target audiences, and making a lot of eCommerce sales. Rainmakers understand how important social media can be to communicate with your potential customers in real-time.

We hope this list of Facebook Advertising Agencies will help you find one to grow your agency or at least to understand how these companies can help your brand. Find your best Facebook ally and good luck!


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