Top 100 Social Media Marketing Companies in the United States

milk* is a branding and advertising agency based in South Norwalk, Connecticut. They were founded in 2001, and have 62 employees. milk*'s services include social media marketing, digital strategy, public relations, advertising, and branding. Their clients include several prominent global brands.

Citizen Relations is a digital PR agency headquartered in New York City with other offices in Montreal, Toronto, London, Singapore, Los Angeles, Irvine, Calif., Vancouver, and Quebec, Canada. The agency was founded in 1980 and has since grown to a team of 163 employees who provide PR, social media marketing, and various design services to large enterprise clients. 

Connect 4 Web Design is a web service agency headquartered in Alpine, Utah. Founded in 2013, their small team of fewer than 10 specializes in web design and development, custom software development, and advertising.

NP Digital is a SEO company established in 2017. Their midsize team is in London, United Kingdom. The company offers search engine optimization, social media marketing, content marketing, email marketing, and more.

Easton Design, LLC is a web design agency. They are in Iowa City, Iowa and Cedar Rapids, Iowa and have a small team. Their services include web design, social media marketing, search engine optimization, logo, and more.

RevLocal, a digital strategy company, is headquartered in Granville, Ohio; Moorpark, California; Simpsonville, South Carolina and Austin, Texas. The midsize firm was established in 2010. Their team specializes in digital strategy, pay per click, search engine optimization, social media marketing, and more.

Creative Mindworks is a marketing and advertising firm in Miami. Founded in 1998, they have about 18 employees that provide services for PPC, social media marketing, and digital strategy. Clients are in a variety of sectors. 

Web design agency Blade Marketing and Design was launched in 2017. The small Clarksville, Tennessee-based team focuses on web design, search engine optimization, and social media marketing.

Noticed is a digital firm headquartered in Philadelphia with additional offices in New York and Los Angeles. Noticed's team of 14 employees has specialized in e-commerce development, UX/UI design, and PPC since its founding in 2012. They primarily work with small and mid-market businesses. 

Cosmitto is a digital marketing firm based in Pittsburgh. Founded in 2010, the firm has fewer than 50 employees and works with middle-market companies, small businesses, and enterprises in healthcare and medical, automotive, and real estate.  They specialize in content marketing, social media marketing, and conversion optimization.

In Baltimore, Maryland, Bimeo Digital is a digital strategy company. The small team provides digital strategy, social media marketing, email marketing, search engine optimization, and more and was launched in 2015.

Team 218 Web Services is a small SEO company and web design agency. The North Liberty, Iowa-based firm was founded in 2014. Their team offers search engine optimization and web design.

Web Reputation Builders is a boutique web design, web development, SEO and online reputation management firm based in San Diego. Founded in 2009, the small team of five employees provides specialized SEO and web design services.

Clear Profits Digital Marketing is a PPC company established in 2020. Headquartered in Monmouth, Illinois, their small team provides pay per click, social media marketing, content marketing, video production, and more.

Motus Consulting, a SEO services firm, was established in 2021. They are located in Devon, Pennsylvania and have a small team. Their services include search engine optimization, web design, digital strategy, social media marketing, and more.

B3 Media Solutions Inc. is a social media and market research firm headquartered in Los Angeles, California. Founded in 2014, their team of approximately 3 employees serves enterprise clients in the automotive, entertainment, and transportation industries. Their specialties are data analysis and observational research.

Video production and consulting agency Xpedition Media was founded in 2016. Headquartered in Los Angeles, with offices in San Francisco, New York, and Mountain View, Calif. they have a team of 23. They specialize in video production and marketing.

Checkmate Visuals, a video production company, is located in Miami, Florida. Established in 2021, the small team provides video production, content marketing, and broadcast video.

The GCMG Agency is a creative agency founded in 2013 in Agoura Hills, Calif. With no more than 50 members, they specialize in social media marketing, advertising, and branding solutions for small and mid-market clients alike.

SaaS Hero is a SaaS marketing company founded in 2018. They have a team of around 5 employees and are based in Wilmington, N.C. Their services include social media marketing, conversion optimization, and PPC. 

Magnet Digital LLC is a digital marketing company founded in 2017. They're based in Greensboro, N.C. and have a team of around 10 employees. Their services include social media marketing, SEO, PPC, and digital strategy for small businesses. 

Pencil Media Production, LLC is a Torrance, California-based video production agency. The firm offers video production and is small.The firm was established in 2021.

King Willy is a social media marketing firm. Founded in 2013, the small firm is headquartered in Bernardsville, New Jersey. Their services include social media marketing, pay per click, web design, branding, and more.

SWIDIA is a Chicago-based marketing agency founded in 2017. Their team of fewer than 50 provides marketing strategy, media buying and planning, and social media marketing services for small and mid-market firms in industries such as arts, consumer products, and e-commerce.

Thor Social is a digital marketing agency based in Washington, DC, with offices in New York, Phoenix, Los Angeles, Miami, Atlanta, and Boston. The agency, founded in 2019, has a team of less than ten that provides social media marketing, SEO, PPC, advertising, email marketing, and web design services. Thor Social serves small and mid-market companies and institutions in various industries that include business services, consumer products & services, and education. 

Ray Rico Freelance is a marketing agency based in Memphis, Tenn., and founded in 2007. With over two employees, they provide advertising, branding, and social media marketing solutions to various clients.

AdShark Marketing is a pay per click company. The small team is in Fargo, North Dakota. Their services include pay per click, web design, search engine optimization, conversion optimization, and more.

Silvernail Web Design is a WordPress digital marketing agency located in South Bound Brook, N.J. Founded in 2009, they employ three staff experienced with custom WordPress design, SEO, content marketing, and SMM. They work with small, midmarket and global companies, particularly in business services, healthcare, education, and consumer products.

Brandfirm is a small business marketing agency headquartered in Mesa, Ariz. The company was established in 2016, and has just 2 people who provide a variety of services. Their services include branding, web design, logo, and social media marketing.
 

RocketDog Communications is a Seattle-based full-service marketing agency. Founded in 1999, their small team of 2–3 mainly serves enterprise-level clients. The team specializes in interactive web, email campaigns, and package design. They're also proficient in web design, branding, and social media marketing.