Top Search Engine Marketing (SEM) Agencies
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Featured
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$1,000+$100 - $149 / hr250 - 999Paramus, NJServices provided
See all 357 projectsSmartSites is a distinguished SEO and digital marketing agency that specializes in enhancing online visibility and improving website rankings through comprehensive search optimization strategies. The majority of their reviews—approximately 95%—highlight their expertise in SEO services, digital visibility enhancement, and project management, praising their timely communication and significant improvements in website traffic and SERP optimization. Clients consistently commend SmartSites for their professionalism and responsiveness, with particular acclaim for their ability to deliver results-driven SEO and search engine marketing services.
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UndisclosedUndisclosed2 - 9Wilmington, NC
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See all 1 projectsWeb Wizards USA is a web development company that was hired to create a production-ready Laravel application. However, the client feedback is overwhelmingly negative, with 100% of the reviewers expressing dissatisfaction due to poor project management, unmet deliverables, and lack of communication, resulting in significant financial and time losses.
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$5,000+$25 - $49 / hr10 - 49Dubai, United Arab Emirates
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Taqseem Marketing Management LLC is a branding firm launched in 2022. Their team provides Branding and Social Media Marketing.
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$1,000+< $25 / hr10 - 49Kolkata, India
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Launched in 2011, Seven Boats Info-System Private Limited is a branding firm. The small team provides Branding and Social Media Marketing.
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$1,000+< $25 / hr10 - 49
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SEO Center USA offers services such as SEO, website design, and Google Ads, focusing on enhancing online visibility and website ranking. Clients commend their excellent project management, responsiveness, and the value for cost they provide, with notable success in generating leads and increasing website traffic. Their 24/7 availability and effective search optimization capabilities are frequently highlighted in reviews.
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Undisclosed< $25 / hr10 - 49
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Headquartered in Sahibzada Ajit Singh Nagar, India, Techwalk Solutions is a small social media marketing company. Their services include Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed10 - 49Delhi, India
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Hash Digitech, a SEO services firm, specialize in Search Engine Optimization and Pay Per Click. They were launched in 2022.
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$1,000+$50 - $99 / hr10 - 49Plovdiv, Bulgaria
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SP MEDIA is an Advertising company. The team is in Plovdiv, Bulgaria, and their services include Advertising and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Noida, India
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Ngnetworksit is a small branding company in Noida, India and Delhi, India. The team specializes in Branding and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49Sheridan, WY
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In Sheridan, Wyoming, Coldespy - Digital Marketing Agency LLC is a small SEO services firm. The team focuses on Search Engine Optimization and Web Design.
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$1,000+< $25 / hr10 - 49Los Angeles, CA
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Webseotrends is a SEO agency. They are in Los Angeles, California and have small team. They offer Search Engine Optimization and Web Design.
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UndisclosedUndisclosed10 - 49
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Scaliv is a small branding firm established in 2019. Their team specializes in Branding and Content Marketing.
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Undisclosed< $25 / hr10 - 49Kyiv, Ukraine
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Established in 2015, iWeb is a small Kyiv, Ukraine-based social media marketing firm. Their team focuses on Social Media Marketing and Search Engine Optimization.
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$1,000+$25 - $49 / hr10 - 49
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Social media marketing firm Ocean Digitech Pvt Ltd. Was founded in 2022. The small team focuses on Social Media Marketing and Search Engine Optimization.
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UndisclosedUndisclosed10 - 49Delhi, India
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Tech Contributors is a social media marketing company. They specialize in Social Media Marketing and Search Engine Optimization and were launched in 2023.
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$1,000+$50 - $99 / hr2 - 9Vista, CA
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Marketing Apes, a Digital Strategy company, was launched in 2006. They focuses on Digital Strategy and Email Marketing.
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$1,000+$100 - $149 / hr50 - 249Hyderabad, India
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Intellasphere India is a Content Marketing company. Founded in 2007, the team specializes in Content Marketing and Conversion Optimization. The agency is in Hyderabad, India.
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$1,000+< $25 / hr2 - 9Hounslow, England
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Content Marketing company WebSwiggy was founded in 2016. Located in Hounslow, England, the team specializes in Content Marketing and E-Commerce Development.
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$1,000+$100 - $149 / hr50 - 249Abidjan, Côte d'Ivoire
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Aguima Web Agency is an user experience company. The Abidjan, Côte d'Ivoire-based team focuses on UX/UI Design and Conversion Optimization.
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$1,000+$100 - $149 / hrFreelancerSanta Rosa, CA
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Bonsai Marketing is a pay per click company. Established in 2012, the firm is based in Santa Rosa, California. Their services include Pay Per Click and Search Engine Optimization.
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$1,000+$50 - $99 / hrFreelancerDubai, United Arab Emirates
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Ehtesham Nazir, a SEO services firm, was founded in 2014. They offers Search Engine Optimization and Branding.
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$5,000+$100 - $149 / hr2 - 9
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Webbed Feet is a website development company. They were launched in 2001 and specialize in Web Development and Web Design.
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$10,000+$50 - $99 / hr2 - 9Abuja, Nigeria
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See all 1 projectsKM Consulting Nigeria offers services in web portal design, development, and digital marketing. Overall feedback highlights their professionalism, effective workflow, and strong project execution, resulting in a significant online presence and awareness for their clients. The company is noted for its top-notch graphic content, time management, and excellent project delivery.
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$5,000+< $25 / hr10 - 49Lecheria, Venezuela
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Back9 is a branding agency. The Lecheria, Venezuela-based agency was established in 2018. Their team provides Branding and Conversion Optimization.
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$1,000+$100 - $149 / hr2 - 9
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Liiime is a small social media marketing company. Founded in 2023, the team specializes in Social Media Marketing and Content Marketing.
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$1,000+< $25 / hr10 - 49Chennai, India
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MADRO DIGITAL is a social media marketing company launched in 2016. The firm focuses on Social Media Marketing and Web Design, and is small.
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$1,000+$50 - $99 / hr2 - 9London, England
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Business Startup Services, a SEO services firm, was launched in 2019. The company offers Search Engine Optimization and Social Media Marketing, and is small.
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$1,000+$50 - $99 / hr10 - 49Birmingham, England
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Wow Group is a web design agency. They are based in Birmingham, England. Their team offers Web Design and Web Development.
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$1,000+$50 - $99 / hr2 - 9Noida, India
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See all 1 projectsDesignomate specializes in website development, particularly using Shopify, and integrates social media platforms such as Instagram for their clients. Feedback highlights their professionalism, effective communication, and reasonable pricing. Clients appreciate the high-quality and professional appearance of the websites created by Designomate, with no notable areas for improvement.
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UndisclosedUndisclosed2 - 9Blackburn, England
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See all 1 projectsDigivizor Ltd offers Search Engine Optimization services, focusing on improving website ranking and online visibility. Clients appreciate their professionalism, timely responses, and effective use of up-to-date SEO tools. The company has demonstrated success in enhancing website performance and fixing issues, resulting in increased search engine rankings.
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$10,000+$25 - $49 / hr10 - 49Sahibzada Ajit Singh Nagar, India
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See all 1 projectsCrown Hill IT Solutions offers a comprehensive range of services, including SEO, Keyword Research, On-Page Optimization, and Technical SEO. The overall feedback is highly positive, emphasizing their effectiveness in increasing online visibility, improving website ranking, and delivering projects on time. Clients appreciate their commitment to deadlines and responsiveness, which fosters a true partnership focused on achieving business goals.
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$5,000+$200 - $300 / hr10 - 49Joplin, MO
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See all 1 projectsRibbitz LLC offers SEO, social media marketing, and staff augmentation for software development. Reviews consistently highlight their meticulous project management, timely delivery, and expert resource categorization. Clients appreciate their ability to enhance online visibility and website ranking, making them a reliable choice for search optimization services.
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$5,000+$150 - $199 / hr2 - 9
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See all 1 projectsMammoth Media offers comprehensive digital marketing services, including SEO, social media marketing, and content creation. Reviews highlight their personalized strategies that enhance online visibility and drive organic traffic. Clients commend their responsive customer service and effective project management, resulting in significant improvements in website ranking and audience engagement across platforms.
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$1,000+$25 - $49 / hr250 - 999New York, NY
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See all 1 projectsProquantic Software specializes in creating and enhancing websites, offering services tailored to business promotion needs. Client feedback highlights their exceptional communication, professionalism, and the ability to deliver aesthetically pleasing and functional websites on time and within budget. Their honest and considerate approach is consistently praised, making them a reliable choice for digital solutions.
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Undisclosed$50 - $99 / hr2 - 9Miami, FL
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Actimedia Digital is a small Miami, Florida-based SEO services firm. Their services include Search Engine Optimization and Web Design.
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UndisclosedUndisclosed2 - 9Huntersville, NC
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WebScout is a branding agency. Based in Huntersville, North Carolina, the company specializes in Branding and Digital Strategy.
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$1,000+< $25 / hr2 - 9
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MSalesLeads is a Digital Strategy company. Founded in 2015, the company is in Miami, Florida. Their services include Digital Strategy and Content Marketing.
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$1,000+$25 - $49 / hr2 - 9Pasadena, CA
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Terminus Agency is a small Pasadena, California-based social media marketing agency. Their services include Social Media Marketing and Web Design.
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$1,000+$25 - $49 / hr2 - 9Chennai, India
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Digital Market Hubs is a SEO services firm. The Chennai, India-based agency was launched in 2017. Their services include Search Engine Optimization and Content Marketing.
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$5,000+$100 - $149 / hr2 - 9Alameda, CA
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C3i3 Interactive is a web design company established in 2002. Located in Alameda, California, the team specializes in Web Design and Search Engine Optimization.
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$10,000+$100 - $149 / hr2 - 9Coconut Creek, FL
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IGreen Marketing is a SEO services firm. Founded in 2011, their team specializes in Search Engine Optimization and Pay Per Click.
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$5,000+$100 - $149 / hr2 - 9Ankeny, IA
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Fox Web Design is a small e-commerce development firm established in 1998. Their services include E-Commerce Development and Search Engine Optimization.
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$10,000+$150 - $199 / hr2 - 9Sileby, England
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Splendid Apple Ltd is a SEO services firm. The Sileby, England-based firm was launched in 2011. Their team specializes in Search Engine Optimization and Web Design.
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$5,000+$100 - $149 / hr2 - 9San Jose, CA
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ElectroRocket Productions is a San Jose, California-based Content Marketing company. They offer Content Marketing and Graphic Design.
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$1,000+$25 - $49 / hr2 - 9
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Blue Tide Website Design, a web design company, was founded in 2017. The firm provides Web Design and Search Engine Optimization, and is small.
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Undisclosed$25 - $49 / hr2 - 9
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Sri Hayavadhana Info-tech is a small India-based web design company. Their services include Web Design and Search Engine Optimization.
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$5,000+$100 - $149 / hr2 - 9Cranston, RI
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Black Door Creative is a web design agency. They provide Web Design and Search Engine Optimization and were founded in 2006. The company is based in Cranston, Rhode Island.
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$5,000+$100 - $149 / hr2 - 9Helsinki, Finland
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Digital Strategy company The F Company was founded in 2017. The team provides Digital Strategy and Content Marketing.
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$1,000+< $25 / hr2 - 9New Delhi, India
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Adsvenues is a web design agency located in New Delhi, India and New Delhi, India. Launched in 2017, the team offers Web Design and Web Development.
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$1,000+$50 - $99 / hr2 - 9
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IN Local Marketing is a SEO services firm launched in 2003. Their services include Search Engine Optimization and Advertising.
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UndisclosedUndisclosed2 - 9Chicago, IL
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Part Three is a Marketing Strategy company. Their small team is in Chicago, Illinois. Their services include Marketing Strategy and Pay Per Click.
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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.
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Top Search Engine Marketing (SEM) Agencies
An SEM company plans, launches, and manages paid search campaigns on platforms such as Google Ads, Microsoft Advertising, and Amazon. Their specialists research high-value keywords, write ad copy, set up audience targeting, adjust bids in real time, and run A/B tests to maximize return on ad spend (ROAS). They also track conversions, deliver performance reports, and provide strategic recommendations that align with your wider digital marketing objectives.
Most agencies deliver an end-to-end suite that can include:
- Keyword research & competitive analysis
- Campaign setup (Search, Shopping, Display, YouTube)
- Bid management and budget pacing
- Ad copywriting and creative testing
- Landing-page optimization
- Remarketing and audience segmentation
- Conversion tracking and analytics integration
Some firms also bundle complementary channels, such as programmatic display or social PPC, to create a unified digital marketing strategy.
SEM engagements usually fall between $3,000–$20,000 per month, but pricing scales with ad spend, account complexity, and service level. Smaller businesses might work with an agency on a management-fee model (e.g., 10%–20% of monthly media spend), while enterprises often negotiate flat retainers or performance-based contracts. Always ask for a clear breakdown of management fees versus ad budget before signing.
Start by defining your KPIs, such as lead volume, e-commerce revenue, or customer acquisition cost. Then:
- Review case studies in your industry.
- Check Clutch client reviews for transparency, communication, and results.
- Compare pricing models (percentage of spend, flat fee, or hybrid).
- Request a campaign audit or strategic roadmap to gauge expertise.
Selecting a partner whose reporting cadence and collaboration style match your internal workflow will set the engagement up for success.
- “Guaranteed #1 ranking” claims (ad position depends on auction dynamics).
- Lack of access to the ad account or data ownership.
- Vague reporting that focuses on clicks instead of revenue-driven metrics.
- One-size-fits-all strategies with minimal keyword research.
- Slow or inconsistent communication during the sales process.
- How will you structure our campaigns and why?
- Which metrics will you report on weekly and monthly?
- What tools or automations do you use for bid management?
- Can you share a recent success story in a similar industry or budget range?
- Who will be my day-to-day point of contact, and how many accounts do they manage?
- How do you coordinate SEM with SEO and other digital marketing channels?
Agencies bring platform certifications, cross-account data, and advanced tools that small teams can’t always justify purchasing. Their experience shortens the testing cycle, reduces wasted spend, and frees internal staff to focus on broader marketing initiatives.
Freelancers are ideal for limited budgets or project-based needs. Agencies, however, provide a multidisciplinary team including strategists, copywriters, designers, and analysts that can scale campaigns quickly and cover absences without interrupting performance.