We have carefully evaluated over 3,500 companies’ services, awards, portfolios, industry reputation, pricing, and client reviews to help you find lead generation companies that can tailor their strategies to your unique needs and deliver exceptional results. Read on to discover these agencies’ specializations and featured case studies to get one step closer to finding your partner.

The Number 1 Lead Generation Company as Selected by DesignRush Is:

Belkins

• Best for: Overall
• Average hourly rate: $50
• Minimum budget: $1,000-$10,000
• Founded: 2017
• Size: 250-499
• Location: Dover, DE
• Notable clients: X3 Marketing Group, Sekisui, MONA Payment, Cengage, CitrusAd

Belkins is an award-winning lead generation company with expertise in over 50 industries. It powers businesses to generate high-quality leads and drive sales through its core services that include appointment setting, email outreach, and cold calling. Clients experience a significant boost in their lead generation efforts, as Belkins' lead generation team delivers 200+ opportunities annually, a 15% deal closing rate, a 10:1 return on investment, and a cost savings of 75% compared to maintaining an in-house team.

Belkins Success Story

• Challenge: X3 Marketing Group, a digital marketing agency specializing in construction, roofing, HVAC, and plumbing, had a bad experience with a previous lead generation company. The partner provided unqualified leads, resulting in zero booked appointments. X3 Marketing Group required a consistent flow of qualified leads within a narrow niche in a highly competitive market.
• Solution: Belkins stepped in and implemented a targeted local outreach campaign focused on businesses in specific industries. It also segmented leads according to the face-to-face (F2F) approach. After segmenting leads by industry, Belkins' lead generation team crafted personalized email templates to address specific pain points and needs.
• Results: The lead generation service resulted in 115 booked appointments in just 14 months, with an impressive average of 10 appointments set per month. X3 Marketing Group also closed 20 deals and achieved a 100% KPI performance. Belkins' approach to F2F meetings contributed to a remarkable 20% deal closing rate.

Check Out Belkins Agency Profile

Callbox

• Best for: Account-based marketing (ABM) lead generation
• Average hourly rate: Inquire
• Minimum budget: Inquire
• Founded: 2004
• Size: 500-999
• Location: Los Angeles, CA
• Notable clients: Snapback, Amazon, Google, Microsoft, SAP

Callbox is a leading global B2B lead generation company with over 20 years of experience. Powered by AI and a team of 800+ marketing professionals, it helps businesses of all sizes and industries generate high-quality leads and close more deals. Callbox has a proven track record in its lead generation service, sales appointment setting, and outbound sales development. It has completed over 10,000 campaigns and is proudly serving more than 15,000 companies worldwide.

Callbox Success Story

• Challenge: Snapback, a leading digital marketing agency, has successfully helped over 4,000 brands reach billions of people online. However, intense market competition has made it challenging to stand out and acquire new customers. To address the increasing competition and boost its online presence, Snapback decided to partner with a lead generation company.
• Solution: Callbox responded to the challenge by designing a comprehensive account-based marketing (ABM) lead generation and appointment setting campaign for the client. It combined multi-channel lead management, sales enablement, CRM tools, and account management. Callbox managed the database, ran social media campaigns, and provided ongoing support to facilitate client-prospect meetings.
• Results: The six-month ABM lead generation campaign delivered outstanding results. It generated a total of 96 sales appointments, resulting in 7 marketing qualified leads, 14 requests for information, 6 callbacks, 10 potential leads, and 387 social media connections.

Check Out Callbox Agency Profile

CIENCE Technologies

• Best for: AI technology-driven lead generation
• Average hourly rate: $25
• Minimum budget: $1,000-$10,000
• Founded: 2015
• Size: 1,000 & Up
• Location: Denver, CO
• Notable clients: Impact Workforce Technology, SAP, FIVESTARS, Travel Tripper, Raise

CIENCE Technologies sets a new standard for lead generation services with AI-driven insights and strategies. It leverages Memory AI and other AI technologies to accurately identify in-market buyers, personalize outreach across various channels, and convert them into qualified leads. With over 1,200 employees, CIENCE has grown into a global force, helping clients across diverse industries increase their pipeline and achieve online success.

CIENCE Technologies Success Story

• Challenge: Impact Workforce Technology focuses on innovative HR technology solutions designed to help organizations increase their workforce efficiency. The company lacked the established processes and resources to consistently generate qualified leads and nurture potential customers. This made increasing sales and achieving predictable growth very difficult.
• Solution: CIENCE stepped in and launched a Sales Development Project to address Impact Workforce Technology's lead generation challenge. It enriched the client's database with accurate contact information for qualified leads. The lead generation company also created customized messages for an email outreach campaign, which was managed by a Customer Success Manager.
• Results: The project successfully generated leads that met the client's target criteria. CIENCE's experienced SDR successfully initiated numerous B2B conversations with staffing companies, identified the potential clients' needs, and set up meetings with decision-makers. This effective outreach contributed to a 10% response rate, resulting in 20 qualified prospects within the first two months.

Check Out CIENCE Technologies Agency Profile

HigherVisibility

• Best for: SEO lead generation
• Average hourly rate: Inquire
• Minimum budget: $1,000-$10,000
• Founded: 2008
• Size: 50-99
• Location: Memphis, TN
• Notable clients: Warner Brothers, eBay, HotWorx, Allied Van Lines

Top lead generation company HigherVisibility aims to drive measurable, profitable growth to companies through its proprietary Targeted Growth System. The system involves creating custom, data-driven SEO, link building, PPC, and Facebook Ad strategies that precisely target high-intent leads and continuously optimize campaigns. Through it, it has helped various clients increase organic leads by 146% and return on ad spend (ROAS) by 124%. HigherVisibility has also gained multiple awards and recognitions for its outstanding campaigns, including the US Agency Awards and the US Search Awards.

HigherVisibility Success Story

• Challenge: Allied Van Lines struggled with a low number of leads due to damaged site trust, low search visibility, and spammy links. As a result, the company was falling behind competitors despite its established brand name.
• Solution: HigherVisibility analyzed user data, past PPC campaigns, and website performance to create a content and keyword strategy that aligned with user intent. It also implemented on-page optimization, conversion rate optimization, and link-building campaigns.
• Results: Within 12 months, Allied Van Lines improved organic traffic by 2.6% year-over-year (YoY), month-on-month leads by 800%, and organic conversion by 9.4% YoY.

Check Out HigherVisibility Agency Profile

LeadBird

• Best for: B2B pay-per-lead generation
• Average hourly rate: $1
• Minimum budget: Inquire
• Founded: 2019
• Size: Under 49
• Location: Los Angeles, CA
• Notable clients: Jacob Tyler, Zycada, Ammo Studio, Velox Media, App Labs

LeadBird is a lead generation company trusted by over 100 active clients. It specializes in high-performance, hyper-personalized cold email campaigns designed to identify and engage qualified prospects. LeadBird offers a unique and cost-efficient lead generation service through its pay-per-meeting-ready-lead model. This provides a significant advantage by ensuring clients only pay for leads who are genuinely interested and ready to schedule a meeting.

LeadBird Success Story

• Challenge: Jacob Tyler, a full-service branding agency, couldn’t secure a steady flow of clients. Relying primarily on referrals, its outbound marketing and lead generation efforts were not producing results. To address this, they turned to LeadBird's proven lead generation services to find qualified prospects.
• Solution: LeadBird handled the entire lead generation process, from prospecting to cold email outreach, ensuring a steady stream of qualified leads. Jacob Tyler's team simply needed to engage with the pre-qualified prospects and convert them into paying clients.
• Results: LeadBird's targeted lead generation efforts generated over30 meeting-ready leads within a few months, with each lead being highly targeted and qualified. Through its partnership with the lead generation company, Jacob Tyler was able to close multiple deals, which translated into a substantial increase in revenue.

Check Out LeadBird Agency Profile

Martal Group

• Best for: Sales enablement
• Average hourly rate: $45
• Minimum budget: $10,000-$25,000
• Founded: 2009
• Size: 50-99
• Location: Toronto, Canada
• Notable clients: Awin, Clickworker.com, Incentives-Solutions.com, Semasio.com, Kipod.com

The Martal Group is a trusted lead generation company with over 15 years of experience in the industry. It serves a diverse clientele from startups to Fortune 500 companies, helping them manage and accelerate the various stages of their sales pipeline. The Martal Group employs over 200 skilled sales development representatives (SDRs) and sales executives on-demand who excel at sourcing qualified leads through outbound and inbound strategies like email outreach, cold calls, account-based marketing, and appointment setting.

Martal Group Success Story

• Challenge: Awin is a leading affiliate marketing platform based in Berlin, Germany. It sought the Martal Group's lead generation services to expand its market share and increase sales in North America by connecting with advertising leaders in the travel and retail industry.
• Solution: After conducting in-depth market research and analyzing buyer intent data, the Martal Group developed targeted and multi-channel campaigns, delivered through email, LinkedIn, and cold calls. The lead generation company also worked closely with Awin's sales team to refine its ideal customer profile, optimize campaign performance, and qualify new opportunities.
• Results: The high open rates of Martal Group's outbound email campaigns generated 10,500 prospects and 3 qualified leads per month. This success enabled Awin's rapid expansion and became one of the leading affiliate marketing platforms in the US, with over400 merchants and 12,000 publishers joining monthly.

Check Out Martal Group Agency Profile

Skyline Social

• Best for: Facebook ads lead generation
• Average hourly rate: $1
• Minimum budget: Inquire
• Founded: 2011
• Size: Under 49
• Location: Miami Beach, FL
• Notable clients: The Profitable Firm, Multiple Done-For-You Packages, RRP Inc, Winning The Six Figure Sale, C8 Associates

A full-service lead generation company, Skyline Social, has helped business owners get leads and clients 100% online. It uses a client-centric approach to ensure that every campaign is tailored to a company's specific targets to generate high-quality leads and boost sales. Skyline Social's Done-For-You Lead Generation system creates a complete lead generation campaign for clients, including sales funnel, ads, follow-up emails, and video sales letter, leading to predictable sales appointments every month.

Skyline Social Success Story

• Challenge: The Profitable Firm, a creative agency focused on accountants, created high-quality content for its clients' marketing, websites, and branding. Despite its excellent efforts, it couldn’t consistently generate qualified leads from potential clients using Facebook ads. It wanted a more automated and effective approach to attract and nurture potential customers.
• Solution: To help The Profitable Firm, Skyline Social implemented a multi-pronged lead generation strategy, using a free guide for accountants and an online webinar to attract potential clients. It strategically targeted and split-tested different Facebook audiences within the client's niche, optimizing its approach for maximum effectiveness. The lead generation company also experimented with both Facebook Messenger and traditional email marketing campaigns to identify the most successful channels.
• Results: Skyline Social's lead generation strategies delivered impressive results for the client. Its campaigns generated over 300 new leads while minimizing the cost per email lead to about £5 ($7) on average.

Check Out Skyline Social Agency Profile

SalesRoads

• Best for: Sales development rep (SDR) outsourcing
• Average hourly rate: Inquire
• Minimum budget: Inquire
• Founded: 2006
• Size: 100-249
• Location: Boca Raton, FL
• Notable clients: CrewHu, Shell, Parker, Shell, Clean Energy

SalesRoads is a lead generation company providing sales development rep (SDR) outsourcing and appointment setting services to industrial companies. In its 15+ years of experience, it has set over 100K appointments and built 530 SDR teams. The company’s consistent success has been rewarded with multiple recognitions, including consecutive years on the INC 5000 list.

SalesRoads Success Story

• Challenge: SaaS company, CrewHu, generated leads through event marketing, but it faced challenges with the high cost and limited scope of this approach. It sought to diversify its lead generation strategy and arrange more demos and discovery calls.
• Solution: CrewHu decided to outsource the lead generation task to SalesRoads who collaborated closely with the CrewHu’s CEO to understand the company's ideal customer, its value proposition, and unique selling points. The lead generation company then developed a customized sales playbook that perfectly aligned with the company's business objectives. This playbook proved to be a valuable resource for CrewHu, even after the partnership ended.
• Results: SalesRoads acted as the outsourced "VP of outbound", allowing CrewHu to shift its focus from lead generation to closing deals. The partnership generated a total of 397appointments, including 196 new appointments and 201warm transfers, providing the client with a steady stream of qualified leads.

Check Out SalesRoads Agency Profile

Overdrive Interactive

• Best for: Integrated lead generation campaigns
• Average hourly rate: Inquire
• Minimum budget: Inquire
• Founded: 2001
• Size: 250-499
• Location: Boston, MA
• Notable clients: Guardicore, AIG, GE Healthcare, vbrick, IBM

Overdrive Interactive is a Boston-based lead generation company that serves a wide range of B2B and B2C Fortune 500 companies. It focuses on achieving the ideal balance between cost per lead and lead quality. Overdrive Interactive's data-driven approach uses late funnel metrics to ensure it can deliver not only high-volume leads but also high-quality prospects that convert into customers.

Overdrive Interactive Success Story

• Challenge: Guardicore, a leading segmentation company, lacked a structured approach to leverage its assets for effective lead generation. The company also needed to create a cohesive messaging strategy that highlighted its unique value proposition as the best solution for network segmentation that drives sustainable growth.
• Solution: To achieve the client's goals, Overdrive Interactive implemented an integrated lead generation campaign that involved several strategies, including customer journey mapping, account-based marketing, paid search marketing (SEM), paid social marketing, landing page development, white hat SEO, and banner ads. It also created custom dashboards to facilitate accurate data tracking and segmentation, providing invaluable insights into the campaign's performance.
• Results: Thanks to the integrated lead generation campaign, Guardicore achieved a remarkable 390% increase in paid search lead volume, a 121.2% year-over-year growth in organic website traffic, and an impressive 70% reduction in paid search cost per lead (CPL).

Check Out Overdrive Interactive Agency Profile

Respect Studio

• Best for: LinkedIn lead generation
• Average hourly rate: $100
• Minimum budget: $10,000-$25,000
• Founded: 2016
• Size: Under 49
• Location: Lviv, Ukraine
• Notable clients: Innocode, Adaptovate, Cyber Unit, Metacarbon, Plurilock

Respect Studio is a renowned LinkedIn lead generation specialist, helping individuals and B2B companies worldwide achieve their goals. With a portfolio of over 200 satisfied clients, the lead generation company understands the power of LinkedIn to bring huge benefits to businesses that have a clear understanding of their target audience and possess a compelling unique selling proposition (USP). With over 299,997 generated leads Respect Studio has solidified its spot among the renowned lead generation companies.

Respect Studio Success Story

• Challenge: Innocode, a Ukrainian-Scandinavian software development company, had a strong value proposition and understood its target audience, but it lacked a structured system for lead generation and automated outreach.
• Solution: Respect Studio's lead generation team conducted thorough research on the unique challenges and opportunities of working with Nordic government bodies. It then implemented an omnichannel outreach campaign (labeled Done-With-You), combining email and LinkedIn outreach for different segments. The goal was to provide data-driven automation while allowing Innocode to focus on messaging strategy and content creation.
• Results: The Done-With-You campaign was a resounding success during its four-month run. After teaming up with Respect Studio, the client received over 500 qualified connections, with more than 100 qualified and interested leads and 35+ booked calls. Respect Studio's proven approach enabled the client to establish a reliable and efficient LinkedIn and email lead generation system.

Check Out Respect Studio Agency Profile

How We Picked the Best Lead Generation Service Providers

To provide you with the best possible lead generation services, we conducted a thorough evaluation of thousands of agencies, assessing their specialized areas, client feedback, project success rates, market reputation, team expertise, and clientele.

We used the following criteria to rank the top lead generation service providers:

• Verified reviews: Level of authority based on client satisfaction
• Diverse portfolio: A wide range of successful lead generation projects across various industries
• Industry recognition: Awards, press features, and industry accolades that highlight their outstanding capabilities
• Team expertise: Employee profiles, deep industry knowledge, and proven lead generation experience
• Core services: Results-oriented lead generation services that exceed client expectations
• Industry expertise: Proven ability to deliver targeted lead generation campaigns, increased conversions, and improved customer acquisition

Visit the DesignRush Agency Ranking Methodology page to learn more about our comprehensive selection process.

10 Most Popular Lead Generation Companies Compared