10 Best B2B Sales Outsourcing Companies in 2025

Let’s face it — hiring, training, and managing an in-house sales team for a B2B business isn’t only expensive but risky, especially when you need to scale revenue and expand your market.

So, why don’t you outsource these responsibilities? Choosing the right B2B sales outsourcing company will not relieve you of the immense pressure, but it will help you stay ahead of the fierce competition and drive business growth. 

In this article, we’ve handpicked the top 10 best B2B sales outsourcing companies you can consider for your business in 2025. Let’s get started. 

When Does Outsourcing Sales Make Sense?

If you’re having doubts about whether to outsource your company’s sales development, you’re not alone. Here are some key factors that can help you decide whether it’s the right time to outsource your company’s sales activities: 

1. Startup Scaling Fast

A rapid business growth means bigger operations and the need for more manpower to handle the job. Rather than hiring, onboarding, and training new staff, outsourcing sales can be a better option to provide the necessary manpower to scale sales efforts. With this approach, companies can leverage external resources to handle their sales operations while they focus on other high-value activities. 

2. Companies Entering New Market

Imagine a European company is trying to gain access to the American market, they would need experts who understand the American market, including the consumer’s behavior, the local nuances, and how to position their products effectively to attract more sales. 

This same approach applies to any company entering an uncharted territory. Rather than hiring and training new staff to handle the complexities of the new market, they can outsource to an experienced SDR team that already understands the new territory. 

This experienced team can help to establish a firm foundation in the new region by exploring the cultural differences, sales channel, and the overall market landscape. Having this team by your side will help you gain new traction and break into the market.

3. Teams Needing Specialized Outbound Expertise

If you have a limited budget, chances are you may not have the time and resources to recruit and train new staff. This is why you should outsource your sales activities to a company that has the expertise to generate the results you want. 

With an outsourced team, you have a team of professionals who have gone through the necessary training to perform the job for you. So, you can rest assured and focus on more strategic tasks like closing deals for your business.

10 Best B2B Sales Outsourcing Companies

Need to outsource the B2B sales activities from your end? Here are the 10 best B2B sales outsourcing companies to consider in 2025.

1. ColdIQ — strategic outbound sales experts known for hyper-personalized prospecting and quality over volume

Founded by Michel Lieben and Alex Vacca, ColdIQ is a leading B2B sales outsourcing company that leverages advanced AI sales tools and automation to generate high-quality leads and scale its outbound efforts. 

ColdIQ leverages AI sales tools and unique sales prospecting techniques to build outbound systems and fill the pipeline with quality leads for B2B companies earning over $100k per month. 

You can choose ColdIQ to:

• Build an effective sales tech stack that creates, distributes, and analyzes the performance of cold campaigns. 
• Offer personalized attention to meet customers' needs.  
• They've got experience across different industries to ensure campaign effectiveness. 
• Provide transparency and clear communication to keep clients engaged and help them make an informed decision.

Use Cases

• Audience research and targeting: ColdIQ performs audience research to identify decision-makers that align with your ICP. 
• Data scraping and enrichment: We leverage various AI sales lead generation tools to source enriched data and build a lead list. 
• Email infrastructure setup and warmup: We set up multiple email accounts and configure their technical records to ensure your cold emails land in your prospect’s inbox, not the spam folder. 
• Copywriting: We use AI tools to craft compelling messages for each prospect, driving engagement.
• Campaign optimization: We continuously refine your outreach strategies to achieve better results.
• Sales coaching: We provide training on how to leverage AI and automation tools to scale your outbound sales efforts. 

Case Study — How ColdIQ Helped PeopleLogic Generate 250 Leads Per Month with 40% Conversions

PeopleLogic, a performance-based platform that helps HR leaders automate tasks and surface performance insights, struggled to understand their ideal customer profile and find consistent opportunities for their business. Upon working with ColdIQ for a few months, we helped the company generate about 250 leads per month and increase conversion rates by 40%.

Customer Reviews

“I have been a client of ColdIQ for a bit less than a year. During this time, we generated over a hundred meetings that resulted in 14 client projects and over 400k€ generated.” — Niklas R., CEO of KONUS.

“ColdIQ – we had more leads in the past week than in the last 6 months. We worked with many sales coaches, and they're one of the rare greats."  — Philip S., CEO of EducationMarketing.

Pricing

ColdIQ charges a monthly fee, which we provide via a quote. However, we want you to commit for the first three months at the start of our engagement to achieve your intended goals. After this, there is no long-term commitment, as we strive to provide your business with qualified leads every month. 

2. CIENCE — massive outreach engine with data-driven multi-channel lead generation at scale

Cience is a renowned B2B sales outsourcing and lead generation company established in 2015. 

Combining human expertise with AI technology, Cience delivers scalable solutions and accelerates revenue growth for businesses. They work with companies of all sizes — startups to large enterprises — across various industries to build, manage, and optimize their pipeline growth. 

With experience in diverse industries, Cience can apply its expertise to various kinds of businesses. They offer personalized strategies to fit their clients’ needs and goals. Cience is also renowned for its inbound and outbound marketing efforts, creating a well-rounded approach to lead generation. 

Use Cases

• Outbound sales prospecting: Cience’s outbound SDR team builds advanced outbound systems to boost your lead generation efforts.
• Inbound lead prospecting: The company employs its human experts and AI technology to enhance lead management and brand representation.
• Multi-channel prospecting: The company improves its outreach strategy through additional channels like emails, phone calls, and LinkedIn, to drive engagement across various touchpoints. 

Customer Review

“The hands-on approach. They wanted me to be successful, so I will continue working with them. They also communicate incredibly well and have been incredibly responsive.” — Justin Z., on G2.

Pricing

Contact the sales team for a quote. 

3. Martal Group – North America-based reps with a strong focus on B2B tech and SaaS

Established over 15 years ago, Martal Group remains a leading B2B sales outsourcing company that scales lead generation and sales efforts.

With a global presence and a team of over 200 sales executives, Martal Group delivers tailored sales solutions to drive your business’s revenue growth without needing an internal team. They serve diverse industries such as B2B SaaS, cybersecurity, fintech, healthcare, e-commerce, and more. 

Martal Group has deep experience in various industries, allowing its sales experts to cater to their clients’ specific needs through well-tailored strategies. They understand each business in-depth and tailor an effective outreach strategy to drive engagement and boost conversions.

Use Cases

• Sales outsourcing: Martal Group allows you to hire from its team of sales professionals to reduce the overhead cost of managing an internal team while driving revenue growth. 
• Outbound lead generation: Martal Group fills your sales pipeline with qualified leads through various cold outreach strategies like cold calling, cold emailing, and LinkedIn outreach.
• Inbound lead generation: The company can enhance its organic campaigns with approaches like SEO, high-quality backlinks, and targeted LinkedIn ads.

Customer Review

“Martal Group has successfully obtained marketing-ready and sales-ready leads, resulting in an excellent ROI. Moreover, the quality of their work has exceeded that of their competitors, as they work as well-oiled machines. The team uses Zoom, Microsoft Teams, email, and phone calls to communicate.” — Mark Sewell on Clutch. 

Pricing

Contact the sales team for a quote. 

4. UnboundB2B – global B2B demand generation firm with deep expertise in content syndication and MQL delivery

Next on the list is UnboundB2B. The B2B sales outsourcing company offers lead generation and sales development services to shorten the sales cycle and drive revenue growth for businesses.

It offers its services to companies of all sizes, from growing startups to large enterprises, to scale their sales efforts. From lead generation to outsourcing sales development, Unbound is reputable for delivering quality sales service to drive revenue growth for its clients.

UnboundB2B operates a pay-per-performance model, allowing their clients to pay based on the number of leads they generate, ensuring alignment between both parties. The company is also renowned for its proven track record that delivers significant results, such as shortened sales cycles and improved conversions. 

Use Cases

• B2B lead generation: UnboundB2B attracts and identifies high-qualified leads to advance your sales efforts 
• Sales prospecting: The company implements outbound strategies to identify prospects, qualify leads, make sales calls, and follow up for conversion. 
• B2B advertising: UnboundB2B leverages data to segment their target audience, automate ad purchases, and ensure appropriate placement for maximum reach.

Customer Review

“Thanks to UnboundB2B, the client has a consistent flow of leads, ultimately leading to a high volume of income. They regularly meet weekly to review processes and develop better strategies. As a partner, the client describes the team as flexible, thanks to their ability to scale up as required.” — Melissa, D., on Clutch.

Pricing

Contact the sales team for a quote. 

5. EBQ – comprehensive team structure offering SDRs, marketers, and CRM specialists under one roof

Founded in 2006, EBQ is a top outsourcing sales and marketing company that advances companies’ sales efforts efficiently. Its team of sales professionals dedicates their service to each phase of the buyer’s journey to fill gaps and drive business growth. 

EBQ offers a variety of services, among which is sales outsourcing. Their trained SDRs serve as an extension of your sales teams, delivering quality opportunities to advance your sales efforts. They serve companies of all sizes and industries, ranging from cosmetics to cybersecurity, healthcare to hospitality, SaaS to sports, and more. 

EBQ leverages a data-driven approach to find qualified leads, ensuring sales teams focus on the most promising prospects. By outsourcing these sales duties, businesses can focus on more high-value tasks and scale their operations more efficiently.

Use Cases

• Sales outsourcing: Its team of sales representatives offers tailored solutions to grow your sales pipeline and ensure closed deals. 
• B2B data services: EBQ’s data technicians source data from various B2B providers to find decision-makers that align with your business’s ideal customer profile (ICP).
• Appointment setting: The company’s SDR team engages in cold calling to find qualified leads for your business. 

Customer Reviews

“I'm coming at this as a client. The EBQ team has been by far the best BDR team that I have ever worked with. They bring us great leads and are always seeking feedback and improvement. I highly recommend their service and expertise.” — Charlie, N., on G2.

“We asked EBQ and a competitor to go head to head for 3 months, generating leads in our market. We took a list, split it evenly, trained both companies on our pitch and conversation, and let them roll.” – Adam, B., on G2.

Pricing

EBQ charges $10,000 per month for a full-time employee.

6. SalesRoads – U.S.-based reps focused on quality appointment setting and dedicated SDRs

SalesRoads is a U.S.-based B2B sales outsourcing company that specializes in accelerating 

businesses’ growth through lead generation and appointment-setting services. 

They partner with companies that need specialized expertise to break into new markets and advance their sales efforts. Besides, they are a perfect option for companies that lack in-house expertise to scale their operations. SalesRoads serves various industries such as SaaS, manufacturing, healthcare, and more. 

Sales leaders can choose the company to access a team with established methodologies and expertise, enabling them to generate a faster ROI. Plus, they obtain managerial support that customers can use to run an efficient sales team. 

Use Cases

• SDR outsourcing: SalesRoads allows your company to hire outbound SDR teams that accelerate your sales cycle and drive revenue growth.
• Appointment setting: They launch appointment setting campaigns to fill your pipeline and generate maximum results. 
• Lead generation: They perform market research to find qualified leads for your business. 

Customer Reviews

“SalesRoads is a provider in our network that executes specific B2B sales campaigns for their clients. We work with them on several projects that have grown and renewed based on consistent delivery of leads.” — Amir, R., on G2.

“SalesRoads' excellent SDRs have exceeded our expectations by keeping my team's pipeline full. They helped identify our ideal customer profile and designed and implemented an end-to-end outbound sales outreach effort.” — Andrew, F., on G2. 

Pricing

SalesRoads’ pricing model starts at $5,500 per month. 

7. Belkins – aggressive outbound specialists with strong email systems and deliverability optimization

Belkins is another B2B sales outsourcing and lead generation agency that develops well-tailored sales strategies to fuel the sales pipeline with qualified leads. Founded in 2017, the company has partnered with over 1,000 companies across various industries like SaaS, healthcare, and financial services. 

The sales outsourcing company offers a range of services, including sales outsourcing and lead generation, to help businesses grow their revenue. They offer to all company sizes — startups to enterprises — and various industries – manufacturing to SaaS.

Belkin’s team of experts offers tailored solutions to specific business needs, focusing on leads that match your ICP. This allows the sales team to focus on high-value activities like closing deals, improving efficiency, and productivity. 

Use Cases

• Appointment setting: Belkins engages with prospects to book sales appointments on your behalf. 
• Cold email outreach: The company crafts personalized campaigns to build relationships with prospects. 
• Lead research: Belkins performs market and audience research to find your ideal buyers.

Customer Reviews

“The Belkins team is a powerhouse of expertise and enthusiasm. Their hands-on approach made us feel like we were their only client. Communication was always clear, and their strategies were well thought out and tailored to our specific needs. The results were tangible – more leads, better engagement, and a more efficient sales funnel.” — Julianna, D., on G2. 

Pricing

Contact the sales team for a quote.

8. MemoryBlue – known for recruiting and training early-career SDR talent with a strong coaching infrastructure

MemoryBlue is another renowned B2B sales outsourcing company that specializes in accelerating pipelines and driving revenue growth for businesses. With over 20 years of experience, the company has partnered with over 2,000 clients and offered scalable, cost-effective solutions to boost their sales efforts. 

With its strong global presence, Operatix helps tech companies to fill their sales pipeline and hit their target at half the cost of building and managing an in-house team. They use cutting-edge tools and implement unique strategies to drive real sales results. 

Thanks to its global presence, clients can expand into new markets or regions, granting access to more sales opportunities. Besides, they offer customized sales solutions and offer flexible pricing model to fit your budget.

Use Cases

• SDR services: MemoryBlue offers SDR services with vertical expertise to generate qualified leads and book sales meetings.
• Sales recruitment: The company sources sales talent through its extensive alumni network to find new hires
• Sales training: The company trains sales leaders and representatives to improve their skill set and overall performance. 

Customer Review

“MemoryBlue (formerly Operatix) has scheduled over 10 meetings with the client's ideal prospects. The number and quality of meetings have exceeded the client's expectations. The client trusts MemoryBlue's (formerly Operatix) problem-solving abilities. The team communicates well via Slack, email, and weekly meetings.” — Kenan, F., on Clutch. 

Pricing

Request pricing from their sales team.

9. Leadium – flexible B2B outbound services built around data enrichment and cold outreach

Leadium specializes in building and training high-performance sales teams for companies to drive revenue growth. They combine strategic planning, data-driven insights, and personalized outreach to accelerate pipeline growth and close more deals.

Leadium offers a personalized, data-driven lead generation and sales outsourcing service, combining human expertise with advanced technologies to fill their prospects’ sales pipeline and drive revenue growth. They serve different company sizes and industries including retail, SaaS, logistics, healthcare, and more. 

Leadium’s emphasis on a data-driven approach is what makes it stand out from other agencies. Combined with the human touch, they ensure their lead generation service is tailored to solve each prospect’s challenges and achieve their business objectives. 

Use Cases

• Appointment setting: They engage prospects through multi-channel strategies like LinkedIn, cold calls, or emails to book sales meetings. 
• Inbound lead qualification: The company’s inbound sales team handles your lead generation and qualification process, from audience research to pre-qualifying leads. 

Customer Review

“We decided to work with this company because of its approach and experience. They are in charge of gathering information about our prospective clientele. Their executive team was involved, and a specialized research team focused on our campaign was allocated to our account. This team is in charge of locating the appropriate individuals at the appropriate organizations that correspond to our target market.” — Victoria, N., on G2.

Pricing

Book a consultation with their sales team to get a quote.

10. DemandZEN – specializes in targeting niche B2B tech verticals with full-funnel sales support.

Our final company on the list is DemandZEN. The B2B sales outsourcing company focuses on helping technology and SaaS companies fuel their pipeline growth. They connect businesses with high-quality leads through sales approaches such as outbound prospecting, demand generation, and appointment setting.

DemandZEN is renowned for its focus on outsourced sales development, particularly for B2B companies, and offers a personalized and data-driven approach to generate quality leads and facilitate pipeline growth. They have worked with notable companies such as Oracle, Lucidworks, Cloudian, and more. 

DemandZen’s expertise in lead generation and cold outreach sets it apart from other agencies. They conduct in-depth research and implement data-driven strategies to prioritize finding quality leads and generate real sales results

Use Cases

• Appointment setting: DemandZen ensures to fill your calendar is filled with qualified appointments efficiently.
• Outbound lead generation: The company connects your business with decision-makers to ensure a consistent flow of high-value leads.
• Demand generation: The company takes charge of your outreach process, from lead generation to meeting scheduling, so you can close deals.

Customer Review

“Some of the meetings that DemandZEN scheduled with qualified leads have already turned into business opportunities for the client. The team leads a smooth workflow, thanks to their responsiveness and utilization of effective project management tools. They remain flexible, positive, and driven.” — Anonymous on Clutch.

Pricing

Contact the sales team for a quote

How to Evaluate B2B Sales Outsourcing Companies

With so many B2B sales outsourcing services out there, choosing the wrong company can cause burnout, waste resources, and lose revenue. To avoid this situation, here are some key factors you must consider when evaluating B2B sales outsourcing companies.

1. Industry Experience

The right B2B sales outsourcing company must have the right skillset and industry knowledge to perform the job effectively. They have to be well-versed in advanced sales techniques, industry practices, and market trends. A major way to determine this is to find out the company’s age and the average years of experience the sales reps have. This helps you to determine whether they are fit for the job. 

2. Sales Process

Is your preferred vendor’s process flexible or rigid? Are their methods effective and achieve the intended results? Do they provide detailed reporting on their activities? 

A comprehensive overview of your vendor’s sales process enables you to make informed decisions and plan your workflow accordingly. For instance, if your vendor handles lead generation, they should show you how the process works, from audience research to cold outreach. 

3. Technology Stack

Every sales process — lead generation, lead qualification, or cold outreach — requires its own tool to enhance productivity and generate the intended sales results. As a result, you should consider choosing a company whose sales tech stack integrates with your existing system to access customer data easily. This allows both teams to collaborate on tasks, measure performance, and ensure alignment with the overall sales strategy.  

4. Track Record and Case Studies

Your preferred vendor should have a proven track record from past records. What are their past achievements? Can they provide case studies that highlight their success? 

Having a proven record that shows the specific challenges the vendor has solved helps in making informed decisions. You can also check review sites like G2 or Clutch to find out what past customers said about the company.  

5. Pricing Models

Understanding your vendor’s pricing model ensures a positive return on investment. A transparent approach to the pricing model helps to confirm whether their value is worth the money. Ensure your vendor’s pricing model aligns with your budget and avoids financial constraints. 

Look for any hidden fees that may incur additional costs. A straightforward pricing model helps to predict expenses, adjust your plan, and manage your budgets effectively. 

Choose ColdIQ as your B2B Sales Outsourcing Partner

Choosing the right B2B sales outsourcing company isn’t only about reducing cost; it’s about outperforming the competition, expanding into new markets, and accelerating growth. 

If you consider working with a B2B sales outsourcing firm, we recommend ColdIQ. Our dedicated sales teams leverage AI sales tools and implement unique sales practices to generate qualified leads, close deals faster, and drive revenue growth without the heavy lifting on your end. Book a demo today!

Frequently Asked Questions about B2B Sales Outsourcing

1. What Is B2B Sales Outsourcing?

B2B sales outsourcing is the process of hiring third-party agencies or companies to manage your business’s sales processes — lead generation, qualification, outreach, and execution – rather than relying on your in-house sales teams. 

2. What does a B2B sales outsourcing company actually do?

A B2B sales outsourcing company sells a company’s products or services to other businesses. They implement sales processes like lead generation and qualification, and relationship building to fuel their sales pipeline and drive revenue growth. 

3. How much does it cost to outsource B2B sales?

The cost of outsourcing B2B sales varies among companies. But you can expect to pay around $5,000 to $20,000 per month. 

4. Is B2B sales outsourcing effective for startups?

Yes, B2B sales outsourcing is highly effective for startups, filling the resource and expertise gaps that these businesses face. Startups often lack the resources to build and manage an in-house team, making outsourcing a practical solution. 

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