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Sales Success Index

B2B Sales Success Index

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See how your performance measures against industry benchmarks.

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New tool
Sales Success Index

B2B Sales Success Index

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See how your performance measures against industry benchmarks.

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The EU AI Act

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Discover what it means for B2B sales and marketing in EMEA.

New tool
Sales Success Index

B2B Sales Success Index

See Index

See how your performance measures against industry benchmarks.

New tool
Sales Success Index

B2B Sales Success Index

See Index

See how your performance measures against industry benchmarks.

New webinar
V3 - resized image EU AI Act

The EU AI Act

Watch webinar

Discover what it means for B2B sales and marketing in EMEA.

Sales outsourcing FAQs

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Our people

Photograph of durhamlane sales development rep Josh Guthrie
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Many sales outsourcing providers focus on activity metrics such as how many calls are made, emails sent, and meetings booked. At durhamlane, we focus on creating qualified sales opportunities that your team can progress.

Our approach is built around ‘Selling at a Higher Level’, a proprietary methodology developed by durhamlane over more than 15 years. Rather than leading with product features or scripted pitches, our SDRs are trained to engage senior decision-makers through insight-led conversations that uncover genuine business challenges and opportunities.

Every outsourced SDR is supported by a Client Delivery Manager, Client Delivery Lead, Sales Enablement specialists, data experts, and technology platforms. This means you gain a fully managed sales development program.

Most importantly, our performance-based commercial model aligns our incentives with yours. Success fees are only triggered when meetings take place, and your sales team validates that they meet the agreed qualification criteria.

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For some businesses, building an internal SDR team is the right long-term strategy. However, the true SDR cost and time investment involved are often underestimated.

Recruiting an SDR typically takes four to six weeks. Onboarding requires additional training, coaching, and management support, while productivity often takes several months to build. In practice, many businesses wait four to five months before seeing meaningful results from a new hire.

Internal teams also require investment in recruitment, salaries, technology, data providers, training, coaching, management oversight, and ongoing development.

An outsourced SDR team provides immediate access to experienced sales professionals, proven processes, specialist technology, and dedicated management support without the challenges of recruitment, attrition, or performance management.

Many clients use durhamlane as a proving ground. By running a program externally first, they can validate market demand, refine their go-to-market approach, and build confidence in the investment before deciding whether to expand their internal sales development capability.

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Sector fit is one of the first things we assess. We only take on engagements where we believe we can create meaningful commercial value. During the evaluation process, we share relevant case studies and can arrange reference calls with existing clients operating in similar markets.

Long-standing client relationships with organisations including Sodexo, Siemens Healthineers, and Wolters Kluwer demonstrate our ability to build sustainable sales development programs for high-value and complex B2B sales cycles that continue delivering value over time.

Where appropriate, we also seek SDRs with relevant industry experience to ensure they can engage credibly with your target audience from the outset.

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Every business’s sales cycle, average deal value, conversion rate, and target market are different. That’s why we don’t rely on generic benchmarks when forecasting results.

Before an SDR campaign begins, we build a bespoke ROI model using your commercial metrics. This includes projected sales qualified leads, pipeline generation, expected revenue outcomes, and total investment.

The model accounts for ramp periods, realistic conversion assumptions, and sales cycle length to create a board-ready business case that reflects genuine commercial expectations.

Across active programs, a single SDR operating at steady state typically generates between four and eight Sales Accepted Meetings per month through cold outbound activity. Depending on average deal values and conversion rates, ROI commonly ranges from 3x to 12x.

We also recognise that outbound sales creates pipeline before it creates revenue. Revenue can materialise one or more sales cycles after meetings are booked, which is why our models incorporate pipeline lag when forecasting returns.

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Our commercial model is designed to create alignment between client outcomes and durhamlane performance.

Most engagements include:

  • A fixed monthly service fee covering the SDR, Client Delivery Manager, Client Delivery Lead, technology, data, operations, reporting, and management.
  • A one-off onboarding fee covering playbook creation, technology setup, SDR training, and program preparation.
  • A performance-based success fee linked to qualified meetings that meet agreed criteria.

Unlike many providers, we do not charge success fees for meetings your sales team rejects.

Qualification criteria are agreed during onboarding and documented before outreach begins, creating transparency and accountability for both parties.

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Yes. In fact, a pilot is often the best way to evaluate sales outsourcing before making a longer-term commitment.

A pilot allows both sides to validate messaging, qualification criteria, target audiences, and market response while generating meaningful performance data.

For organisations that want a strategic assessment before committing to SDR delivery, we also offer a Sales Audit & Diagnostic. This exercise evaluates your ideal customer profile, messaging, data quality, market readiness, and go-to-market strategy.

The outcome is a practical set of recommendations designed to improve sales performance and identify the most effective route to market.

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Lead quality is one of the most important factors when evaluating a sales outsourcing provider.

At durhamlane, qualification criteria are agreed before outreach begins and are written into the program framework. Every Sales Qualified Lead is delivered using our Magic 35 qualification toolkit.

To qualify, an opportunity must typically include:

  • A company that matches the agreed Ideal Customer Profile.
  • A decision-maker or influential stakeholder within the buying process.
  • A clearly defined business challenge or need.
  • Qualification information covering factors such as timeline, decision criteria, competition, budget access, and compelling events.
  • Validation from your sales team that the opportunity meets the agreed criteria.

This structured approach helps ensure sales teams spend time with prospects who are genuinely aligned to their solution and sales process.

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Qualification criteria are agreed before outreach begins and documented as part of the onboarding process. Every opportunity is assessed using our Magic 35 qualification framework, ensuring key information such as business challenges, decision criteria, timeline, stakeholder involvement, competition, and compelling events has been captured before a meeting is booked.

To qualify as a Sales Accepted Meeting, the opportunity must align with your Ideal Customer Profile, involve a relevant decision-maker, and demonstrate a genuine need that your solution can address.

Most importantly, success fees are only triggered when meetings take place, and your sales team validates that they meet the agreed qualification criteria. If a meeting is rejected, no success fee is charged.

This approach keeps the focus on delivering meaningful sales conversations that have the potential to progress into pipeline opportunities.

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Most programs move from signed agreement to live outreach within approximately 30 days.

The onboarding process typically includes:

  • Kick-off and discovery sessions.
  • Technology setup and systems integration.
  • Data sourcing and enrichment.
  • Product and market immersion.
  • Outbound playbook development.
  • AI role-play training.
  • Messaging approval and sign-off.

Once onboarding is complete and the playbook is approved, outreach begins with reporting and performance reviews active from day one.

The most common cause of delays is technology and security approval processes, particularly where email systems require integration.

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Our SDRs operate as an extension of your business. Each campaign is matched to an SDR based on factors such as experience, sector knowledge, language requirements, and market fit. Before outreach begins, SDRs complete product training, market immersion, playbook development, and qualification training.

Every SDR is supported by a Client Delivery Manager for day-to-day coaching, a Client Delivery Lead for strategic oversight, and an operations team responsible for data quality, technology, and optimisation.

Prospects interact with your brand, not ours. SDRs operate using customer-branded email domains, dedicated LinkedIn profiles, and approved messaging that positions them as part of your business.

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The onboarding phase requires the greatest level of involvement.

Most clients invest approximately 8-12 hours across onboarding workshops, product training sessions, playbook reviews, and program setup activities.

Once live, engagement is typically limited to:

  • Weekly performance check-ins.
  • Feedback on meetings and opportunities generated.
  • Monthly KPI and pipeline reviews.
  • Quarterly Business Reviews with senior stakeholders.

The objective is to keep client involvement focused on strategic guidance and feedback while durhamlane manages execution.

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Data quality has a direct impact on outbound performance. We use a multi-source waterfall enrichment approach rather than relying on a single provider. Through platforms including Clay, Cognism, and ZoomInfo, we validate and enrich records to maximise contact accuracy and connection rates.

Where available, intent data is used to prioritise organisations actively researching relevant solutions.

We also integrate existing CRM records, account-based marketing lists, event attendees, and other first-party data sources to ensure outreach efforts focus on the most relevant prospects.

All data sourcing activities operate within GDPR-compliant frameworks.

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We believe accountability should be built into every engagement. Performance is reviewed continuously through weekly, monthly, and quarterly reporting cycles. If performance trends below expectations, we work proactively to identify root causes and recommend changes to messaging, targeting, data strategy, market focus, or resource allocation.

For eligible annual agreements, a performance-linked break clause can be included. This can be triggered after six months if agreed SQL and pipeline targets have not been achieved.

We define success measures upfront and review them transparently throughout the engagement, ensuring both parties remain focused on achieving meaningful commercial outcomes.

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Whether you’re considering outsourced SDR services for the first time or evaluating alternatives to your current approach, durhamlane can help you assess the opportunity.

Why businesses choose Durhamlane

  • Proprietary ‘Selling at a Higher Level’ methodology
  • Fully managed SDR programs
  • Performance-based commercial model
  • Sales Accepted Meeting qualification process
  • Magic 35 qualification framework
  • 30-day onboarding timeline
  • Reference calls available before engagement

Speak to our team to discuss your market, growth objectives, and the potential return on investment from a tailored sales development program.