We are a leading Sales Development Agency that enables global SaaS B2B companies to achieve rapid, scalable growth through customized and effective sales campaigns. 

Our world-class SDRs act as the driving force that boosts your pipeline as they focus on setting up more qualified meetings for your sales teams.

We’ve managed 800+ successful sales campaigns for over 150 global startups and generate $15M in SQLs every single month.  

We offer tailored solutions, full transparency and a performance-driven strategy that will set you apart. 

Our expert sales development services are structured into two main offerings: 

SDR Agency:

Our fully-managed Sales Development Agency service is ready to launch within 10 days. We seamlessly integrate within your systems to ensure that your campaign runs smoothly and that you have full visibility. You gain access to the following teams and resources:

SDR Team

Management Team 

Messaging Team

Operations Team

Data Team

SDR For Hire:

Hire SDRs in-house without the hassle of the recruitment and training processes. We offer highly trained and experienced Sales Development Representatives who can be hired into existing systems to boost revenue growth and fuel headcount.

We have over 70 Whistle SDRs. Each of them have 2 years+ of sales or SDR experience and are categorized according to industry to ensure that you find the perfect fit. They have both a Hubspot Sales Certification, as well as a Whistle SDR Training Academy Certification.​

We offer global coverage, which means you can hire SDRs to work in any timezone. You keep total control with our 10 Day Scale-Up or Switch-Out System. Within 10 business days, we will find your perfect SDR and if you're not 110% happy - we'll find a better fit in 10 days.​

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We offer three additional services to support your sales development efforts:

1. RevOps for Hubspot:

Our operations service is designed for both new businesses that need to build their CRM from scratch, as well as established businesses that need help fixing and maintaining their current system.

We have years of experience in successfully building and maintaining CRM’s and have done so for 150+ clients.

Our RevOps services include:

Data Migration

Onboarding & Implementation 

Automation & Workflows

Reporting

Training

2. Data on Demand:

Our data costs 35% less than traditional databases and saves your SDRs the frustration of spending most of their day speaking to no one.

We source leads from the best databases, then human-validate them over telephone, email, and social – giving our clients 100% accurate data and flexibility for custom projects.

3. Content Marketing:

Our Content Marketing Services are offered as an additional support initiative to our clients’ SDR campaigns. Through the creation of consistent and targeted content, we help your organization grow brand awareness, heighten engagement and increase conversion.

Our Content Marketing services include:

Content Writing

Social Media Content

Event Content & Branding