Whistle
visit site- $5,000+
- 50 - 249 employees
- London, England
Whistle is a midsize Sales Outsourcing company. In London, England and Tel Aviv-Yafo, Israel, the agency was founded in 2018. Their services include Sales Outsourcing and Email Marketing.
Client Insights
Industry Expertise
20%
20%
20%
20%
20%
Client Size Distribution
Small Business (<$10M) 25%
Midmarket ($10M - $1B) 50%
Enterprise (>$1B) 25%
Common Project Size
<$10K 3 projects
$10K-$49K 3 projects
$50K-$199K 1 project
Clients
This provider has not added their key clients.
Highlights from Recent Projects
Whistle was hired by Airfleet, a company that creates and optimizes revenue-generating websites for tech B2B, to generate more revenue through new opportunities and improve their lead generation capabilities. Whistle's team of 2-5 employees provided a comprehensive service that included communication setup, SDR training, crafting messaging for phone, LinkedIn, and email outreach, and delivering high-quality contact lists tailored to Airfleet's ICP. Whistle's structured approach to outbound sales was praised for its efficiency and scalability.
Pecan.ai, a predictive analytics company, engaged Whistle to generate more Sales Qualified leads. A team of 6-10 employees from Whistle was assigned to this project. The scope of work included lead qualification, strategy building, and the development of marketing materials. Pecan.ai selected Whistle based on their high ratings, great culture fit, good value for cost, and alignment of company values.
Whistle was also employed by a cybersecurity awareness platform, Click Armor, to help generate qualified leads and set up prospect discovery meetings. Whistle reached out to potential clients using lists provided by Click Armor, introducing the company's services and setting up calls with Click Armor executives if there was a need for their services. The engagement with Whistle, which lasted from April to September 2025, was facilitated through a trusted referral.
Timeliness
Service Excellence
Value
Would Recommend
Awards
2024