Top Cold Call Companies Worldwide in 2026

The Lead Gen Department is a lead generation and marketing service provider company. They commit to a minimum number of leads every month by the end of the campaign for their clients while having the first interaction. They also provide a research team and tech support to their clients in every package. With their expertise, it usually takes them 14 days to start running campaigns for their clients.

Upsales Agency is a lead generation agency that uses a multichannel approach for its prospecting efforts. Its in-house copywriting experts and strategies help its clients build the right growth strategies. The agency also has an AI-generated icebreaker that speeds up the replying and follow-up process.

Division50 bridges the gap between lead generation and revenue growth by embedding self-sustaining sales engines into businesses. Leveraging technology, talent, and precision-driven strategies, the firm transforms prospects into long-term clients, empowering organizations to achieve scalable, sustainable success.

Leads Dubai is not just an ordinary lead generation agency, it is highly trusted as it has scaled many businesses in the UAE and across the globe so far. Moreover, it focusses on data-driven strategies and industry expertise which makes it stand out from its competitors. Trust their Google paid ads services nad organic SEO for growing your online business visibility.

Link Prospects aims to give the best outreach experience by offering outreach through email, LinkedIn, and cold calling. They do custom searches in major databases and use AI to see if the hyper-personalized emails are working. Their dedicated team creates and optimizes the campaigns based on these results.

EDS is a reliable, scalable, and advanced digital marketing agency that helps brands and businesses gain online and offline visibility. The brand follows all the advanced methodologies and trends to deliver measurable results.

Scalelab is an outbound lead generation and list-building agency based in Singapore. Its lead generation service is available for multichannel and single-channel usage. Scalelab provides a custom and personalized message system for first messages and follow-up messages. It also provides weekly reports to track the work.

Scene City is a telemarketing and lead generation agency based out of Singapore. Their lead generation services are available for both B2B and B2C businesses. They offer a complete set of services, starting from list building, and appointment booking to customer service support. Apart from that, they also manage event management work.

Konsyg is a sales expansion and lead generation agency based out of Singapore. Their aim is to provide global services to their clients. Their services include sales pipeline development, on-demand sales teams, account-based marketing, and help to provide go-to-market solutions to their clients. With that, they also offer a fully outsourced sales team service as well.

With over 15 years of experience, Callbox has established itself as a global B2B outsourced marketing and sales services agency. Its main services include telemarketing and lead generation, sales prospecting, appointment booking, and event booking. Callbox's services are available worldwide in 12+ industries.

Ciente’s lead generation services make it easier to connect with the right people, improving your conversion rates and helping you hit your marketing goals. Instead of casting a wide net and hoping for the best, Ciente uses a structured approach to find and engage the audience that truly matters to your business.

ExpertCallers is a call centre and lead generation service provider agency headquartered in the US. Its call centre services are available worldwide, and its offices are located on three continents. Its services include quality monitoring, CCTV monitoring, email and chat support, content moderation, appointment booking, and more. It offers both inbound and outbound call centre outsourcing services.

Phi Consulting is a GTM and technological consulting agency based in the US. It has 10+ years of experience in consulting and has worked with many startups. Its consulting is based on providing niche-specific services. Apart from startups, they also work with SMEs with their services. They have 10+ business partners for whom they have generated more than $200M+ ARR.

NXT Milestone is a lead generation agency based in Germany. It focuses on providing sustainable growth for its clients. Its work is personal and fast. It uses its huge networks and government grants to help scale its clients' businesses quickly. With 12+ years of experience in lead generation, it offers cold calling, email marketing, and LinkedIn outreach strategies.

PowerSellers is a lead generation agency based out of Germany. They are a team of sales representatives, strategists, and innovators who have expert knowledge in the field. They believe in exceeding the targets of their clients. They offer lead generation, lead qualification, direct sales, and installation of solutions services. Apart from this, they also have strategic partnerships with organizations that help them grow their network and provide more trustworthy and quality services.