CallHub is a digital organizing platform built for political campaigns, nonprofits, advocacy groups, unions, and businesses to scale their outreach through calling, texting, email, and workflow automation.
The platform includes Predictive, Power, and Auto Dialers for efficient and personalized calling. Its AI-powered Smart Insights analyze call sentiment, while Dynamic Caller ID, Spam Shield, and SHAKEN/STIR compliance ensure higher connection and answer rates.
CallHub’s texting tools, Peer-to-Peer Texting, Text Broadcasts, and Text-to-Join support SMS/MMS, URL tracking, and automated replies. Workflow automation enables coordinated multi-channel campaigns, and the mobile app empowers volunteers to participate from anywhere.
With native integrations for NationBuilder, NGP VAN, Salesforce, and Blackbaud, CallHub ensures seamless data sync across CRMs. The platform is SOC 2, ISO 27001, GDPR, and TCPA compliant.
Trusted by over 200,000 campaigns worldwide, CallHub has powered 1 billion calls and 750 million texts, helping organizations connect, mobilize, and win.
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Signalmash is a specialized CPaaS platform designed for companies that value dependable messaging infrastructure paired with hands-on, human support.
No complicated pricing tiers. No long support queues. Just direct access to real experts to help you build faster and deliver better customer experiences. Enterprise clients work directly with our engineering team via a dedicated Slack channel.
We offer direct Tier-1 carrier connectivity with AT&T, Verizon, and T-Mobile, along with a 94% first-pass approval rate for 10DLC campaigns.
Messaging
SMS: 10DLC, short codes, toll-free
RCS: Rich messaging and media via API or no-code tools
Voice
SIP trunking, VoIP, inbound and outbound calling
Numbers & Identity
Local, short code, and toll-free numbers
Branded Caller ID (BCID)
Number Intelligence
CNAM lookups, carrier details, line type (wireless vs. landline), and federal DNC checks
Signalmash combines enterprise-level performance with a high-touch, partner-first support model.
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Klaviyo
Klaviyo empowers businesses to create smarter digital relationships by transforming customer data into meaningful, impactful experiences. From email and SMS to web interactions and reviews, Klaviyo makes it easy for B2C brands to engage customers at every touchpoint. Trusted by over 157,000 businesses, Klaviyo helps drive faster, more efficient revenue growth.
Klaviyo’s 350+ integrations making getting started easy for marketers. Some key features of the platform include predictive analytics, AI automation, optimized templates, A/B testing, and intuitive segmentation and email flows to ensure marketers are reaching their audience with the right message at the right time. The solution also supports integration with payment processing and point of sale (POS) software solutions, such as Magento, Shopify, and WooCommerce.
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SlickText
SlickText is the most popular text messaging platform. SlickText has made text messaging a competitive advantage for businesses since 2012. SlickText's award winning software is used by over 40,000 customers in North America, including ESPN and FedEx. SlickText has two headquarters: Jamestown, NY, and Nashville, TN. Visit slicktext.com to learn more about SlickText.
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