SmartVerse Group is a Europe-based Retell AI Certified Partner that designs, builds, and operates production-ready voice agents and AI automations. We create custom, fully-personalized solutions for each client – from call flows and brand voice to deep integrations with your CRM, ERP, telephony, and payments – so your Retell agents don’t just sound right, they run end-to-end in your real workflows and drive measurable revenue and support outcomes.

Target Dial builds AI-powered voice agents that transform customer interactions. Our inbound AI handles customer service 24/7, ensuring fast and reliable support. Our outbound AI automates lead qualification, following up instantly on ad responses and booking appointments. Plus, our database reactivation AI re-engages dormant leads, turning missed opportunities into revenue.

AutoAppoint is a U.S.-based AI company building custom Voice AI Receptionist systems for service-based businesses. We initially focus on healthcare and aesthetics but are now expanding into real estate, construction, home services, and other non-medical verticals. Our 24/7 AI voice agents handle inbound calls, appointment booking, lead qualification, and call routing, and integrate with existing CRMs and scheduling systems. Each agent is custom-trained on client workflows and business logic.

Legacy AI is a custom development Voice AI agency specialising in building chat and voice AI agents. As a team of 8 talented AI Engineers, we've partnered with 52+ businesses across solar, restaurants, travel, hospitality, insurance, real estate/property management and other service industries, helping them eliminate operational bottlenecks, eliminate missed clients from missed calls, and recover lost revenue. Our clients include some of the fastest-growing brands in their categories, including a $250 Million Restaurant Franchise over 200 Locations in North America, to one of the world's largest travel agency. We truly believe in our ability to be your AI and Software Development Partner.

The AI Agency USA builds custom Voice AI agents, automations, and software that run the operational core of a business. Our Voice AI agents answer every call in one ring, 24/7 — booking appointments, qualifying leads, and routing urgent calls to a human — while our custom apps, CRM systems, and AI automations eliminate the repetitive busywork that drains teams. Every engagement starts with an AI Audit that maps your operation and scores each opportunity by ROI, so you begin with the fix that pays for itself fastest. Based in Las Vegas and serving 14+ industries — including healthcare, legal, collections, financial services, and real estate — we build everything custom, nothing off the shelf, and train your team to run it.

Call Sandwich is a certified Elite Retell AI partner — the highest tier in Retell's partner program. We specialize in building enterprise-grade voice AI integrations for complex telephony environments that standard agencies won't touch. Our team connects Retell to legacy and modern stacks alike — ViciDial, Asterisk, FreeSWITCH, NICE inContact, Avaya, Talkdesk, Genesys, and more — handling everything from SIP trunk configuration to full white-label AI platform development. Whether you need outbound AI sales agents, enterprise inbound routing, AI + human handoff, or a fully white-labeled Retell platform, Call Sandwich delivers production-ready, multi-tenant deployments built to scale.

Solven builds voice AI that works in production, not just in the demo. Every agent we deploy is built from scratch around how your business actually operates, fully integrated into your systems, and supported by the people who built it long after go-live. Our team has worked inside voice AI platforms at the enterprise level, which means we understand what it takes to get these deployments right for clients who can't afford for them to go wrong. We work with businesses of all sizes from single-location operators to nationally recognised enterprise brands, across gyms, healthcare, real estate, legal, IT services, and automotive in Australia and the United States. We treat every deployment like it's our own. That's what separates us.

TalkFlowAI is a leading VoiceAI company, empowering businesses to scale customer support and outreach campaigns efficiently. We serve diverse industries, including medical clinics (AI receptionists), real estate (lead qualification), Shopify sellers (customer support), and SMM agencies (outreach campaigns). For any business seeking a powerful VoiceAI solution, TalkFlowAI delivers.

At VoiceAssist Labs, we don’t just build AI tools—we engineer business transformation.

"Summit AI builds intelligent phone agents for healthcare practices. Our AI agents answer patient calls in real time, schedule appointments into your Cliniko calendar, and handle questions like reminders and insurance; all without involving your front desk. With seamless integrations, Summit AI reduces costs, shortens wait times, and provides reliable 24/7 phone support. Practices can finally scale communication without scaling headcount."