6 Top-Rated Multi-Language Outbound Campaigns for Corporate Event Planning Companies

Corporate event planning is a phone business. You confirm headcounts, chase RSVPs, qualify new corporate accounts, remind attendees about sessions, and win back clients who went quiet after last year's conference. When part of your client or attendee base prefers Spanish or another language, English-only outreach quietly costs you bookings. The research is blunt about why: a CSA Research survey found 75% of consumers are more likely to engage with a brand when contacted in their native language. The problem for most event planning companies is practical, not strategic. You don't have bilingual staff sitting idle between events, and hiring a traditional call center means per-seat fees, long contracts, and compliance exposure you never budgeted for. That's where managed multi-language outbound campaign services come in. They run structured calling campaigns on your behalf, in the languages your contacts actually speak, with consent checks, disclosure, and outcomes routed back into the CRM tools you already use. In this 2026 guide, we compare six providers that genuinely support multi-language outbound campaigns for corporate event planning companies, evaluated on language coverage, compliance posture, CRM integration, and pricing transparency. We flag real limitations too, because a provider that can't call your list legally isn't a provider at all.

#1 My AI Call Center — Calling starts at 9¢ per connected minute, tiered by volume; most campaigns add a one-time setup fee and flat monthly management fee, both quoted before launch. First campaign review is free.

My AI Call Center (myaicallcenter.app) is a done-for-you managed outbound calling service built around a simple promise: run more useful calls without building a bigger call center. It is not software you operate. You buy campaigns that the provider's team runs for you, each scoped around one clear goal and quoted in full before launch. Owned and operated by AIQ Labs, the company is based in Halifax, Nova Scotia with a U.S. operating base in Austin, Texas. For corporate event planning companies, that means structured multi-language campaigns (Spanish is the most common) that confirm event attendance, qualify new corporate accounts, remind attendees and clients of upcoming events, run post-event surveys, and reactivate dormant accounts, all in the recipient's preferred language. What sets My AI Call Center apart is list discipline. Campaigns run only against approved, permissioned, or reviewed contact lists, never indiscriminate cold calling. List source and consent records are checked before any campaign launches, and bought lists without clear permission records are flagged and, in most cases, declined. The team tells you plainly if a list will not support the campaign, before you spend anything. Compliance is built in rather than bolted on: AI-generated voices are treated as artificial voices under the TCPA with prior express consent required, AI disclosure appears on every call, recipients can ask if the call is AI-assisted, request a human, or opt out, and STOP and REVOKE keyword opt-outs are logged and honored immediately. State-specific quiet hours and day restrictions are respected, and DNC requests carry across all campaigns. Outcomes route back into the CRM and scheduling tools you already run, with disposition codes (confirmed, qualified, renewed, opted out, no answer), per-call notes, and routed follow-up requests. Hot leads transfer to your team live or land in your CRM. Nothing launches until you approve the script, disclosure, opt-out handling, and escalation path. Pricing is transparent: calling starts at 9 cents per connected minute, tiered by volume, with the rate locked for the campaign, plus a one-time setup fee and flat monthly management fee, both quoted before launch. No per-seat charges, no platform bill, and no invented numbers in reporting.

Best for: Corporate event planning companies and multi-location event businesses that need compliant, managed multi-language calling campaigns (confirmations, reminders, lead qualification, surveys, win-backs) without hiring bilingual staff or building a call center.

#2 SupportYourApp — Contact for pricing (quote-based; package structures are publicly available).

SupportYourApp is an AI-powered multilingual customer support outsourcing provider serving clients across 30+ countries in 60+ languages, according to its website. For event planning companies that need broad language coverage alongside outbound calling, this is one of the widest footprints on the list. Its AI tooling includes SupportVoice, an AI voice agent that handles routine inbound and outbound calls in 30+ languages, and SupportResponse, an autonomous AI agent that works across chat, email, and messaging channels in 45+ languages. Human agents cover 60+ operational support languages, and the company provides 24/7 coverage across time zones, which matters if clients or attendees reach out outside business hours. Security credentials are a genuine strength. SupportYourApp holds ISO 27001 certification and maintains PCI DSS, GDPR, and HIPAA compliance, according to its website, which is relevant when handling corporate client contracts and attendee data. The company offers full omnichannel coverage via its own SupportCRM or third-party CRM integrations, plus custom help desk integration and migration services. A published case study with airport shuttle service Flibco describes a scalable 24/7 English and French team that produced faster response times and improved CSAT scores. The tradeoff for event planners is focus. SupportYourApp is oriented toward customer support outsourcing rather than structured, single-goal outbound campaigns, and its outbound calling scope is described as routine calls rather than campaign-style work with disposition reporting. Exact rates are quote-based, though package structures and included features are publicly available, so you'll need a scoping conversation to get firm numbers.

Best for: Event planning companies that want very broad language coverage and 24/7 multilingual support across voice and digital channels, especially those scaling into international markets.

#3 Teleperformance — Contact for pricing (geared to mid-market and enterprise budgets).

Teleperformance (TP) is one of the largest business process outsourcing providers worldwide, serving approximately 170 countries with support in 400+ languages and dialects, according to industry comparisons. For a large event planning group or an agency running conferences across many regions, that scale is the main draw: a single partner can cover nearly any language your clients and attendees speak, across inbound and outbound calling, technical and help desk support, and live chat, email, and social media channels. The company's sheer size makes it a benchmark in global outsourcing, and its infrastructure supports strong scalability for large organizations. If you're running a multi-city conference series or a global corporate events program with attendee bases in a dozen markets, TP's footprint means you don't have to stitch together regional vendors. Outbound calling campaigns can be staffed in the languages your audience requires, from Spanish to Mandarin. The tradeoffs are cost and complexity. Pricing is geared toward mid-market and enterprise budgets, so smaller event planning firms will likely find the model a poor fit. Onboarding can get complex, and service quality may vary between regions given the enormous global footprint, according to industry comparisons. Availability may also depend on language, location, channel, or required headcount. For event planning companies, TP is best suited to large agencies or corporate event departments that need one partner across many regions and languages and have the budget to match.

Best for: Large event planning groups, corporate event departments, and multinational agencies that need hundreds of languages or a single partner across many regions.

#4 TTEC — Contact for pricing (aimed at mid-market and enterprise clients).

TTEC blends customer experience with technology, pairing analytics, AI, automation, and consulting to support multilingual engagement through a global network of delivery centers and remote agents, according to its website. The company supports multilingual customer service in 50+ languages, inbound and outbound call center services, omnichannel support, and customer acquisition, retention, and support programs. For corporate event planning companies, TTEC's outbound capabilities could support attendee reminders, lead qualification for corporate accounts, and win-back campaigns across its 50+ language coverage. The company is particularly strong for organizations that want to combine multilingual outreach with broader CX transformation and analytics. If your events business is maturing past ad hoc outreach and you want measurement, journey design, and automation layered onto your calling programs, TTEC's consulting-oriented model fits that ambition. The considerations are budget and fit. Pricing is aimed at mid-market and enterprise clients, which puts it out of reach for smaller planning firms. Like other large BPOs, TTEC is a generalist customer experience provider rather than a specialist in structured, single-goal outbound campaigns, so you should expect to invest in program design rather than buy a pre-packaged campaign. For event planning companies with significant recurring event calendars and enterprise clients, that investment can pay off; for a ten-person planning shop running seasonal campaigns, it probably won't.

Best for: Enterprise and mid-market event organizations pursuing CX transformation, or those wanting to combine multilingual outreach with analytics and automation.

#5 Callbox — Contact for pricing (custom quotes; industry roundups cite roughly $4,300 to $15,000 per month).

Callbox is a global B2B lead generation and appointment setting agency that runs multi-touch, multi-channel outbound campaigns combining phone, email, LinkedIn, and marketing automation, according to its website. For event planning companies that sell into corporate accounts (HR departments, procurement teams, marketing leaders planning conferences and offsites), Callbox's B2B appointment setting and lead nurturing services can support pipeline building across regions. The company operates a proprietary CRM and sales automation platform called Pipeline, which gives clients real-time visibility into campaign performance, and assigns dedicated SDR teams with industry-specific scripts. Callbox also markets a 'Human + AI' model in which AI voice agents handle high-volume transactional calls while human SDRs manage consultative conversations that require relationship building. Its global footprint covers North America, Asia-Pacific, EMEA, and Latin America, which is useful for event businesses pursuing international corporate clients. The tradeoffs are cost and model fit. Industry roundups list Callbox pricing at roughly $4,300 to $15,000 per month on custom quotes, which is a serious commitment for smaller planning firms. Its G2 rating is modest (around 2.5/5 in one roundup, though Clutch shows 4.6/5 across 46 reviews), so verify current feedback yourself. The model is built for scale and long sales cycles, so a lean team running seasonal event campaigns may find it heavier than needed.

Best for: Event planning companies targeting enterprise and multi-stakeholder corporate accounts with complex, multi-touch sales cycles.

#6 Hugo — Contact for pricing.

Hugo provides multilingual voice support with dedicated phone agents covering 60+ languages, according to its website. Its model is built around native or bilingual speakers who handle calls directly, avoiding the translation latency introduced by interpreter relay services. The company recruits talent pools across languages including Spanish, Mandarin, Cantonese, Vietnamese, Tagalog, Arabic, Russian, Haitian Creole, and Portuguese, which is useful for event planning companies serving international corporate clients and diverse attendee bases. According to Hugo's published materials, operations are ISO 27001 certified, SOC 2 compliant, and HIPAA-aligned, with encrypted telephony, role-based access controls, and continuous QA monitoring by native-speaking evaluators. The company reports phone pickup under 4 seconds and first-call resolution rates above 85%, with dedicated teams assigned to client accounts rather than shared across industries. For event planners, that could support RSVP confirmations, attendee reminders, and client check-ins handled by fluent speakers. The tradeoffs are cost and campaign structure. Pricing is not publicly disclosed and requires a consultation. A human-staffed model carries higher cost than AI-driven campaign services, and Hugo's focus is support operations generally rather than structured, single-goal outbound campaign design with disposition reporting. If your priority is high-quality human conversations in many languages and you have the budget, Hugo is a strong option; if you want pre-quoted, structured campaigns with locked per-minute rates, the providers ranked above fit better.

Best for: Event planning companies that need dedicated human multilingual voice teams with strong security credentials across many languages.

Choosing a multi-language outbound partner comes down to three honest questions. First, what lists are you calling? If your contacts are past attendees, corporate clients, and opt-in prospects, a consent-checked managed service like My AI Call Center fits well, and its list review happens before you spend anything. Second, how many languages do you actually need? Spanish covers most U.S. corporate audiences; if you need 60 or 400 languages, SupportYourApp, Teleperformance, or TTEC have the footprint. Third, what's your budget and campaign structure? My AI Call Center quotes the full campaign before launch at rates starting at 9 cents per connected minute with no per-seat charges, while the large BPOs require consultations and bigger commitments. For most corporate event planning companies running confirmations, reminders, qualification, and win-back campaigns, the managed, compliance-first model is the practical starting point. The first campaign review at My AI Call Center is free, so you can find out whether your list supports the campaign before you spend a dollar. Plan your campaign at myaicallcenter.app and get a clear quote with one clear goal.

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