Our Services
Comprehensive, reliable operations combining multilingual call center staffing, back-office business process outsourcing, and call-center-grade AI voice training data production.
AI & ML Training Data (Flagship)
High-quality multilingual voice datasets and tailored AI data production.
The Prime Stack harnesses operational contact center infrastructure to generate high-fidelity, authentic multilingual voice datasets. Whether you require immediate licensing of ready-made voice corpora or custom-commissioned speech data collected across specific dialects and acoustic environments, we deliver clean, structured data with comprehensive QA documentation.
Core Capabilities
- Ready multilingual voice recordings across varied business domains
- Custom acoustic voice collection according to client specifications
- Phoneme, utterance, and conversation-level transcription and annotation
- Metadata curation including acoustic characteristics and speaker demographics
- Rigorous multi-stage quality assurance documentation
- Repeat data supply arrangements for continuous model fine-tuning
Typical Use Cases
- Automatic Speech Recognition (ASR) acoustic and language model training
- Conversational AI virtual assistants and customer service voicebots
- Sentiment analysis, tone detection, and speaker emotion modeling
- Contact center speech analytics and automated compliance monitoring
Multilingual Call Center & Customer Support
Authentic multilingual customer support powered by skilled global agents.
Our multilingual call center operations deliver dependable, empathetic customer support across multiple channels including phone, email, live chat, and messaging. In addition to delivering superior customer experiences, our live operations generate the real-world conversational foundation that informs our speech data products.
Core Capabilities
- Inbound customer care, helpdesk, and technical issue resolution
- Outbound verification, follow-ups, and customer feedback outreach
- Omnichannel support across voice, live chat, ticketing, and email
- Bilingual and multilingual support teams across global business languages
- Dedicated supervisor oversight and continuous quality assurance monitoring
- Customized KPI dashboards and operational reporting
Typical Use Cases
- Global customer service coverage for expanding technology companies
- Tier 1 and Tier 2 technical and order support for e-commerce brands
- High-volume seasonal customer service surge capacity
- Bilingual phone support for international customer bases
Business Process Outsourcing (PBO / BPO)
Reliable back-office workflows, administrative tasks, and operations.
Optimize operational efficiency and reduce overhead through dedicated business process outsourcing. We assemble trained, reliable teams that handle time-intensive administrative workflows, data processing, and document management with strict attention to accuracy, compliance, and turnaround times.
Core Capabilities
- Comprehensive back-office administrative workflows and data processing
- Document classification, indexing, and digital filing
- Invoice verification, accounts reconciliation, and record keeping
- Lead qualification, CRM data hygiene, and pipeline administration
- Standard Operating Procedure (SOP) design and execution
- Flexible team scaling according to operational demand
Typical Use Cases
- Streamlining labor-intensive internal business operations
- Managing high-volume document intake and verification workflows
- Maintaining clean, standardized customer and vendor records in CRM/ERP systems
- Supporting rapid business expansion without proportional administrative overhead
E-Commerce & AI Support
Catalog management, order processing, and voice-shopping data solutions.
Modern e-commerce requires both meticulous store administration and advanced AI capabilities. We provide end-to-end support for digital storefronts: from product catalog formatting and inventory updates to specialized retail training data that powers next-generation voice search, product recommendation engines, and shopping assistants.
Core Capabilities
- Product catalog creation, taxonomy tagging, and multilingual listing translation
- Order status verification, return/refund processing, and fulfillment tracking
- Retail customer query classification and automated intent mapping
- Voice-shopping and retail conversational AI training data preparation
- Marketplace store administration (Amazon, Shopify, Walmart, eBay)
- Customer review monitoring and response coordination
Typical Use Cases
- Scaling catalog operations for multi-brand or multi-region retail stores
- Training conversational shopping bots on real consumer retail dialogues
- Ensuring real-time order inquiries receive rapid, accurate resolution
- Preparing structured product datasets for AI search and recommendation algorithms
IT & Data Services
Data annotation, transcription, data cleaning, and pipeline support.
High-performing AI models depend on clean, accurately labeled data. Our IT & Data Services team handles the rigorous data preparation work: converting raw audio and unstructured documents into benchmark-ready training datasets, enforcing strict schema validation, and providing ongoing data pipeline support.
Core Capabilities
- Human-in-the-loop audio and text transcription with multi-pass verification
- Audio noise reduction, segment boundary alignment, and speaker tagging
- Semantic labeling, intent classification, and named entity recognition (NER)
- Dataset deduplication, schema normalization, and format conversion
- Synthetic data sanity-checking and human validation benchmarks
- Continuous data ingestion and pipeline integration support
Typical Use Cases
- Preprocessing raw acoustic recordings for machine learning ingestion
- Creating high-accuracy ground-truth evaluation datasets for LLMs and speech models
- Cleaning and structuring legacy enterprise customer interaction records
- Executing continuous data annotation for active machine learning pipelines
Need a Combined Data & BPO Package?
Many enterprise partners combine dedicated contact center staffing with speech data harvesting to create self-sustaining AI training cycles.