Data Collection Services

Data collection services for AI, sourced to your spec.

Graveiens is a data collection company delivering image, video, speech, text and sensor data collection services across regions and languages — with explicit consent, compliance and quality designed in from the first file. From niche demographic datasets to ongoing global programs, we recruit, capture and QA to your written specification.

25+
Languages
350+
Global clients
700+
Contributors & SMEs
4-stage
QA workflow
Why it matters

Training-data collection that mirrors the real world

Great models start with great data. Our data collection services source and capture the images, speech, text and sensor signals your model needs — matched to the demographics, devices, environments and edge cases of the people who will actually use it. As a consent-first data collection company, we build every dataset to a written spec and pair it with data annotation services and quality validation in the same accountable pipeline.

Start a data collection
What we collect

Data collection services for every modality

We build datasets to a written spec — demographics, environments, devices, languages and edge cases — so your model trains on data that mirrors the real world.

Image & Video

Curated visual data for computer-vision and multimodal models.

  • Faces, objects, scenes & documents
  • Controlled and in-the-wild capture
  • Device, lighting & angle diversity
  • Edge-case and long-tail scenarios

Speech & Audio

Natural and scripted speech for ASR, TTS and voice AI.

  • Consent-backed voice contributions
  • Accents, dialects & age ranges
  • Prompted, conversational & read speech
  • Noise and far-field conditions
See voice data

Text & Document

Structured and unstructured text at scale.

  • Prompts, conversations & Q&A
  • Domain documents & forms
  • Web and knowledge sources
  • Multilingual corpora

Sensor & IoT

Time-series and multi-sensor capture.

  • Motion, environmental & wearable
  • Multi-sensor synchronisation
  • Real-time streaming pipelines
  • Scalable IoT programs

In-cabin & Road / ADAS

Automotive data inside and outside the vehicle.

  • Driver & occupant monitoring
  • Road, pedestrian & traffic scenes
  • Multi-camera & multi-modal rigs
  • Privacy- and safety-compliant
See ADAS data

Domain-specific

Specialist data in regulated fields.

  • Medical, legal & financial
  • Retail & e-commerce
  • Education & STEM
  • Consent and audit trail throughout
How it works

From brief to model-ready delivery

Compliant by design

Global reach, local relevance

We recruit and verify contributors across regions, capture to your written specification, and tag every file with the metadata your team needs — all on an explicit-consent basis with a full audit trail. It is data collection built for compliance review from day one.

Start a collection
Quality built in

Every file reviewed before it ships

Collected data runs through our four-stage workflow — capture, internal review, client review and rework — so you are only invoiced for files you approve.

See our QA approach
98%accuracy after QASchema checksConsistencyGold-set auditHuman review
Why Graveiens

Why teams choose our data collection services

Compliance-first delivery and a pay-on-approval model that de-risks every engagement.

Consent-first

Explicit-consent onboarding, metadata tagging and an audit trail on every contributor and file.

25+ languages

Deep Indic coverage plus major Asian and European languages for truly global datasets.

Pay on approval

You are invoiced only for approved deliverables — pilots are close to zero-risk.

Scales with you

A 700+ contributor and SME network you can scale from pilot to ongoing program.

FAQ

Questions, answered

What data collection services do you offer?
We collect image, video, speech, text and sensor data to your written spec — including consent-backed voice, ADAS/in-cabin, and domain data for medical, legal, finance, retail and education use cases.
Can you collect data on an explicit-consent basis?
Yes. Consent-backed collection is core to how we work. Every contributor is onboarded with explicit consent, and each file carries metadata and an audit trail suitable for compliance review.
Which languages and regions do you cover?
We support 25+ languages including deep Indic coverage alongside major Asian and European languages, with contributors sourced across multiple regions.
How do you price a data collection project?
Pricing is scoped to your specification and volume, and billed on a pay-for-approved-deliverables basis. Most engagements start with a small paid pilot.
Can you match a specific demographic or scenario spec?
Yes. We recruit to your written spec — demographics, devices, environments, languages and edge cases — and review samples with you before scaling.

Related services

Start collecting the data your model needs

Send us a sample task. You only pay for deliverables you approve.

Book a pilot