Top Firms and Consultants for One-on-One & In-Depth Interviews

Leading market research firms specialized in conducting one-on-one interviews and in-depth interviews.

Featured Experts in Top Firms and Consultants for One-on-One & In-Depth Interviews

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in One-on-One & In-Depth Interviews (IDI)

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Compare One-on-One & In-Depth Interviews (IDI) Companies

Yasna.ai

Yasna.ai

Data & Analytics

Qualitative Research

Software & Technology

LOCATION

Bratislava, Slovakia

Featured Expert

Featured Expert

Yasna.ai

Data & Analytics

Qualitative Research

Software & Technology

Yasna is a conversational research platform designed for automating one-on-one in-depth interviews (IDIs). Every step of qualitative research (setup, recruitment, interviewing, analysis) is as fast and accessible as surveys delivering deep insights in hours, not weeks.

Why choose Yasna.ai

Human-like moderation

100s interviews per day

Access to 60+ markets

Moderates in 45+ languages

AI-generated report

NIMBLY

NIMBLY

Qualitative Research

Recruiting

Full Service

LOCATION

Bayside, New York

NIMBLY

Qualitative Research

Recruiting

Full Service

We uncover insights with a strategic blend of Human Intuition, AI, and a Playful Spirit. Trusted by ~20% of Fortune 100 + high growth startups.

Why choose NIMBLY

Human Intuition Meets AI Firepower

Smarter Recruitment, Better Conversations

Global Credibility, Boutique Agility

Trusted by ~20% of Fortune 100 + Fast-Growth Startups

Not Just Insightful — Surprisingly Fun

End to End User Research

End to End User Research

Full Service

Focus Group Facility

Qualitative Research

LOCATION

Houston, Texas

End to End User Research

Full Service

Focus Group Facility

Qualitative Research

• Qualitative research, UX, Ethnography, IDIs • High Quality Recruiting • Focus Group/Mock Jury Rooms • Kitchens/CLT on site • Usability Labs

Why choose End to End User Research

Expert qual researchers

Dedicated recruiters

Usability/UX/HF Experts

Jury /Focus group rooms

Kitchens/CLT/Taste tests

Design Science Group, LLC

Design Science Group, LLC

Focus Group Facility

Recruiting

Qualitative Research

LOCATION

Philadelphia, Pennsylvania

Design Science Group, LLC

Focus Group Facility

Recruiting

Qualitative Research

Usability labs, global reach, and human factors expertise—we support you anytime, anywhere, with research-driven insights.