Business Wire · Jul 2026
Carrington selected Kastle as its enterprise AI agent partner, deploying autonomous customer-service/collections agents and agent-assist tools across servicing operations with full QC coverage.
Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Kastle is a San Francisco-based AI startup building compliance-first voice, SMS, email, and chat agents for consumer lending and mortgage servicing. It automates borrower interactions and servicing workflows for lenders and servicers, integrates with existing contact-center and loan systems, and emphasizes fast deployment, full QA coverage, and regulated-domain execution. No public GitHub, X, or standalone engineering blog surfaced in the sources reviewed.
Primary product
AI voice and SMS agents for mortgage servicing and consumer lending
Founded
2024
Headquarters
San Francisco, California, United States
Team size
10-20
Industry
Software Development
Sub-industry
AI agents for consumer lending and mortgage servicing
Offices
11 jobs at Kastle
Business model
Small, high-agency, customer-obsessed startup culture with a strong bias for ownership, speed, and shipping into regulated enterprise workflows. Public job posts emphasize low ego, intense pace, direct customer impact, and the ability to move fast while building for large lenders.
Visa sponsorship
Limited
Compensation
Public role postings show base salary ranges roughly from $140K to $250K depending on role, usually with equity; one part-time AI trainer posting advertised $30/hour.
Benefits
Pricing
Contact sales / custom enterprise quote
Differentiators
Technology
Customers
Competitors
Business Wire · Jul 2026
Carrington selected Kastle as its enterprise AI agent partner, deploying autonomous customer-service/collections agents and agent-assist tools across servicing operations with full QC coverage.
National Mortgage News · Jul 2026
Reports the Carrington-Kastle partnership and describes Kastle's AI agents handling servicing and collections interactions in customer-facing roles.
Business Wire · Apr 2026
Kastle announced a direct integration with ICE MSP so servicers can deploy AI agents without custom infrastructure and execute servicing actions inside MSP.
PR Newswire · Nov 2024
Kastle was named the winner of LendingTree’s 2024 Innovation Challenge for its AI voice technology.
Forbes · Nov 2024
A Forbes Council article discussing how AI can transform mortgage servicing; Kastle is highlighted in the same problem space and on its site as an example of this shift.