Kastle

AI agents for mortgage servicing

kastle.ai

1-10

B2B

Company research

Public company, workplace, funding, and market signals

Updated Jul 30, 2026

Overview

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

185 Channel St, Suite 423, San Francisco, CA 94158, United States

The Paramount, 95 3rd St, 2nd Floor, San Francisco, CA, United States

Business model

B2B SaaS

enterprise AI workflow automation

implementation / managed services

Funding

Stage

Seed

Total raised

$2.8M

Latest round

Seed · Mar 2025

Latest amount

$2.3M

Seed

Mar 2025

$2.3M

Pre-Seed

Jun 2024 · Y Combinator

$500K

People & investors

Leadership

Rishi Choudhary

Co-founder and CEO

Nitish Poddar

Co-founder and CTO

Investors

Commerce Ventures

Executives from Google

Executives from Snapdocs

Executives from WePay

Y Combinator

Work & culture

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

meaningful equity

robust medical, vision, and dental coverage

401(k) plan

paid company meals

company offsites to get to know the team

free MLO training and support

competitive compensation

Product & market

Pricing

Contact sales / custom enterprise quote

Differentiators

—Mortgage-specific, compliance-first AI agents
—Voice, SMS, email, and chat omnichannel coverage
—Safe Execution Procedures for deterministic workflow execution
—Direct integration with existing contact-center and servicing systems
—No custom middleware required for ICE MSP integration
—Full QA coverage on every customer interaction
—Pre-trained on FDCPA, TILA, UDAAP, RESPA, and TCPA
—Fast go-live / deployment in days rather than months
—Explainable responses with built-in reasoning

Technology

voice AI

SMS automation

email automation

chat automation

proprietary compliance engine

Agent Builder

automated QA scorecards

contact center integrations

payment processor integrations

loan management system (LMS) integrations

ICE MSP integration

Oneleet security / trust center

Ashby recruiting

Calendly demo scheduling

Statuspage

Customers

FDIC-insured banks

independent mortgage bankers (IMBs)

large mortgage lenders

mortgage servicers

Carrington Mortgage Services

leading U.S. financial institutions

eight of the top twenty-five U.S. mortgage servicers

Competitors

Valon

ICE Mortgage Technology

Prudent AI

Sagent

Haven

Scale & contact

Estimated monthly visits

Traffic estimate as of Jul 2026

rishi@kastle.ai

Latest news

Carrington Mortgage Services and Kastle Announce Partnership to Deploy AI Agents Across Carrington's Servicing Operations

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.

Carrington's $200B in servicing goes AI-native with Kastle deal

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.

Kastle Announces Direct Integration with the ICE MSP Mortgage Servicing System to Expand AI Adoption in Mortgage Servicing

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.

Kastle Wins LendingTree’s 2024 Innovation Challenge

PR Newswire · Nov 2024

Kastle was named the winner of LendingTree’s 2024 Innovation Challenge for its AI voice technology.

How AI Can Revolutionize Mortgage Servicing

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.

Jobs and careers at Kastle

13 jobs at Kastle

Head of Sales

On-site

Revenue

San Francisco; San Francisco, California, United States

3w ago

On-site

Full-time