Commercial Overview
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Resources & Insights

Newly Originated / Seasoned Diligence & Quality Control

SitusAMC is the leading provider of rating-agency approved residential loan-level diligence and quality control (QC) services for newly originated and seasoned loans.

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SitusAMC is the leading provider of rating-agency approved residential loan-level diligence and quality control (QC) services for newly originated and seasoned loans

Diligence & QC

Overview
Capabilities
Why Us
Case Study
Resources
Technology
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diligence and QC

Overview

Enabling Confident Loan Decisions with Trusted Diligence & QC

For over 20 years, SitusAMC has supported lenders and investors with comprehensive due diligence and quality control solutions that drive better-informed decisions and reduce transaction risk. Our due diligence and third-party review services help ensure accuracy, compliance, and transparency across pre-sale, post-sale, and deep-dive reviews for both newly originated and seasoned asset pools. 

Our unmatched scale ensures best-in-class delivery timelines, regardless of portfolio size or complexity, and our global workforce can be integrated directly into a client’s existing operational framework or deployed independently to preserve third-party objectivity. We offer seamless data delivery via API, and our extensive client base, industry-standard reporting, and established reputation help accelerate execution and support reliance letter issuance. 

#1
3rd party review firm
1,248
Rated securitization transactions supported since 2019, ~ 60% Share of PLS Market
250K+
Newly originated loan files reviewed in 2024
33K+
Seasoned compliance loan files reviewed in 2024

Capabilities

Why Us

Leading provider of residential mortgage due diligence & quality control

Industry Leader
Industry Leader

Industry Leader

As the #1 third-party review firm with support for over 1,248 rated securitization transactions since 2019 and an estimated 60% share of the PLS market, we bring unmatched credibility and scale to every review. Our proven leadership helps clients meet investor and regulatory expectations with confidence. 

comprehensive expertise
comprehensive expertise

Comprehensive Expertise 

We offer a full-spectrum of diligence and QC solutions. Our team is deeply experienced across both pre-sale and post-sale reviews, enabling thorough, accurate insights whether assessing new production or legacy assets. 

Flexible Approach
Flexible Approach

Flexible Approach 

We are proud to admit that our loan operations team are some of the best in the business. They treat clients’ portfolios like their own, and with an error rate of less than 0.01% over the course of a decade, our clients are happy to instill their trust in them.

Tech-enabled
Tech-enabled

Tech-enabled

Our proprietary Clarity Portal® centralizes review findings, exceptions, and supporting documentation in a single system—eliminating fragmented communication via email. With built-in exception resolution workflows, full audit trails, and real-time visibility, clients gain streamlined collaboration, operational transparency, and faster issue resolution. 

Acuity
Case Study

Provided a Government Agency with a Technology and Diligence Solution to Optimize Execution and Pricing on a Large Loan Portfolio

READ THE CASE STUDY

Meet the Team

Resources & Insights

Insights, perspectives, and ideas from our team.
Jon G

Article

How Mortgage Lenders Can Quickly and Profitably Expand Into New Products

Residential mortgage originators continue to expand into new products amid tight housing inventory and higher interest rates -- a trend that brings both opportunity and risk.
Read more
Franco MPA TV

Article

CEO Michael Franco Discusses How Lenders Can Scale Amid Rate Challenges

Chief Executive Michael Franco discusses major shifts and opportunities he sees in the market, and the ways SitusAMC is evolving to serve clients in this dynamic environment.
Read more
Loan Origination

Article

SitusAMC Expands into Residential Mortgage Loan Fulfillment Services

Establishing itself as a force in the secondary market over the last four years conducting due diligence third-party review, SitusAMC’s natural next step was to tackle the front-end as well.
Read more
Partnership

Case Study

Helped a Blue-Chip Investment Bank Minimize Losses on Legacy Whole Loan Pools and Enhance the Quality of New Acquisitions

Read more
Clarity portal
Clarity portal

Technology

Clarity Portal

Our diligence and QC services are powered by Clarity Portal®, our proprietary platform for managing collateral, assets, and data across the full review lifecycle. Loans review results are posted to our Clarity Portal, including exceptions as well as the calculations used for evaluation. Stakeholders can respond to and resolve exceptions directly in the platform, eliminating the need for email chains and ensuring a complete, auditable trail of all documentation and correspondence between parties. 

To find out more or schedule a demo of Clarity, reach out to our team via the CONNECT form on this page. 

Acuity
Acuity

Technology

Acuity

Our Acuity ® platform supports our due diligence and quality control services by providing a secure, intelligent platform for organizing, sharing, and managing loan documents at scale. Acuity offers permission-based sharing, audit tracking, and advanced OCR capabilities that automatically identify document types and extract key data—streamlining file preparation and reducing manual effort. With over 900 million documents processed, Acuity delivers trusted, machine-learned accuracy that enhances confidence in the documents and data underpinning loan reviews.  

To find out more or schedule a demo of Acuity, reach out to our team via the CONNECT form on this page.

Technology

Clarity Portal

Our diligence and QC services are powered by Clarity Portal®, our proprietary platform for managing collateral, assets, and data across the full review lifecycle. Loans review results are posted to our Clarity Portal, including exceptions as well as the calculations used for evaluation. Stakeholders can respond to and resolve exceptions directly in the platform, eliminating the need for email chains and ensuring a complete, auditable trail of all documentation and correspondence between parties. 

To find out more or schedule a demo of Clarity, reach out to our team via the CONNECT form on this page. 

Technology

Acuity

Our Acuity ® platform supports our due diligence and quality control services by providing a secure, intelligent platform for organizing, sharing, and managing loan documents at scale. Acuity offers permission-based sharing, audit tracking, and advanced OCR capabilities that automatically identify document types and extract key data—streamlining file preparation and reducing manual effort. With over 900 million documents processed, Acuity delivers trusted, machine-learned accuracy that enhances confidence in the documents and data underpinning loan reviews.  

To find out more or schedule a demo of Acuity, reach out to our team via the CONNECT form on this page.

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