As of my last update, here are some of the top mortgage companies in the United States based on various metrics such as loan originations, servicing portfolio size, and overall market presence. This list is not exhaustive and may vary over time due to mergers, acquisitions, and market changes:

  1. Quicken Loans / Rocket Mortgage - One of the largest mortgage lenders known for its online mortgage application process.

  2. Wells Fargo Home Mortgage - A major player in mortgage lending with a significant market share.

  3. Chase Home Lending - Offers a wide range of mortgage products and services.

  4. Bank of America Mortgage - Provides mortgage loans and refinancing options across the United States.

  5. United Wholesale Mortgage (UWM) - A leading wholesale mortgage lender, focusing on mortgage brokers.

  6. Caliber Home Loans - Offers a variety of home loan products and services.

  7. Guild Mortgage - A large mortgage lender with a strong presence across the country.

  8. loanDepot - Provides mortgage and refinance loans through its online platform.

  9. Fairway Independent Mortgage Corporation - Known for its personalized service and mortgage expertise.

  10. Freedom Mortgage - Offers a range of mortgage products and services, including VA and FHA loans.

  11. Movement Mortgage - Specializes in residential mortgage loans and is known for its fast loan processing.

  12. Mr. Cooper (Nationstar Mortgage) - Offers mortgage services including loan servicing and originations.

  13. PHH Mortgage - Provides mortgage services and loan servicing solutions.

  14. Flagstar Bank - Offers a wide range of mortgage solutions and services.

  15. Stearns Lending - Provides mortgage lending services across the United States.

  16. New American Funding - Offers a variety of mortgage products with a focus on customer service.

  17. Homebridge Financial Services - Provides mortgage solutions and refinancing options.

  18. Guaranteed Rate - Known for its competitive mortgage rates and digital mortgage process.

  19. CitiMortgage - Provides mortgage and home equity products and services.

  20. American Pacific Mortgage - Offers residential mortgage services through a network of branches.

These companies represent a mix of traditional banks, online lenders, wholesale lenders, and mortgage servicers that play significant roles in the U.S. mortgage market. Rankings and market positions can change over time due to various factors in the mortgage industry.