MGIC Investment Corporation, through its subsidiaries, provides private mortgage insurance, other mortgage credit risk management solutions, and ancillary services to lenders and government sponsored entities in the United States, the District of Columbia, Puerto Rico, and Guam. The company offers primary mortgage insurance that provides mortgage default protection on individual loans, as well as covers unpaid loan principal, delinquent interest, and various expenses associated with the default and subsequent foreclosure. It also provides pool insurance for secondary market mortgage transactions; and contract underwriting services, as well as reinsurance. The company serves originators of residential mortgage loans, including savings institutions, commercial banks, mortgage brokers, credit unions, mortgage bankers, and other lenders. MGIC Investment Corporation was founded in 1957 and is headquartered in Milwaukee, Wisconsin.

Essent Group Ltd., through its subsidiaries, provides private mortgage insurance and reinsurance for mortgages secured by residential properties located in the United States. Its mortgage insurance products include primary, pool, and master policy. The company also provides information technology maintenance and development services; customer support-related services; underwriting consulting; and contract underwriting services, as well as risk management products and title insurance and settlement services. It serves the originators of residential mortgage loans, such as regulated depository institutions, mortgage banks, credit unions, and other lenders. Essent Group Ltd. was incorporated in 2008 and is based in Hamilton, Bermuda.

Enact Holdings, Inc. operates as a private mortgage insurance company in the United States. It engages in writing and assuming residential mortgage guaranty insurance. The company also offers private mortgage insurance products primarily insuring prime-based, individually underwritten residential mortgage loans; contract underwriting services for mortgage lenders; and mortgage-related reinsurance products. It primarily serves originators of residential mortgage loans. The company was formerly known as Genworth Mortgage Holdings, Inc. and changed its name to Enact Holdings, Inc. in May 2021. Enact Holdings, Inc. was founded in 1981 and is headquartered in Raleigh, North Carolina. Enact Holdings, Inc. operates as a subsidiary of Genworth Holdings Inc.

PennyMac Financial Services, Inc., through its subsidiaries, engages in the mortgage banking and investment management activities in the United States. The company operates through three segments: Production, Servicing, and Investment Management. The Production segment is involved in the origination, acquisition, and sale of loans. This segment sources residential conventional and government-insured or guaranteed mortgage loans through correspondent production, consumer direct lending, and broker direct lending. The Servicing segment performs loan servicing for both newly originated loans that are under holding for sale and loans services for others. The segment performs loan administration, collection, and default management activities, including the collection and remittance of loan payments; responds to customer inquiries; provides accounting for principal and interest; holds custodial funds for the payment of property taxes and insurance premiums; counsels delinquent borrowers; and supervising foreclosures and property dispositions, as well as administers loss mitigation activities, such as modification and forbearance programs. The Investment Management segment is involved in sourcing, performing diligence, bidding, and closing investment asset acquisitions; managing correspondent production activities for PennyMac Mortgage Investment Trust; and managing acquired assets. The company was founded in 2008 and is headquartered in Westlake Village, California.

Guild Holdings Company originates, sells, and services residential mortgage loans in the United States. It operates in two segments, Origination and Servicing. The company offers residential mortgages through retail and correspondent channels. Guild Holdings Company was incorporated in 1960 and is headquartered in San Diego, California.

Bank of Marin Bancorp operates as the holding company for Bank of Marin that provides a range of financial services primarily to small to medium-sized businesses, not-for-profit organizations, and commercial real estate investors in the United States. The company offers personal and business checking and savings accounts; and individual retirement, health savings, and demand deposit marketplace accounts, as well as time certificates of deposit, certificate of deposit account registry, and insured cash sweep services. It also provides commercial real estate, commercial and industrial, and consumer loans, as well as construction financing and home equity lines of credit. In addition, the company offers merchant and payroll services; commercial equipment leasing program; payment solutions; treasury management services; credit cards; and mobile deposit, remote deposit capture, automated clearing house, wire transfer, and image lockbox services. Further, it provides wealth management and trust services comprising customized investment portfolio management, financial planning, trust administration, estate settlement, and custody services, as well as 401(k) plan services; and automated teller machines, and telephone and digital banking services. The company was incorporated in 1989 and is headquartered in Novato, California.

loanDepot, Inc. engages in originating, financing, selling, and servicing residential mortgage loans in the United States. The company offers conventional agency-conforming and prime jumbo, federal assistance residential mortgage, and home equity loans. It also provides settlement services, which include captive title and escrow business; real estate services that cover captive real estate referral business; and insurance services, including services to homeowners, as well as other consumer insurance policies. The company was founded in 2010 and is headquartered in Irvine, California.

Doma Holdings Inc. issues residential and commercial title insurance for purchase and refinance transactions in the United States. It operates through two segments, Underwriting; and Corporate and Other. The company offers title insurance underwriting, including policies referred to through its third-party agents' channel; and other insurance services for the residential real estate market. It also provides title, escrow, and settlement services for residential refinance transactions through its direct agents; and is involved in investing activities for its investment portfolio. The company serves homeowners, lenders, title agents, and real estate professionals. Doma Holdings Inc. was founded in 2016 and is headquartered in San Francisco, California.