William Koumparis, Loan Officer, NMLS # 19510...
Senior Loan Officer | NMLS # 1951011
As a licensed Loan Originator who is familiar with a variety of loan types and specialized programs, I am ready, willing and able to help you find the mortgage product that is right for you.
Whether you are looking to purchase a personal r... Show More
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Reviews from Web
Great communication, additional information and explanations when I had any confusion or uncertainty. I felt like I was in good hands.
Reply from William Koumparis
April 2nd, 2026 04:14 PM
I'm pleased to hear that you valued the communication and found the additional information and explanations helpful, Sheila. It's important to me that you felt in good hands throughout the process. If you have any more questions or need further...
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Great service
Reply from William Koumparis
March 16th, 2026 06:10 PM
I'm pleased to know you found the service great, Von. If there's anything else you need or any questions you may have, please don't hesitate to reach out to me directly.
It took approximately 3 months to close the re-fi. There were no streamlined processes to assist along the way. An appraisal was made without giving me any notice. I had to send emails weekl to follow up and ask questions. At some point I asked...
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Reply from William Koumparis
March 4th, 2026 09:37 PM
We are sorry that you did not have a 5-Star experience. I would love to know your perspective and help us improve.
Ease of communication and documentation
Reply from William Koumparis
March 4th, 2026 02:21 PM
It's good to know that you found communication and documentation straightforward, Christopher. If there's anything else I can do to assist you, please feel free to contact me directly.
Fast efficient service.
Reply from William Koumparis
March 2nd, 2026 06:10 PM
I'm glad to hear that you found the service fast and efficient, Maria. If you have any further questions or need assistance, feel free to reach out to me.
Quick response and communication was great!
Reply from William Koumparis
March 2nd, 2026 05:33 PM
It's encouraging to hear that the response time and communication met your expectations, Dakota. If there's anything more I can assist you with, please don't hesitate to get in touch.
William Koumparis, Loan Officer, NMLS # 1951011 - American Financial Network, Inc. has received a review with 5 star rating from Wilbert J
Reply from Owner
February 19th, 2026 12:00 AM
Thank you for the 5-star review, Wilbert Johnson. We appreciate you taking the time to share your feedback and are glad you had a great experience. We look forward to serving you again soon.Thanks for being, well you... and letting us help!...
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The loans personnel were professional, helpful, and most courteous. Thank you!
Reply from William Koumparis
February 16th, 2026 09:45 PM
Thank you for sharing your feedback, Charles. I'm pleased to hear that the professionalism and courtesy of our team left a positive impression. If there's anything more you would like to discuss or need assistance with, please feel free to...
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Reply from William Koumparis
February 9th, 2026 03:49 PM
Caitlin, thank you for taking the time to share your thoughts. I'm pleased to know that your experience was positive overall. If there's anything further you'd like to discuss or need assistance with, feel free to reach out to me directly.
Miranda was a great person to work with! She was available every step of the way.
Reply from William Koumparis
February 9th, 2026 02:16 PM
I'm happy to hear Miranda was so helpful and available throughout the process, Lois. It's important to have support at each step. If you need any further assistance, please don't hesitate to reach out.
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About
As a licensed Loan Originator who is familiar with a variety of loan types and specialized programs, I am ready, willing and able to help you find the mortgage product that is right for you.
Whether you are looking to purchase a personal residence, 2nd home or investment property, or if you need to refinance an existing mortgage, I can find the product that best suits your needs and circumstance. With AFN as your mortgage lender, you have an entire team dedicated to carrying your loan from application, through processing and underwriting and over the finish line where your loan is finalized and funded.
If you have a question, we are a quick phone call or email away, and we always look forward to opportunities to communicate with you.
Products & Services
Mortgage Loan Officer
FHA Home Loan
VA Home Loan
Jumbo Home Loan
Specialities
We are a Direct Lender with delegated authority to underwrite, fund, and service Fannie Mae, Freddie Mac, FHA, USDA, VA, and Jumbo loan products in-house
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Positions
- American Financial Network - Senior Mortgage Loan OriginatorJan 11th, 2020 - Current
Addresses and Serving Areas
Primary Serving Area
Other Serving Areas
Year Started
2020
Time Zone
Pacific Standard Time (PST)
Licenses
- NMLS# 1951011
Disclaimer
American Financial Network, Inc. is an Equal Housing Lender
American Financial Network, Inc. | NMLS ID 237341
10 Pointe Drive, Suite 330, Brea, CA 92821| (714) 831-4000
©2026 All Rights Reserved
NMLS Consumer Access: http://www.nmlsconsumeraccess.org
Licensing | Privacy | Contact Us
American Financial Network, Inc. is licensed by the California Department of Financial Protection and Innovation under the California Financing Law License (6038771) and holds a CA Bureau of Real Estate, Real Estate Broker's License (01317581) under Nationwide Mortgage Licensing System (NMLS), unique identifier of 237341. Broker is performing acts for which a license is required. Loans made or arranged pursuant to California Financing Law. Refer to www.nmlsconsumeraccess.org and input NMLS #237341 to see where American Financial Network, Inc. is a licensed lender. This is not an offer for extension of credit or commitment to lend. All loans must satisfy company underwriting guidelines. Not all applicants qualify. Information and pricing are subject to change at any time and without notice. The content in this advertisement is for informational purposes only. Products not available in all areas. As prohibited by federal law, we do not engage in business practices that discriminate on the basis of race, color, religion, national origin, sex, marital status, age (provided you have the capacity to enter into a binding contract), because all or part of your income may be derived from any public assistance program, or because you have, in good faith, exercised any right under the Consumer Credit Protection Act. The federal agency that administers our compliance with these federal laws is the Federal Trade Commission, Equal Credit Opportunity, Washington, DC, 20580.