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About me

Diana Wickman - Garland, TX - Allstate Agent
PSA Diana Wickman FLMI CLU AALU 3200 Broadway Blvd Ste 450
Garland, TX, 75043
Call: (972) 271-1413(972) 271-1413
Fax: (972) 271-1493
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As a Personal Financial Representative living in Garland for 26 years with my husband and 2 children I know many local families. My knowledge and understanding of the people in this community help me provide over 3100 customers with an outstanding level of service. I look forward to helping families like yours protect the things that are important – your family, home, car and more. I’m also here to help you prepare a strategy to achieve your financial goals.

I’m proud to work with a company who’s been serving satisfied customers for over 80 years. Customers count on outstanding financial strength and superior claims service to help protect what they value most. Allstate delivers on their promise. In fact, their outstanding financial strength and superior claims service received an A+ (Superior) rating by A.M. Best. Quality service, strength and satisfaction – that’s something I’m glad to be a part of.

I’m committed to showing you how Allstate is different and better than the rest. From sharing our broad product offerings for your protection and financial needs to offering you a real relationship you can count on. I’ll help you prepare for your financial future and offer a higher standard of service, delivered wherever and whenever you need.

Honor Ring-3 Years
Allstate Leader's Forum-2 Years
Chairman's Conference-2 Years
President's Conference-3 Years

Community Services:
Habitat for Humanity of Garland
North Texas Food Bank

Industry Services:
Texas Agency Strategy Team

Bachelor of Science-Meredith College, NC

Spoken Languages:

*For financial product transactions in a language other than English, customers must use an interpreter.

My Team

Jim Machock - Garland, TX - Allstate Team
Jim Machock Personal Financial Representative Jim has helped individuals and families with financial strategies for more than 20 years. From Life Insurance to other financial products, Jim can help you.
Delia Mendoza - Garland, TX - Allstate Team
Delia Mendoza Agency Manager Delia is a licensed agent and can help the customers with policy or claim issues. She specializes in servicing the customers and keeping our agency running smoothly.
Melanie  Stebner - Garland, TX - Allstate Team
Melanie  Stebner Licensed Sales Producer As a licensed agent, Melanie focuses on new business and serving the existing customers with issues.
Beth Fischer - Garland, TX - Allstate Team
Beth Fischer Licensed Agent Beth is a licensed agent experienced in customer service and helping the commercial customers with new coverage and service.
Brandy Ray - Garland, TX - Allstate Team
Brandy Ray Customer Service Representative Brandy specializes in helping the customers with policy changes and claim issues.
Ronda Younger - Garland, TX - Allstate Team
Ronda Younger Licensed Agent Ronda's focus is helping the current customers with their questions or needs. She can file a claim for you, add a car or write a new policy!
Irving Valdez - Garland, TX - Allstate Team
Irving Valdez Licensed Agent Irving is the newest member of our team! He speaks Spanish and English fluently and can help with new policies as well as customer service.
Salome Ethridge - Garland, TX - Allstate Team
Salome Ethridge Licensed Sales Producer


Business Hours
8:30 a.m.
6:00 p.m.
8:30 a.m.
6:00 p.m.
8:30 a.m.
6:00 p.m.
8:30 a.m.
6:00 p.m.
8:30 a.m.
6:00 p.m.
Available By Appointment: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday

Business Location Map

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Insurance is unlike any other product out there - you pay for it and hope you never have to use it. And that makes paying more than you need to that much more uncomfortable.
With a policy from Allstate, you can help keep your insurance costs low with the wide variety of discounts we offer. Keep in mind, not all discounts are available in every state. The best way to get all that you qualify for is to get an insurance quote specific to Garland.
You can get a rough "ballpark" insurance quote from many companies online, but talking with an agent allows you to ask questions and get a quote for coverage that matters most to you. An agent can prepare a quote that details the coverage, deductibles (your portion of a loss) and cost (premium) of your insurance policy.

Areas Served

  • Garland
  • Rockwall
  • Mesquite
  • Rowlett
  • Dallas
  • North Dallas
  • Plano
  • Wylie
  • Highland Park
  • University Park
  • 75043
  • 75088
  • 75042
  • 75150
  • 75087
  • Products Offered

    Auto Insurance
    Car Insurance
    Life Insurance
    Insurance Agent
    College Savings Plans
    Business Insurance
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    Diana Wickman is insurance licensed in the state(s) of Texas. If you do not reside in the state(s) of Texas, please go to the Find an Agent section on to search for another Allstate Agent or Personal Financial Representative.

    Subject to terms, conditions & availability.

    This material is intended for educational purposes only. Auto and homeowners insurance, and other property and casualty insurance products, are available from Allstate Insurance Company, Allstate Indemnity Company, Allstate Property and Casualty Insurance Company and Allstate Fire and Casualty Insurance Company (Home Offices: Northbrook, IL); Allstate New Jersey Insurance Company and Allstate New Jersey Property and Casualty Insurance Company (Home Offices: Bridgewater, NJ); and Allstate County Mutual Insurance Company and Allstate Texas Lloyd's (Home Offices: Irving, TX). Life insurance issued by Allstate Life Insurance Company: Northbrook, IL; and American Heritage Life Insurance Company: Jacksonville, FL. In New York, Allstate Life Insurance Company of New York: Hauppauge, NY. Securities offered by Personal Financial Representatives through Allstate Financial Services, LLC (LSA Securities in LA and PA). Registered Broker-Dealer. Member FINRA, SIPC. Main Office: 2920 South 84th Street, Lincoln, NE 68506. (877) 525-5727.