Our firm provides outstanding service to our clients because of our dedication to the three underlying principles of professionalism, responsiveness and quality.

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Our firm is one of the leading firms in the area. By combining our expertise, experience and the energy of our staff, each client receives close personal and professional attention.

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Companies who choose our firm rely on competent advice and fast, accurate personnel. We provide total financial services to individuals, large and small businesses and other agencies.

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As the Owner / Managing Member of Dedrea L. Norman, CPA, PLLC (formerly By the Numbers Accounting & Tax Services, PLLC), Dedrea Norman is committed to meeting her clients' accounting and tax needs.

Her meticulousness, attentiveness, and keen professional knowledge are the traits her clients value. She endeavors to build long-term relationships with her growing client base and provide excellent customer service.

Dedrea began her career in the accounting and tax industry in 2000 and earned her CPA in 2004. Her knowledge and experience were honed during her tenure at one of the international big four accounting firms (both in Houston and New York City offices) and through her work at several private sector and companies. Specifically, she gained extensive exposure in preparing, reviewing, managing and advising high wealth individuals, small business owners and public and private large corporate financial decision makers - all with various accounting and taxation needs. Her credentials include: 


  • Federal and state high wealth individual income tax returns, including quarterly estimated tax payment and extensions;
  • Federal and state corporate income tax returns;
  • Federal and state partnership returns;
  • Federal and state income tax notice and/or audit resolution;
  • Generated over $3 million in New York State credits and incentives for various clients;
  • Instrumental in saving several oil and gas clients over $4.5 million in sales and use taxes through sales/use reverse audits, managed audits and audit defense; and,
  • Using GAAP principles, prepared financial analytics, performed analytical procedures, tested financial statement balances and prepared financial reports/statements.

Professional Affiliations:

  • American Institute for Certified Public Accountants (AICPA)
  • Texas State Board of Public Accountancy


  • Certified Public Accountant, Texas, March 2004
  • Certified Public Accountant, North Carolina, February 2011


  • University of Houston, Houston, Texas

Dedrea, a native of Dallas, Texas, lives in Houston, Texas and is the mother of an active 11-year old, Noelle. Her other passions include cooking, running and spending time with family and friends.

Houston, TX Accounting, Dedrea L. Norman, CPA, PLLC

Dedrea L. Norman, CPA, PLLC | P.O. Box 4021, Houston, TX 77210-4021 | Phone: (832) 264-7646 | Fax: (800) 878-6363 | dedrea@dedrealnormancpa.com