Meet Our Team

Meet Our Staff:

Peter Marshall, CPA

Peter is the majority owner and managing partner of Peter Marshall & Company, P.C.   Peter holds an MBA in Accounting and a BBA in Finance from the University of North Texas in Denton, TX. He has been a licensed CPA since 1999.

Peter specializes in helping business owners and entrepreneurs improve performance and realize goals, all while minimizing taxes.  His innovative approach and unique perspective on successful business management have helped hundreds of clients increase profitability and enhance their personal lifestyle.

Peter and his wife Denise live with their two teenage daughters and two dogs in Flower Mound.

Michelle Clark

Michelle Clark joined our firm in October of 2007 as an administrative assistant. Today, Michelle has many different responsibilities at the firm. Michelle was promoted to Office Manager in 2011, and she also serves as the firm's Payroll Coordinator, in addition to her regular client bookkeeping duties.

Prior to moving to Texas, Michelle worked in Public Relations, Health Care & Human Resources.

Michelle is pursuing her college education in Accounting and Office Administration.

Michelle is a mother of one beautiful daughter. Michelle enjoys spending time bowling & crocheting.


David Orf

Dave graduated from the University of Missouri with a Bachelor of Science in Business Administration, and a major in Accounting. He later received a MBA degree from Washington University in St. Louis.

Upon graduation from college, Dave worked three years for a small accounting firm in Missouri, and subsequently received his CPA certificate. Dave left public accounting and worked in the telecommunications industry for more than 30 years. During that time, Dave held positions of increasing responsibility in various Finance Departments including Tax, General Accounting, Revenue, Business Analysis, Corporate Accounting, and retired from the position of Executive Director – Corporate Operations where he was responsible for all Payroll and Accounts Payable functions for Verizon Telephone Operations.

Following a short retirement, Dave began working for Peter Marshall and Company in 2006.

Dave and his wife have been married for more than thirty five years and are the proud parents of three children.

Jan Warzecha, CPA

Jan joined the firm in 2010 and has extensive professional experience providing accounting, tax and consulting services to private companies including manufacturing, restaurants, service type industries and non-profit organizations. Jan obtained her Bachelors in Business Administration from Texas A & M University in College Station, Texas and has been a Certified Public Accountant since 1986. She is a member of the Texas Society of CPA's and the Dallas Chapter of CPA's. She is married with three children and enjoys spending time with her family.

Angela Curtis

Angela Curtis joined us in June 2015 as our Administrative Assistant. Through hard work and dedication, Angela became the firm’s Billing Manager in October 2016. She is originally from Nevada, but has been a TX resident for over a decade. Angela has over 20 years of customer service, and over 10 years of office experience. Angela has an Associate's degree in Accounting and has accumulated exceptional organizational, communication, and exposure to business concepts, that has dedicated her to go above and beyond with assisting each client in meeting their individual needs.

Angela is a proud mother of 3 wonderful children, and enjoys spending time with them doing such things as swimming, snowboarding, bike riding, and any other outdoor adventures.

Intuit Certified ProAdvisor - Quickbooks

 Lynn Ross

Lynn joined the firm in October of 2016. Her experience includes administrative support in the PR, marketing and advertising industries, as well as retail sales, education and worship coordination for a local Flower Mound church and, most recently, as a classroom teacher with Lewisville ISD. Lynn has a bachelor’s degree from California State University, Northridge.

She is married with 2 grown children, a daughter-in-law and became a proud grandma in 2017!

Intuit Certified ProAdvisor - Quickbooks Certified ProAdvisor Advanced

Deborah Weldon, CPA

Deborah has a BS in Business Education from Texas A&M University, Commerce and an MBA in Accounting from the University of North Texas. She earned her CPA designation in 1978 and started her accounting career at Arthur Andersen where she became involved in the oil and gas industry.

Deborah enjoyed working with several oil and gas companies in Fort Worth. When her family moved to Flower Mound, Deborah became a teacher in LISD. While teaching accounting and other business subjects, she had the privilege of coaching several state and nationally ranked accounting students. Deborah enjoys helping clients with their accounting needs.

Deborah and her husband, Bill have two adult children. Yoga, reading, travel and spending time with family and friends occupy her hours outside work.

Vicki Thorp

Vicki joined the firm in 2016. She has completed and Associated Degree from Brookhaven College.

She came to Texas in a roundabout way. Being born in Anaco, Venezuela, then a move to France for six years, then onto New Jersey for seven years where she graduated High School. Her parents were transferred again to Texas where she followed them and started a family of her own.

She enjoys travelling, among going around the world in two weeks’ time with her parents and sisters, scuba diving in Fiji and at many Caribbean Destinations with her husband and is an avid skier.

Vicki has been married for 38 years and has two grown sons.

Intuit Certified ProAdvisor - Quickbooks

Shannon Larsen

Shannon has 25 years of experience in customer service and the healthcare industry. Her background is diverse, from being the first face of the business to a problem-solver on the other end of the phone. Most recently, she supervised a medical procurement department.

Shannon moved to Texas in 2006. She has lived in five states and was born in Showhegan, Maine. Her daughter is currently pursuing her MD in Galveston, her son is a firefighter paramedic, and her step-daughter plans to attend college for criminal law. When she is not working, Shannon enjoys traveling back east, lounging by the pool, and spending time with her kids.

Connie Schoenrade

Connie joined the Peter Marshall team in October 2018. She previously worked as Office Manager for a psychologist. She has a broad range of skills and experience in supply chain, customer service and human resources for large companies as well as with small businesses and a 501c organization. She earned her Bachelor's degree in Psychology from Roosevelt University and has a Certification in Production and Inventory Control from DePaul University.

Connie moved from Illinois to Texas with her husband in 1996. They settled in Double Oak, have been married for 27 years and have three teenagers. She volunteers at her church and with BSA Troop 265. When possible, they enjoy traveling and outdoor adventures.

Amy Von Storch

Amy joined the company in March 2018 and may be the first person you meet. Her duties include bookkeeping, customer service, and reception. She is very experienced in QuickBooks Desktop and QuickBooks Online and has extensive project management experience. She enjoys learning what’s important for each client and loves letting clients know when their tax problems have been solved.

Amy earned a BBA from the University of North Texas as well as an Associate of Arts. When she’s not working, you might find her doing yoga, training for a 5K, spending time with her two cats, or volunteering at the Humane Society of Flower Mound.

Susan Petersen

I have 25+ years in accounting and tax preparation. I started off doing taxes for H&R Block and eventually opened up a home business doing taxes and accounting in Jemez Springs, NM, where Iived for over 30 years. I also worked at Los Alamos Medical Center in Los Alamos, NM, where I was born, in the accounting department doing payroll, accounts payable & general ledger for 3 years beforemoving to Flower Mound in 2006.

I proudly served my country in the U.S. Army and graduated with an Associate’s Degree in German from the Defense Language Institute in Monterey, CA and worked as a Linguist. I am married and live with my husband, Steve, and my faithful dog whom I found on a ditch bank in NM. I have 2 grown children, 1 soon to be daughter-in-law and 1 granddaughter whom I love spending time with.I received my IRS Enrolled Agent in 2015. My interest include spending time with my granddaughter, reading and lots and lots of football. Go Cowboys!

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