Meet Our Team

Voted 2022 Best of Allen Award - Certified Public Accountant

 We are happy to announce that Karen Collom CPA , has been selected as the Winner for the 2022 Best of Allen Awards in the category of Certified Public Accountant.

Each year, in and around the Allen area, the Allen Award Program chooses only the best local businesses. The award is given to companies that have demonstrated their ability to use various marketing methods to grow their business in spite of difficult economic times. The companies chosen exemplify the best of small business; often leading through customer service and community involvement.

Karen Collom, CPA

Karen Collom is a Certified Public Accountant and the owner of Karen Collom, CPA. She is a Quickbooks ProAdvisor, is Quickbooks Online Certified, and is on the ProTax Customer Council for Intuit.

She started her firm to provide Individual and business tax preparation and consulting, with a specialization in coaching start-up entrepreneurs as they journey through the first two years of their company's evolution. 

Prior to starting the firm in January 2000, she served as a Chief Financial Officer (CFO) and Treasurer for Lexicon Information Concepts. She also served as the Business Manager for Our Lady of Angels Catholic Church in Allen, Texas.

Mary Salazar, CPA

Quickbooks Online Pro Advisor

Mary joined Karen Collom, CPA in 2015. She is a Quickbooks® ProAdvisor certified in Quickbooks® Online. She brings over 30 years of financial and accounting experience to the team with her role, including tax, accounting, human resources and financial analysis. Prior to her current role, Mary volunteered for the IRS, and held a financial leadership role at Accenture, a multi international management consulting technology services and outsourcing company.

In addition, she served in a leadership capacity at Affiliated Computer Systems, an information technology service and business process outsourcing company. Her focus was budgeting, policy development, cost analysis, and acquisition integration.

Leah Stradley - Accountant

Quickbooks Online Pro Advisor

Leah joined Karen Collom CPA as an accountant in April 2021. She is a Quickbooks® ProAdvisor certified in Quickbooks® Online. She has over 25 years of experience in accounting. Prior to joining Karen Collom CPA, Leah served as Director of Accounting at a consulting firm. Leah has worked with Quickbooks since 2007, managing daily accounting functions, financial statements, monthly close, and vendor payments in both for-profit and non-profit businesses.

Outside of the office, Leah has used her accounting skills to serve the following charities as volunteer Treasurer for:

• The Young Men’s Service league
• The National Charity League- Golden Corridor Chapter
• The Plano Senior High Swim Booster club

Donna Venegoni - Office Manager

Licensed Notary

Donna joined the Karen Collom, CPA, team in September, 2023, as the Office Manager. She brings over 15 years’ experience in the executive sector throughout Oklahoma and Texas.  In addition, Donna has over 12 years of Law Enforcement experience in the State of Texas – from Patrol Officer to Deputy Reserve Constable. In addition, Donna served in administrative and clerical roles for all Collin County Courts.

Donna volunteers and has dedicated numerous hours at the Advocacy Center for Children in the Collin County Texas areas working directly with the Advocacy Center’s Board.