About Us

LCA Environmental, Inc. is a professional environmental consulting firm with an unusually strong emphasis on practical business management.

Leadership TeamLicenses & Registrations • Statement of Capabilities


LCA Environmental Celebrates 25 YearsIn today’s heavily regulated and often litigious society, clients need a broadly experienced environmental engineering and geoscience firm like LCA to provide consulting services that confront a variety of financial and regulatory compliance challenges.

The LCA team specializes in providing technical solutions that are practical and permit clients to manage business environmental risk in an understandable, straight-forward manner. We serve multiple organizations and municipalities in Texas, Oklahoma, and Arkansas.

We also understand that client priorities and objectives can change from month to month and project to project, and build maximum flexibility into the solutions we custom-tailors for each client. No firm is ‘quicker on its feet” or better at responding to dynamic situations than LCA.

LCA is a State of Texas-registered Engineering Firm and Geoscience Firm, founded in 1992 with corporate offices in Dallas, TX. LCA services clients in Texas, Oklahoma and Arkansas and is an award-winning environmental engineering and geoscience consulting firm. Most recently LCA received the 2013 Globe Award from the Transportation Development Foundation for their work on the LBJ Express Project.

LCA is recognized by the State of Texas as a HUB (historically underutilized business), and by the North Central Texas Regional Certification Agency and TxDOT as a Woman-Owned Business Enterprise (WBE) and a Disadvantaged Business Enterprise (DBE). The firm is licensed by the Texas Department of State Health Services as an Asbestos Consultant Agency, an Asbestos Laboratory-PCM and a Mold Assessment Company, and is also registered with the Texas Commission on Environmental Quality as a Leaking Petroleum Storage Tank (LPST) Corrective Action Specialist.

LCA is a fully-insured Texas corporation with 25 years of excellence in business.

Leadership Team

Mary Ann Clark, President and CFO, LCA Environmental

Mary Ann Clark, President and CFO

Mary Ann is a co-founder of LCA Environmental, Inc. where she has been president and CFO since its inception. Prior to founding LCA, Mary Ann was the Director of Tax and Controller for Hall Financial Group and is still a Certified Public Accountant. She was a former member of the City of Dallas Environmental Health Commission, appointed by Lois Finkelman, council member for District 11.  Mary Ann is a board member and former president of the Society of Texas Environmental Professionals and former board member of Keep Texas Beautiful. In addition, she won the 2012 Rising Star Award from the National Association of Women Business Owners, Dallas-Fort Worth.


lynnY. Lynn Clark, Vice President and Professional Geoscientist

Lynn is a co-founder of LCA Environmental, Inc. and has also served as the firm’s QA and Safety Officer since its inception. In the history of the company, LCA has never had a lost time injury, been sued or had an instance claim assessed. In addition, the company has never been released from a contract. Lynn was appointed by Governor Rick Perry to the Texas Board of Professional Geoscientists from 2005 to 2011, during which time he chaired the board for two years from 2009 to 2011. In addition to his governmental regulatory board experience, he is well-versed in multiple scientific disciplines.

Dr. Mark Boyd, professional engineer LCA EnvironmentalDr. Mark K. Boyd, Professional Engineer

Mark is the principal engineer for LCA Environmental and has developed and executed numerous specialized engineer solutions while maintaining operational and design oversight of the company’s high-profile critical infrastructure projects. He has performed environmental and forensic hydrologic evaluations of major dam structures for Tarrant Regional Water district and environmental engineering specifications for the Dallas High Five interchange, in addition to dozens of other major TxDOT roadway projects. Recently, Mark was awarded Dallas Engineer of the Year in 2010 and Texas Engineer of the Year in 2012 by the Texas Society of Professional Engineers (TSPE).

LCA License & Registrations