Our Team

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Meet our team of experienced personnel with a wide range of insight and skill sets.

C. Trebes Sasser, Sr.
Founder
C. Trebes Sasser, Sr. is the Founder and President of Ridgemont Properties, Inc. and the Founder and Managing Partner of Sasser Royalties, LLC. Preceding these roles, Mr. Sasser worked for Venus Oil Company beginning in 1980 and left in 1984 to start Ridgemont Properties. Mr. Sasser graduated from the University of Texas at Austin in 1978 with a BBA in Finance.

Trebes is an active member of the National Association of Petroleum Landmen, National Association of Royalty Owners, San Antonio Landmen Association, San Antonio Apartment Association, Texas Apartment Association, and the National Apartment Association. He is an advisory board member for Operation Comfort-Wounded Warriors, San Antonio Youth for Christ, and the Valero Alamo Bowl. He is a past President and current member of the Alamo Kiwanis. Furthermore, he sits on the Board of Directors at Rio Bank.

Mr. Sasser is an active member of his church and holds weekly bible studies in the office. He enjoys spending time with his wife, Laura Sasser and their four children and nine grandchildren. When not in the office, he enjoys working on the ranch.

C. Trebes Sasser, Jr.
Vice President
C. Trebes Sasser, Jr. serves as Vice President at Ridgemont Properties, Inc. overseeing all property management, asset management, and financing related activities. Furthermore, he is actively involved in the sourcing, underwriting, due diligence, deal structuring, capital raising and closing of real estate investment transactions.

Previously, Mr. Sasser worked for Countrywide Commercial Real Estate Finance’s CMBS office in Dallas, Texas and BBVA Compass Commercial Real Estate in Dallas, Texas. As a second generation family business member, growing up Mr. Sasser has worked at every level of the family business, starting at mowing lawns. He received a bachelor’s degree from Texas A&M University in College Station.

Mr. Sasser actively serves the local church body of Harvest Bible Chapel as an elder. He sits on a C12 Group peer board and is a member of the Real Estate Council of San Antonio (RECSA).

Mr. Sasser and his wife Michelle have been blessed with three children, Harper, Riley and Trebes III. His passions include Christ-centered discipleship and outdoor activities such as running, hunting and fishing.

Sean Grady, CPA, MBA
Controller
Sean joined the Ridgemont Properties, Inc. team in August 2016 and is responsible for managing and overseeing the accounting functions of the Company and its related entities. He started his career in banking and brings 18 years of accounting experience, where he was proudly focused on serving the banking needs of our troops.

Sean holds an undergraduate degree in Accounting and Marketing from Texas Lutheran University and a Master’s degree in Business Administration from Webster University in Saint Louis. He is passionate about serving in the community through various volunteer opportunities, including the Wounded Warrior Foundation, Fisher House, San Antonio Food Bank, and the Schertz Humane Society.

In his free time, Sean enjoys outdoor activities such as camping, boating, hiking and spending time with his wife, Teresa, two dogs, and step-daughters Lesli and Kaili, who both actively serve in the United States Air Force and United States Navy.

Charmain Stehle
Multifamily Property Supervisor
Charmain R. Stehle is the Multifamily Property Supervisor, overseeing Ridgemont Properties, Inc.’s multifamily portfolio property management.  With extensive property management experience, Charmain oversees all aspects of the multifamily operations including training, employee development, financial management, budget preparation/implementation and marketing strategies. She has been with the company since 2011.

Charmain, has 25 years of industry experience from leasing to regional management. She began her career with REOC, where she worked her way up from Part-Time Leasing to an Area Manager. In the years following she worked as a Regional Manager for Encore Real Estate Management Company.  Since 2011 she has been with Ridgemont Properties focusing on the growth and development of the multi-family portfolio.

She is actively involved with the San Antonio Apartment Association and a proud member of Institute of Real Estate Management (IREM). Through IREM she is a Certified Property Manager or CPM Candidate.

Originally born in California, she moved to San Antonio with her family when she was in fifth grade.  She married her high school sweetheart, Gary Stehle.  They have been happily married for 27 years and were blessed with two daughters, Amber and Alison. She loves the coast, camping and hiking through our state parks.

Nikki Lawson
Property Manager
Nikki Lawson serves as the Commercial Real Estate Property Manager for Ridgemont Properties, Inc. Nikki is responsible for the property management and leasing of the commercial property portfolio. Nikki also serves the company through assisting with property acquisitions and financing closings. Additionally, Nikki is involved in the asset management including budgeting, forecasting and capital improvement projects.

Nikki’s previously was employed by Tobin Mapping Company (P2Energy), and joined Ridgemont Properties in 2009. While working at Ridgemont, Nikki began pursuing a higher education. In December of 2015, she graduated Magna Cum Laude with a B.B.A. in Finance from Texas A&M University – San Antonio. The skills and training that she acquired and developed in her education have been improved and sharpened through her work with Ridgemont, and the benefits have been apparent throughout her time here.

Nikki met her husband Ryan while he was passing through San Antonio to Mexico, where he was headed to do mission work. They have been married for nine years and have two dogs and a cat, all of which are rescued. She enjoys reading, hiking, and spending time with family and friends.