Meet the Team

Mark Sass

Danny Monnat

Principal

Danny joined Preferred Source in 2015 after many years in distribution, having served as a Project Manager, Account Manager, and Regional Sales Director in TriMark Strategic’s National Account division.

He enjoys using his experiences in distribution to facilitate great working relationships with dealers and end-users.

Away from work, he enjoys traveling and spending time with his wife, Lindsay, his daughter, Claire, and his Golden Doodle, George.

He holds a Bachelor of Business Administration from the University of North Texas in Denton, TX and a Master of Industrial Distribution from Texas A&M University in College Station, TX. 

Territory: Dallas/Fort Worth, Oklahoma

Mark Sass

Jacquelyn Mangione

Principal

Prior to joining Preferred Source in 2010, Jacquelyn worked in commercial real estate and business development before joining TriMark RW Smith in Houston as a Sales Consultant in their street sales division in 2008.

Born and raised in San Antonio, Jacquelyn enjoys traveling the country and the world with her husband, Sean, and savoring fares from all over the globe any chance she gets. She enjoys crafting, has a keen eye for art and a special love for food, especially anything with foie gras.

Jacquelyn Mangione graduated from Southern Methodist University with a BA in Psychology and Sociology in 2006.

Territory: Austin/San Antonio

Mark Sass

Lindsey Nicks

Sales Manager - Houston/Upper Gulf Coast

Lindsey joined Preferred Source after several years as a manufacturer’s rep with a foodservice equipment and supplies firm. She is driven to find the best fit for her customers whether it be the perfect table setting or culinary solution.

Dallas raised but Houstonian at heart, Lindsey is an advisor to her sorority, yoga & pilates enthusiast, and Houston rodeo devotee. Her friends and family would agree, Lindsey is a foodie who can be found on patio with a glass of bubbles in hand and her goldendoodle, Indy, right by her side.

Lindsey received a Bachelor of Science in Sociology from Oklahoma State University.

Territory: Houston, Upper Gulf Coast

Mark Sass

Jeff Vogelsang

Territory Manager - San Antonio/Rio Grande Valley

Jeff has a passion for helping customers fulfill their tabletop visions. He states that he has always been in the hospitality field and will never leave the industry.

In his free time, Jeff enjoys watching movies, reading a good book, dining in an array of restaurants, collecting/trading/drinking beer from all over the world and traveling. After working for many years in diverse areas of the restaurant industry, Jeff was employed by RW Smith & Company in Dallas and gained invaluable tabletop and smallwares experience. He later left distribution to become a manufacturer’s representative for D&K Marketing, which was purchased by Cinpak in 2016, and he worked between Dallas and Austin until he finally landed at Preferred Source in August of 2019.

Territory: San Antonio, The Valley

Mark Sass

Janie Leitner

Territory Manager - Houston/South Texas

Janie joins Preferred Source after years in operations, bartending, and managing restaurants and cocktail programs, off-premise wine sales at Southern Glazers, and most recently as an On-Premise Liquor Sales Representative with Republic National Distributing Company. 

Janie received a Bachelor of Science in Human Resource Development with a Minor in Psychology from the University of Houston. 

Territory: Houston, Bryan/College Station

Mark Sass

Deborah Vasquez

Inside Sales Representative

Deborah brings over twenty years of sales and account management experience to Preferred Source, having served as a Senior Account Executive for Inform Marketing Group in California, as a Field Sales Specialist with TriMark Economy in California, and most recently as a Total Access Specialist at Airgas in Dallas supporting their outside sales team. 

Deborah received a Bachelor of Arts in Art History from San Diego State University.

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