About Us

Jon W. Danklefs

Jon W. Danklefs joined Marcus & Millichap in October 2012 and was promoted to First Vice President Investments in August 2020. As a Director with the National Self Storage Group, Jon focuses his brokerage efforts on self-storage properties in Central and South Texas and has successfully closed sales in El Paso, Permian Basin, Houston and East Texas. In addition to self-storage, Jon has a track record of success with multiple land development and redevelopment sales. Taking full advantage of Marcus & Millichap’s national platform, recent clients of Mr. Danklefs’ have hailed from Texas, Oklahoma, California, Illinois, New York, New Jersey, and Minnesota. All told, he has successfully closed 36 transactions worth over $90 million.

Jon was born and raised in San Antonio and is a graduate of the University of Texas at Austin’s McCombs School of Business and earned his MBA at Southern Methodist University’s Cox School of Business.

License: TX: 603587

Contact Information

Marcus & Millichap
8200 IH-10 W
Suite 603
San Antonio, TX 78230

(210) 343-7838 office
(512) 809-9486  mobile
(210) 343-7810 fax

Arol Horkavy

Arol Horkavy joined Marcus & Millichap in February 2020. Based in Austin, Texas, Arol focuses his brokerage efforts on self-storage properties in Central Texas. Having owned small businesses in the past, Arol’s communication and customer service are of the highest priority. With an entrepreneurial foundation, Arol knows how to maximize his efforts to achieve the best results.

Born in Houston, Texas, Arol relocated to Austin and attended Texas State University with a focus in Mass Communication. He currently lives in South Austin with his wife and two boys.

License: TX: 731899

Contact Information

Marcus & Millichap
9600 North Mopac Expressway
Suite 300
Austin, TX 78759

(512) 338-7868 office
(281) 794-9405 mobile
(512) 338-7810 fax

Looking to Sell Your Property?

Contact Us


Direct (210) 343-7838 
Mobile (512) 809-9486 
Fax (210) 343-7810 


8200 IH-10 W Suite 603
San Antonio, TX 78230