Lancaster Office

Patten Mills

Brokerage Advisor

Professional Summary

Patten joined ROCK Commercial Real Estate in 2020 as a Project Coordinator and was promoted to Brokerage Advisor in 2022. Patten is located primarily in ROCK’s Lancaster office where she focuses on multiple sectors including office sales/leasing and retail sales/leasing. Prior to joining ROCK, Patten worked for Walnut Capital Management in Pittsburgh as a Property Manager and Leasing Consultant. Patten is a graduate of the University of Pittsburgh.

Key Assignments

  • 3045 Marietta Avenue, Lancaster, PA (Lancaster County) – 15,710 SF - Medical Facility Lease
  • Warwick Center, 10-60 Copperfield Circle, Lititz, PA (Lancaster County) – 36,542 SF - Neighborhood Retail Center Leasing
  • Wheatland Place, 941 Wheatland Avenue, Lancaster, PA (Lancaster County) – 3,494 SF - Professional Office Complex Leasing
  • 23 S Market Street, Elizabethtown, PA (Lancaster County) – 2,908 SF – Office w/ Residential Sale
  • 2300 Carlisle Road, York, PA (York County) – 5,760 SF – Office Sale
  • 663-667 W Mason Avenue, York, PA (York County) – 4,077 SF - 6-Unit, Multi-Family Investment Sale
  • 66-70 N Main Street, Red Lion, PA (York County) – 2,000 SF – Retail Leases
  • 3093 N George St, York, PA (York County) – 3,592 SF – Office Sale
  • 392 E Front St, Marietta, PA (Lancaster County) – 5,883 SF – Mixed Use Restaurant/Residential Sale

Professional Associations & Awards

  • Lancaster C&I Council
  • Lancaster County Association of Realtors (LCAR)
  • Realtors Association of York (RAYAC)

Contact Information

P: 717.854.4287

F: 717.854.5367


  • Allstate (Bernieri Associates)
  • Burkentine Real Estate Group
  • Cool Creek Counseling
  • Drogaris Companies
  • Environmental Cleaning Solutions: ECS Commercial
  • Frontier Auto Sales
  • Lititz Pizza
  • OSS
  • Prospect Collision
  • Pure Excellence Healthcare
  • Sequinox

Education & Certifications

  • Pennsylvania Real Estate Salesperson License
  • Certified Commercial Investment Member (CCIM) Candidate
  • University of Pittsburgh, BA, Anthropology & Economics


"Nate and Patten are a great, knowledgeable team. They're organized and professional yet approachable, responsive and easy to talk to. We couldn't have asked for a better experience."

— Tim Haak, Principal at Haak Holdings & President at Mile6

"I am extremely satisfied. They are experts in their field of commercial real estate."

— James Alexander, Director, Property Management, Lancaster General Hospital

"Patten was great to work with, she got all of my questions answered quickly and easily reachable when needed."

— Julie Simmons, Owner, Cool Creek Counseling, LLC

"Very positive experience overall. Patten Mills was outstanding and always prompt with information."

— Luke Mosch, Owner, Collective Jiu Jitsu

"Very professional and knowledgeable. Good communication and advice when decisions needed to be made. Very prompt response to my phone calls, even late in the day into the evening."

— David E. Fuchs, Investor

"Amazing service from Patten."

— Greg Ritter, Owner, Bernieri Associates - Allstate Insurance

"I just wanted to thank you again for all you did to help us sell the land. Your expertise and professionalism were greatly appreciated as you guided us through unfamiliar territory. We could not be more pleased with the final outcome. Again, thank you for all your hard work."

— Michael Herbst, Trustee, Zion Church of East Prospect