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Executive Bios

Ron Majerus, Chief Executive Officer

Ron founded Landmark in 1999.  He currently leads the Company’s Sales, Systems Development, Program Management, and Operations.  Ron focuses his efforts on building a 'Landmark Level of Service' into all aspects of the Company, developing and implementing proprietary and third-party software solutions, creating business process improvement, leading sales and business development efforts, coaching and mentoring staff, engaging in strategic and financial planning, and ensuring Landmark’s efforts are consistent with the Company’s vision and mission.  Ron graduated from the University of Texas at Arlington in 1993 with a Bachelor of Science in Business Administration, concentration in Finance.


Prior to Landmark, Ron was a founder and CFO of GTW Construction, a multi-state commercial construction company with hundreds of employees and contractors.  While at GTW, he led the development and management of all departments, including Financial Management, Information Technology, Human Resources, and Operations.  Ron left GTW in 1998, founding Landmark in 1999 on the belief that a high touch Homecare service model, combined with best of class systems, would earn the trust of patients and referral sources across North Texas.


Michael Everage, President

Michael joined Landmark in 2004 as Chief Financial Officer.  He leads the Company’s efforts in Strategic & Financial Management, Operations, Organizational & Process Improvements, Human Resources, Marketing, and Business Development.  His role focuses on infrastructure enhancement, performance tracking and improvement, staff development, policy and compliance, risk management, and new business opportunities.  Michael graduated Summa Cum Laude from the University of Colorado at Boulder in 1994 with a Bachelor of Science in Business Administration, concentration in Finance.


Michael began his career as an Accountant for PEARL iZUMi Technical Wear in Boulder while attending school.  In 1995, he began working as a Mergers and Acquisitions Analyst for Putnam Lovell, a Los Angeles-based boutique investment bank specializing in transaction work for investment management companies.  In 1998, he joined Rocky Mountain Capital Partners in Denver as a Private Equity Associate where he focused on small to middle market deal evaluation, execution, and portfolio monitoring for institutional SBIC investment funds.  In 2001, Michael joined 2nd Edison, a Silicon Valley-based product development and profit recovery firm, as VP of Corporate Development, and in 2003, he joined Markpoint Venture Partners, a Dallas-based seed and early stage venture capital firm, as a Venture Partner.  Michael joined Landmark as CFO in 2004, being subsequently promoted to President in 2018.

Julie Davis, Director of Operations

Julie has been with the Landmark since 2007 and leads Landmark’s front-line Operations Department personnel and supervisors.  She is heavily involved in order processing, revenue cycle management, performance improvement, human resources, training, operational configuration, regulatory compliance, insurance network administration, and information system management.  Julie studied Biology at Southwest Texas State University.


Julie began her healthcare career in 1992 at Harris Medical Supply where she rose to the position of Billing & Collection Manager.  In 2000, she joined Accurate Medical Equipment & Pharmacy as Director of Information Services.  While there, she developed reporting structures, managed systems resources, oversaw reimbursement, and monitored Company compliance.  Julie began working at Landmark in 2007 as a Quality Control Specialist, and was soon promoted to QC Supervisor, Operations Manager, and Director of Operations.

Tony Pressly, PIC

Tony has been with Landmark since 2016.  As PIC, he supervises Pharmacy personnel and Infusion operations in accordance with policies, procedures and regulatory guidelines.  Tony is involved in daily operations, but also leads the Company’s efforts in tracking and improving occurrence & outcomes, implementing corrective action, creating efficiencies, ensuring aseptic environments & product, controlling the storage and dispensing of medications, overseeing Patient issues and concerns, creating process and quality improvement, training, and managing staff.  Tony graduated from the University of Texas at Austin School of Pharmacy in 1995 and received his IV certification in 2009.


After graduating, Tony began working at Tom Thumb Pharmacy in 1995, and subsequently was promoted to Pharmacist-In-Charge, also being awarded Pharmacist of the Year across Tom Thumb locations.  In 2009, Tony went to work for Y Medical Associates, a North Texas home infusion company, where he became the Pharmacist-In-Charge during 2013.  Tony began working for Landmark in 2016 and was promoted to Pharmacist-In-Charge in 2017.

Lilia Luss, Compliance Officer

Lilia has been with the Landmark since 2015 and manages all regulatory compliance and education programs for Landmark Infusion.  She performs a broad range of duties, including:  quality assurance, education & training, process improvement, corrective action implementation & monitoring, and continually evolving policies and procedure.  Lilia received her Bachelor of Science in Pharmacology from the Chemical Pharmacological Institute in St. Petersburg, Russia in 1983.  She became a licensed Pharmacist in Texas in 2007, earning her IV certification in 2014.


Lilia began her career by working as a Staff Pharmacist in St. Petersburg, Russia until moving to Dallas in 1998, where she began working as a Pharmacy Technician at Tom Thumb.  In 2004, Lilia began working as an IV Pharmacy Technician at Central Admixture Pharmacy Services, and in 2007, was promoted to Staff Pharmacist.  In 2008, Lilia joined Walgreens Option Care Pharmacy as a Clinical Pharmacist, was the Pharmacist-In-Charge at CarePoint Partners until 2013, and the Pharmacist-In-Charge at Bioscrip Infusion Services until 2015.  Lilia began working at Landmark in 2015 as a Clinical Staff Pharmacist and was subsequently promoted to Pharmacist-In-Charge and then Compliance Officer.

John Shafer, Director of Intake

John has been with Landmark since 2011 and oversees all Infusion Intake Department staff.  John is directly involved with coordinating the transition of Patients to home infusion and ensuring Patients receive maximum benefit from therapy and health insurance.  He is also deeply involved in business process improvement and the development of systems and programs geared for further efficiencies and enhanced customer service.  John also leads up the Company’s efforts to coordinate our care across our Patients’ providers and maintain strong relationships with prescribing Physicians and their staff.  John studied Architecture at the University of Texas at Arlington, and has been a Pharmacy Technician since 1992, receiving his IV certification in 2000.


John began working as a Pharmacy Technician at Eckerds from 1992 to 1999.  Afterword, he worked in long-term care pharmacies at IMS and Vencor.  In 2001, John joined Y Medical, a North Texas based home infusion company, where he worked initially as a Pharmacy Technician, subsequently being promoted to Sales Manager and Reimbursement Manager.

Philly Un, Nutritional Support Pharmacy Manager

Philly Un is the Nutritional Support Pharmacy Manager and has been with Landmark since 2019. Philly was integral to the creation and management of our Nutritional Excellence Program and currently oversees and manages these initiatives. As a Clinical Pharmacist, she performs Patient assessments and clinical monitoring and addresses the care of Patients receiving nutritional support and TPN home infusion therapy. She enforces the best practice guidelines, manages pharmacy technicians working with TPN Patients, and consistently monitors Patients' nutritional status during home infusion. Philly received her Bachelor of Science degree in Nutrition and Food Science from the University of Houston, her Master of Science in Nutrition form Texas Woman's' University, and her Doctor of Pharmacy from Touro University in California.


After receiving her Pharmacist certification in 2014, Philly began working as a Staff Pharmacist at Pharmaca Integrative Pharmacy in La Jolla, California. In 2015, she moved to Texas and worked as a Staff Pharmacist at Your RX Pharmacy, a specialty non-sterile compounding pharmacy. Philly then worked as a Clinical Pharmacy for Coram, an infusion pharmacy until 2019.

Jeanie Johnson, Purchasing and Inventory Manager

Jeanie has been with Landmark since 2016 and manages all Pharmacy purchasing, inventory, assets, and Pharmacy Technician personnel.  She is heavily engaged with vendor relations, drug and component sourcing, cost containment, variance analysis, asset control, contract negotiation, and operational configuration.  Jeanie earned her Associate Degree in Occupational Therapy from Clarkson College in Omaha and received her IV certification in 2002.


Jeanie began working as a Pharmacy Technician in 1991 in Hastings, Nebraska at Mary Lanning Hospital and worked as an IV Pharmacy Technician until 2001 at Children's Hospital and Medical Center in Omaha.  Starting in 1999, she began working as an IV Pharmacy Technician at FirstChoice Healthcare.  In 2002, Jeanie began working as an IV Certified Pharmacy Technician at W-W-B/IVMEDCO, and from 2004 to 2006, Jeanie worked at American Outcomes Management as a Patient Care Coordinator.  In 2006, she joined Y Medical Associates, a North Texas home infusion company, as a Certified Pharmacy Technician, leaving in 2016 as Pharmacy Purchaser.  Jeanie also worked PRN for Methodist Mansfield Medical Center as a Sterile Pharmacy Technician from 2007 to 2012.

McKynna Cocanougher, HR & Communication Manager

McKynna has been with Landmark since 2019.  She is responsible for recruiting, human resources, and marketing & communication.  McKynna works extensively on HR issues, employee onboarding, education and training, digital marketing, company credentialing and employee benefit management.  In 2017, she received her Bachelor of Behavioral Science, Magna Cum Laude, from Hardin-Simmons University.


During college, McKynna worked as a Marketing and Social Media Assistant for Hardin-Simmons University under the Director of Marketing.  After graduating, McKynna worked for OmniKey Realty as a Marketing and Listing Coordinator, subsequently joining Onyx MD in 2018 as a healthcare recruiter for Physicians of multiple specialties.  McKynna also worked as a Dallas Stars Ice Girl from 2017-2019 as a performing ice skater, dancer, and ambassador.  She was awarded Miss Abilene 2015 and was a semi-finalist for Miss Texas USA in 2016.

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