a higher standard of living in Southern California

Mark Gosselin is the founder, president and sole owner of Property West Residential. With over 30 years of experience in the multifamily industry, Mark has developed a unique and successful approach to acquiring, improving and managing multifamily communities throughout San Diego County. 

His proven strategy has positioned him as one of the most successful and prominent leaders in the San Diego multifamily industry, and under his distinct guidance, PWR has developed into one of the most respected real estate investment companies in Southern California. Mark is a graduate of SDSU with a degree in business with an emphasis on real estate and he currently holds a real estate broker’s license in the State of California. As a principal, he is always seeking new acquisition opportunities and is striving to expand the company into other regions of California and up the West Coast.

A recognized administrative leader with a reputation for judicious use of resources, solid leadership and over 25 years of strong administration and asset management background with emphasis in property management, commercial real estate, broadcast marketing agreements, petroleum company start-ups and administration, human resources and staff counseling. Irma’s vocation has been instrumental in providing Property West Residential with staff development with established quality standards, reporting accountability, and maximization of financial performance critical to the success and future production of the company operations.

Sandra is an innovative and driven accounting professional. Her extensive experience includes P&L management, payroll, budgeting, forecasting, internal controls, accounts receivable/ accounts payable, financial report generation and CPA/audit coordination. Sandra offers knowledge of multi-location accounting and exerts an assertive approach to implementing and executing accounting verification processes. Sandra is well versed in the coordination of efforts with senior management to achieve near and long-term operations and financial management goals. Sandra holds a bachelor’s degree in business administration from the University in Aguascalientes, Mexico.


A senior regional property manager leading and directing the vast portfolio communities of Property West Residential, with a diverse background consisting of over 15 years of experience in marketing, leasing, sales, training, supervising, administration and third-party contracting, Alejandra leads the regional team with superior proficiency to ensure overall accountability and extraordinary product and excellent service to all valued residents and clients. 

Melissa has been a dedicated member of the Property West Residential team for over 14 years. She consistently strives to achieve excellence in resident retention through effective management and a commitment to quality customer service.

Adriana jointed property West residential in 2015 as an assistant manager at the largest property in the portfolio and transitioned to a community manager in a luxury property In Encinitas. Within a year became a regional manager. Adriana has over 10 years of property management experience. Adriana is dedicated to providing the highest level of resident satisfaction while protecting the owner's assets. 


Juan Maciel joined Property West Residential in 2006 as a porter/maintenance tech. He was quick to prove himself and show off his vast maintenance skills and professionalism. Juan was given the opportunity as a Maintenance Lead and demonstrated relentless initiative in his leadership role. He is always seeking an opportunity to help and mentor those who work at nearby PWR properties. Juan continues to work diligently in everything that he does.

Huber Maciel has been with Property West Residential for over 10 years and started out as a porter/maintenance tech. Huber is a determined individual who enjoys challenges and overcoming all obstacles. He is a result-driven individual who was given the opportunity to perform the role of Maintenance Lead and easily met all goals. In his recent supervisor position, he continues to mentor others and enjoys promoting growth and development to all team members willing to make a commitment and enhance their maintenance career.

Edgar Medina affiliated with Property West Residential in 2013 as a maintenance tech who was fast to advance to Maintenance Lead through his fortitude, persevering effort and ability to drive productivity above expectations. His organization skills support inventory control and expense management which incorporates preventive maintenance leading towards the ultimate customer service experience. 

With exceptional organizational skills and over 20 years of experience in the industry, Julio has been instrumental in the continued growth and development provided to all maintenance personnel for Property West Residential. His creative view and structured techniques empower employment advancement and opportunities throughout the portfolio. Effective negotiations, budgeting, and forecasting in conjunction with his regional team have contributed to a rising development for the maintenance department at PWR.


An account supervisor expanding over 30 years of accounting experience with a diverse accounting background covering advertising, truck manufacturing, printing, construction, and property management. Kelly also excels in customer service, physical inventories, auditing, developer contracts and managing job costs. Kelly holds a bachelor's degree in accounting.

Erik Agudo joined Property West Residential in 2020 as a Staff Accountant handling multiple properties. Graduated from Advanced Studies University(UNEA) in Tijuana with a Bachelor's Degree in Accounting. Before joining PWR, he worked as an Accounts Payable for ABM Parking for over 2 years. 

Dalena Nguyen is a staff accountant at Property West Residential where she manages multiple properties including reconciling bank accounts, processing accounts payables, and analyzing income statements. Prior to joining Property West Residential, Dalena worked with a Fortune 500 company as their financial cost accountant as well as their IDA coordinator to ensure inventory dollars accuracy. Dalena utilizes her set of analytical and mathematical skills to support the accounting team. Dalena graduated with a Bachelor’s Degree in Accounting from San Diego State University. When she is not analyzing spreadsheets at work, she is analyzing reviews to find the best places to eat.


Property West Residential has a team of the real estate industry’s most experienced and proven executives. Each brings vast expertise and tireless dedication to the continual pursuit of excellence across the company’s wide-reaching best-in-class investment portfolio.