William Quanstrom
Costa Mesa,CA
Summary
Experienced leader with strong background in guiding teams, managing complex projects, and achieving strategic objectives. Excels in developing efficient processes, ensuring high standards, and aligning efforts with organizational goals. Known for collaborative approach and commitment to excellence.
Overview
10
10
years of professional experience
Work History
Real Estate Broker Associate
Shaw Real Estate Brokers
07.2016 - Current
- Licensed Real Estate Broker Associate with a decade of experience representing buyers and sellers in residential real estate transactions
- Guided clients through property marketing, acquisition, and sales processes, ensuring alignment with financial goals, market conditions, and transaction strategy
- Advised clients on pricing, market analysis, and negotiation strategy to achieve optimal outcomes in competitive market conditions
- Independently completed 119 transaction sides, generating over $67M in personal sales volume
- Contributed to 150+ additional transaction sides totaling over $100M in sales volume under senior broker leadership
Boys Volleyball Head Coach & Assistant Coach
Yucaipa High School
01.2017 - 05.2021
- Led Varsity and Junior Varsity Boys Volleyball programs, overseeing team operations, training structure, and season planning
- Built and developed a sustainable volleyball program focused on competitive performance, player development, and long-term team culture at Yucaipa High School
- Organized and executed annual fundraising initiatives to support team expenses, equipment, and program needs
- Fostered a culture of discipline, accountability, and athletic excellence across multiple team levels
Education
Bachelor of Science - Business Administration: Finance
California State University, Long Beach
12-2015
Bachelor of Arts - Economics: Mathematical Economics And Economic Theory
California State University, Long Beach
12-2015
Minor - Mathematics: Statistics
California State University, Long Beach
12-2015
Certificate - Accounting
UCLA Extension
09-2024
Skills
- Training and mentoring
- Negotiation
- Escrow management
- Ethics and compliance
- Strategic visioning
- Organizational management
- Operational efficiency
- Customer focus
- Business planning
Leadership, Boards & Committees
The Inland Gateway Association of REALTORS | Sept 2016 - Present
Board Member (2024-2025), Legislative Committee Chair & Vice Chair, MLS Committee Chair & Vice Chair
Committee member of Finance, MLS, CRMLS Finance & OPS, Grievance, C.A.R. Statewide Professional Standards, Realtor Party, YPN, and was named Realtor of the Year (2023)
State Director | C.A.R. Board of Directors
California Association of REALTORS | Jan 2024 – Dec 2025
- Participated in governance and strategic decision-making for statewide real estate policy
- Member of Home Ownership Housing, MLS Policy, and Taxation & Government Finance Committees
- Member of Arbitration and Board of Directors Review Panels supporting professional standards and dispute resolution
Board Treasurer
Redlands Chamber of Commerce | Jan 2023 – Dec 2025
- Member of Executive, Nomination, and Government Review Committee
- Organized and led monthly Budget & Finance Committee meetings
- Oversaw budgeting, financial reporting, and fiscal governance
Board Treasurer
Redlands Chamber Foundation | Jan 2023 – Dec 2025
- Established and maintained financial records, bookkeeping systems, and reporting processes
- Managed budgeting, financial tracking, and board-level reporting
- Supported organizational financial governance and transparency
Timeline
Boys Volleyball Head Coach & Assistant Coach
Yucaipa High School
01.2017 - 05.2021
Real Estate Broker Associate
Shaw Real Estate Brokers
07.2016 - Current
Bachelor of Science - Business Administration: Finance
California State University, Long Beach
Bachelor of Arts - Economics: Mathematical Economics And Economic Theory
California State University, Long Beach
Minor - Mathematics: Statistics
California State University, Long Beach
Certificate - Accounting
UCLA Extension