Meet the Urban Blox Team

Justin Maghen



As Managing Principal of Urban-Blox, Mr. Maghen is actively involved in all aspects of business development, investments and project management. He is a talented and results-oriented development professional with over eight years of experience in entitlements, construction, finance, development and property management.

Mr. Maghen is a licensed Real Estate Broker in the state of California whom began his career with Marcus & Millichap focusing on the disposition of retail and multi-family assets. Mr. Maghen has over 12 years of experience in real estate and finance including public and private origination, underwriting and placement of debt and equity, due diligence, disposition of large bank portfolios, and structuring of complex debt and equity transactions. Following his time at Marcus & Millichap, Mr. Maghen worked at the Hovde Group, a nationally recognized investment bank focused on strategic planning, mergers and acquisitions, and public offerings of equity and debt for financial institutions across the United States. He has worked with clients on both the buy-side and sell-side of mergers and acquisitions, branch and subsidiary divestitures, disposition of large NPL portfolios, along with providing real estate portfolio valuation and other strategic evaluations. Mr. Maghen has successfully raised over $250 million in equity nationally for financial institutions and real estate investment firms.

Prior to joining Urban-Blox, Mr. Maghen served as VP of Structured Finance and Development Management at Greenbridge Investment Partners, a full-service commercial real estate firm. In this capacity, he was intimately involved with lender loan document negotiations, draw packages, construction management, financing, and redevelopment of 1,000,000 square feet of creative office and mixed-use assets throughout the West Coast.

A native of Los Angeles, California, Mr. Maghen earned his Bachelor of Arts degree with honors from the University of California, Los Angeles, majoring in Business Economics and Accounting.

David Duel



David brings his keen interest for innovative real estate development to the Urban Blox team. He is driven by his fascination with creating sustainable, state of the art spaces that harmonize with the fast pace of modern life. As co-founder and principal at Urban Blox, he oversees sales, acquisition transactions, and debt / equity placements. He highly values the working relationships he builds every day with investors, partners and consultants, a major contributor to his success in the early years of his career.

David’s entrepreneurial spirit has also led him to the position of co-founder and managing director of ReGreen, Inc., a diversified construction and energy services company. In just five quick years, David contributed to the company’s expansion to 100 employees and the completion of over 3,000 projects in every asset class.

David is also a co-founder and board member of Western Pacific Oils, one of the largest edible oil distribution companies in the U.S. David received his Bachelor of Science degree from the University of Southern California, Marshall School of Business. In 2014, David was recognized by Forbes Magazine’s “30 Under 30” list, and has also been named by Bloomberg Businessweek as one of America’s Best Young Entrepreneurs.

Currently a board member of several nonprofit and industry associations, David is invested in giving back to the community. He is an involved member of LA Clean Tech Incubator, 30 Years After, Gen Next, and the Young Presidents Organization (YPO), Beverly Hills Chapter.

Jason Grant

Director of Acquisitions


Jason contributes to the Urban Blox team by sourcing, servicing and underwriting new deal opportunities across targeted submarkets. He also helps extend brand awareness in the marketplace, while maintaining company rapport with real estate professionals including brokers, investors and attorneys.

Jason began his real estate career with Canyon Capital Realty Advisors, an investment management firm with over $6 billion in investments. As an analyst in Asset Management, Jason created, modified and maintained complex financial models, worked on key agreements, coordinated and executed various vendor contracts, oversaw property management and updated investor reporting packages.

In his most recent role, Jason gained experience in commercial real estate at Azzi Advisors, an affiliate of Marcus & Millichap. While there he fine-tuned a specialty in multifamily and retail sales, helping broker the sale of over $14 million in transactions.

Jason holds a Bachelor of Arts in Finance from the University of Miami School of Business. Jason dedicates his time as a cabinet member of the Los Angeles Jewish Federation, and is also involved in the Water Buffalo Club, an organization that fosters the well being of underserved and at-risk children in Los Angeles.

Rebecca Duel

Project Manager


Rebecca has been an integral part of the Urban Blox team since the company was founded. As a Project Manager, she oversees the many components of each project from inception to completion. Rebecca coordinates entitlement, architecture, engineering, and construction projects, and communicates among investors and consultants to ensure overall seamless operations. Rebecca thrives in the fast-paced environment at Urban Blox and actively contributes to the new acquisitions process. Additionally, she serves as supervisor for the accounting department.

Rebecca graduated from the University of California, Los Angeles with a Bachelor of Arts degree in Psychology, and received her Master of Architecture degree from Newschool of Architecture and Design in San Diego. Aside from her work at Urban Blox, Rebecca also works on design for single-family residences. She is a LEED AP accredited professional.

Evelyn Kamkari



Evelyn brings over 35 years of diverse accounting experience to the Urban Blox team. A seasoned professional, Evelyn first began working in accounting when she was just 21 years old. Since then, she has escalated from entry level to the position of Controller/Senior Accountant at professional service firms in real estate, private equity, architecture/interior design and construction.

At Urban Blox, Evelyn manages all areas of accounting and finance, including oversight financial reporting, A/P & A/R, and human resources. She has extensive knowledge and experience with project accounting, cost accounting, trust accounting, cash management, financial statements, budgeting, general ledger, journal entries, bank reconciliation, AP, AR, payroll, annual tax compliance and year-end tax schedules interfacing with outside CPAs.