Phil Dowley

Private Investor, Advisor

Phil Dowley served in leadership roles at various businesses located throughout San Diego County for more than twenty years. He is currently self-employed focusing on investment opportunities as well as advising/mentoring other high achieving executives.

Joined Vistage in 2022


Jim Holcomb

CEO - RotoCo

Jim founded RotoCo in 1974 with a $1,000 loan to equip his van and began operating out of Hemet, CA. From this simple beginning, Jim has grown the company to be the largest Roto-Rooter franchise in the world. Today, RotoCo operates in San Diego, Santa Barbara and Sacramento counties along with both the Inland Empire and the Central Valley. These rapidly growing areas in California create great opportunities both for the company and the employees. RotoCo prides themselves on leveraging the Roto-Rooter national brand and couples that with the benefits of working with a family business. RotoCo continually invests in its people and its equipment to offer best-in-class services to both commercial and residential property owners throughout California.

Joined Vistage in 2003

Daniel E. Gardenswartz

Partner - Solomon Ward Seidenwurm & Smith LLP

Daniel Gardenswartz moved to San Diego in 1993 and has been a partner at Solomon Ward since 2001. He represents businesses and individuals in employment, business, and construction litigation, including complex class action trials and business disputes. Mr. Gardenswartz regularly advises senior executives and in-house counsel on dispute prevention and how to build the strongest possible case. He also provides a variety of legal seminars on topics within his area of expertise.

Mr. Gardenswartz received his undergraduate degree in International Affairs from George Washington University’s Elliot School of International Affairs, where he graduated with distinction and was admitted into the Phi Beta Kappa National Honor Society. He then earned his Juris Doctorate degree, with Highest Distinction, from Emory University School of Law.

Beyond his professional interests, Mr. Gardenswartz and his wife, Allison, have three children. In addition to spending time with his family, he is an avid athlete and enjoys skiing, mountain biking, and endurance trail races.

Joined Vistage in 2024


Eric Schweinfurter

CEO - Apex Contracting and Restoration

Apex Contracting & Restoration, Inc. opened for business in 2003 with 5 employees with a vision of improving the level of restoration services offered in the San Diego area. Their passion for excellent work and honesty propelled Apex’s growth, allowing them to reach over $5 million in sales by the end of 2006.

As their reputation has grown, so has their ability to serve our customers. Apex now employs more than 55 people and has performed work all over the state of California. Their range of services has grown from restoration services and general contracting to include 24-hour emergency response services for flood and fire; mold remediation; tenant improvements and remodels; new construction; destructive testing and litigation support.

As the continue to grow, Apex is continually mindful of the fact that they achieved such great success in such a short period of time due largely to their dedication to providing the best value to their customers. It is their vision to become the premier contracting, restoration and emergency services company in Southern California, and they believe that their team and philosophy will allow them to achieve that goal.

Joined Vistage 2007

Brent Cowing

CEO and Founder - Protectli

Brent Cowing is a proven, versatile, and effective leader with a robust capacity to navigate diverse challenges. He is a product expert who brings a deep understanding of technology as well as customer use cases to engineering and development. Brent’s comprehensive understanding of design, quality, supply chain dynamics, and product solutions shows he remains dedicated to delivering optimal solutions exceeding customers’ expectations and driving organizational success.

Joined Vistage in 2024

Brooke P Martindale

CEO & Founder - Cheer Home Care

Accomplished CEO, Entrepreneur, Consultant, and Advisor in the Home Care and Wellness industry. Brooke believes in creating a genuinely successful client/caregiver match, the client’s health and wellness need to be prioritized along with the caregivers and other support team members. Experience includes founding, building out, scaling, overseeing, and monetizing all aspects of a multimillion-dollar people business. She now resides in San Diego and provides that same level of care to her clients there that she did in Boston and that she wishes had been available to her grandmother.

Joined Vistage in 2024

Contact Mark Fackler

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