David Feldberg has earned the Greater Irvine Chamber’s title of Rainmaker of the Year for generating $6,916,965 in closed business for fellow Leads Groups members in 2025. This marks the fourth time Feldberg has received the Rainmaker distinction. His performance in Leads Group 1 contributed significantly to the group’s overall total, making it the top-performing Leads Groups for total closed business during the year.
The Rainmaker Award recognizes the top individual from a Leads Group—comprised of Chamber members from non-competing industries—who generates the highest amount of closed business revenue through member referrals.
“As a direct result of joining the Greater Irvine Chamber Leads Group, I have referred and closed some great business,” said Feldberg. “My number one priority is keeping my clients happy. Through the Leads Group program, I’ve been able to connect my clients with fellow professionals that I know, like, and, most importantly, trust.”
With 20 years of experience in the real estate industry, Feldberg is the owner and principal broker of Coastal Real Estate Group, a full-service residential brokerage. After graduating from UC Irvine, he began his career on the lending side of the industry before earning his broker’s license. What began as flipping homes evolved into helping friends and family buy and sell properties. In 2011, he founded Coastal Real Estate Group, which now includes several full-time agents. In 2025 alone, Feldberg personally closed approximately $30 million in real estate transactions.
A Greater Irvine Chamber member since 2015, Felberg now serveson the organization’s Board of Directors.
Leads Groups Performance
The following are the top referral partners in each Leads Group and the total closed business generated by each group in 2025:
- Leads Group 1 – David Feldberg: $6,916,965. Total for the group: $10,471,510.36
- Leads Group 2 – Jorge Mora: $19,215. Total for the group: $48,260
- Leads Group 3 – Claire Na: $5,988. Total for the group: $15,687
- Leads Group 4 – Patrice Sorokin Hensley: $965,000. Total for the group: $1,988,297
- Leads Group 5 – Lily Dastur: $950,400. Total for the group: $1,316,284
- Leads Group 6 – James Gray: $7,350. Total for the group: $26,761
- Leads Group Virtual – Taylor Preza: $3,023.25. Total for the group: $3,023.25
The total closed business generated through the Greater Irvine Chamber Leads Groups in 2025 was $13,871,027.61.
Established in 2014, the Greater Irvine Chamber Leads Group program has become one of the Chamber’s most powerful economic drivers, generating millions of dollars annually in closed business for member companies. Through structured, relationship-based networking and a disciplined referral process, the program directly contributes to business growth and increased profitability across the local business community.
Each Leads Group consists of up to 35 professionals who meet twice monthly in a non-competing industry format, creating a trusted environment for referral exchange. Members collaborate to sharpen selling techniques, improve presentation skills, build strategic partnerships, and expand high-value professional networks.
Participation is exclusive and complimentary for Greater Irvine Chamber members, with only one representative per industry permitted in each group—ensuring focused visibility, accountability, and meaningful referral opportunities.
For more information about joining a Leads Group, contact programs@irvinechamber.com.
