Petaluma Business Connections Network Referral Group for chamber members. Styled after BNI. Call Connie Madrid for details (707) 290-5443. Every third Wednesday from 5 to 6:15pm. Petaluma Business Connections Set a Reminder Enter your email address below to receive a reminder message. Email address Select the amount of Days before the event -- Select Days Before Event -- 1 Day 2 Days 3 Days 1 Week Submit Date and Time Wednesday Oct 15, 2025 Set a Reminder Enter your email address below to receive a reminder message. Email address Select the amount of Days before the event -- Select Days Before Event -- 1 Day 2 Days 3 Days 1 Week Submit Share × Print Email Add to Calendar Facebook Twitter LinkedIn Tell a Friend × Select Calendar Type × Google Yahoo iCal (Outlook, Apple, or other)