Manager, Membership Growth
About the role
Join the team helping shape the future of the advertising industry. At the 4As, we're building a modern growth organization focused on expanding our community of agencies and helping them thrive. We're looking for someone with the drive to learn, the discipline to stay organized, and the confidence to initiate conversations with new prospects every day.
The Manager, Membership Growth plays a critical role in expanding the 4As community by identifying, qualifying, and engaging prospective member agencies. Working closely with the VP of Membership Growth, you'll help build a healthy pipeline of agency prospects through research, outbound outreach, lead qualification, CRM management, and ongoing prospect engagement. You'll be the engine behind our new business development efforts—ensuring every opportunity is researched, organized, and ready to move through the sales process. This role is ideal for someone who enjoys connecting with people, thrives on organization, loves uncovering opportunities, and wants to build a long-term career in business development and sales.
Responsibilities
- Prospect Research & Lead Generation: Research prospective agencies using LinkedIn, industry publications, databases, and referrals; build targeted prospect lists; identify key decision-makers; maintain accurate prospect profiles.
- Outbound Outreach: Conduct email, LinkedIn, and phone outreach; qualify inbound and outbound leads; schedule meetings for the Director; nurture prospects not yet ready to join.
- CRM & Pipeline Management: Own CRM data quality; ensure accurate pipeline stages; monitor prospect activity; create dashboards and reports; identify pipeline bottlenecks; recommend improvements to sales processes.
- Sales Operations: Prepare prospect briefs; coordinate follow-up activities; assist with proposals; support conference lead capture; track campaign performance.
Requirements
- 2–5 years in business development, lead generation, recruiting, customer success, sales development, membership, media, or marketing.
- Strong communication skills.
- Exceptional organization.
- Comfortable initiating conversations.
- Experience with Salesforce or another CRM.
- Curiosity about advertising and marketing.
- Self-starter; detail-oriented; coachable; positive attitude.
Preferred: Association experience; agency experience; Salesforce LinkedIn Sales Navigator + Winmo.
About the 4As
The 4As is a 501(c)(6) non-profit association focused on core values of Passion, Agility, Curiosity and Collaboration. We partner together to support and champion 4As members to help their business thrive while moving the industry forward.
We empower and equip our members to confidently navigate the ever-changing ecosystem of the agency world, ensuring they remain relevant, are positioned to compete, and have the resources to thrive and grow. Our promise to our members is to be an indispensable resource as accessible as their own agency team, dedicated to and vested in their success. We champion the infinite power of creativity and value agencies bring in driving business growth and powerful cultural change.
The 4As drives business through advocacy, talent, and impact, providing community, thought leadership, research, guidance and best-in-class training that enable agencies to innovate, evolve and grow. Established in 1917 to promote, advance, and defend the interests of member agencies, employees and the advertising and marketing industries overall, the 4As empowers and equips members to navigate the ever-changing ecosystem of the agency world.
We serve 600+ member agencies across 1,200 offices, which help direct more than 85% of total U.S. advertising spend. The 4As includes the 4As Benefits division, which insures more than 160,000 employees; the government relations team, who advocate for policies to support the industry; and the 4As Foundation, which advocates for and connects rising talent to the marketing industry by fostering a culture of curiosity, creativity and craft to fuel a more equitable future for the industry.