Sr. Manager, Events - Houston

About Greentown Labs Greentown Labs is a 501(c)(3) nonprofit accelerating climatetech innovation for the planet, people, and prosperity. As the world’s largest climatetech and energy startup incubator, Greentown catalyzes ecosystems to provide entrepreneurs mission-critical access to labs, equipment, customers, capital, talent, community, and resources for business and leadership growth. Greentown is home to more than 250 startups and has supported more than 675 since its founding in 2011; these startups, with a survival rate of 88 percent, have collectively created more than 16,600 jobs and raised more than $12.5B in funding. We are entering a new phase of growth—strengthening our platform, expanding globally, and building more structured, scalable ways to serve our two core customer bases: startups and corporate partners. For more information, visit www.greentownlabs.com or follow Greentown on LinkedIn . Position Overview Greentown Labs is seeking a strategic, hands-on Sr. Manager, Events to own the strategy and execution of our Houston event portfolio. Reporting to the Director of Strategic Programs and Events, this role leads the planning and delivery of all Houston-based programming — including the annual Climate Tech Summit, member-facing events, pitch days, ecosystem conferences, third-party rentals, tours and executive engagements. You’ll bring a portfolio-level lens to our Houston events: setting strategy and KPIs, owning budgets and vendor relationships, and partnering across Houston and Boston to make sure our Houston presence reflects the ambition of Greentown’s mission. You’ll also own our Houston site-level social media (Instagram) and serve as our on-the-ground content lead, surfacing the moments worth amplifying across our member community. This is a role for an operator who has run large-scale events end-to-end, who can move between strategic planning and on-the-ground execution without missing a beat, and who is energized by working in a fast-paced, mission-driven environment. What you'll do Event Strategy & Portfolio Management Own the Houston event strategy, calendar, and KPIs — from member mixers and pitch days to large-scale climatetech summits and executive engagements Lead end-to-end planning and execution of the annual Climatetech Summit, including speaker outreach, sponsorship logistics, volunteer coordination, and on-site operations Own budget development and tracking across the Houston event portfolio; negotiate vendor contracts and identify opportunities to drive cost efficiency without compromising on quality Develop post-event reporting and continuous-improvement loops — what worked, what didn’t, and what to standardize across the portfolio Event Operations & Execution Serve as the senior operational lead for all Houston events and tours — public programming, member-hosted events, and third-party rentals — owning the full lifecycle from intake to wrap-up Direct venue, vendor, catering, AV, and run-of-show coordination using Greentown’s Asana event templates; level up the templates where the system can carry more weight Manage event registration, check-in, and data integrity on Greentown’s Luma platform Evaluate inbound third-party event requests and ensure every hosted event is mission-aligned with Greentown’s climatetech focus Track event KPIs — attendance and registration rate, attendee satisfaction, social impressions and engagement, budget adherence, on-time program execution — and report quarterly to leadership Social Media & Brand Storytelling — Houston Own Greentown Labs Houston’s site-level Instagram: strategy, content calendar, posting cadence, voice, and community engagement Lead pre-event buzz, live coverage, and post-event content; produce photo and video on the ground at events and contribute to HQ LinkedIn coverage Surface moments worth amplifying across our member community — bring an editorial eye to the day-to-day Partner with the Marketing & Communications team in Boston to alig