Company case study

K&J Party Rentals

K&J Party Rentals is a party rental service that offers equipment and balloon installation for events. It came up on The Side Hustle Show in the episode "728: $28k Hanging Balloons, $115k/mo Selling Spreadsheets, the 6-Figure AI Monk, and More" (aired March 16, 2026). As told on the show: $28,000 per month, with an annual revenue of $159,000 by 2025.

At a glance

K&J Party Rentals at a glance
PodcastThe Side Hustle Show
Hosted byNick Loper
Episode728: $28k Hanging Balloons, $115k/mo Selling Spreadsheets, the 6-Figure AI Monk, and More
AiredMarch 16, 2026
Revenue and traction$28,000 per month, with an annual revenue of $159,000 by 2025.
CategoryPhysical-Services

Figures and claims are as told on the episode, summarized from the transcript. Check the date: they describe the company at the time it aired.

What the episode said

728: $28k Hanging Balloons, $115k/mo Selling Spreadsheets, the 6-Figure AI Monk, and More · aired March 16, 2026 · hosted by Nick Loper

Why it works

The business thrives on high demand for small event rentals, especially during economic downturns, leveraging personal connections and community engagement.

Founding story

Started by Corinne Capelin, who pivoted from attempting to flip rental equipment to purchasing shares in a struggling rental company and renting items out during the pandemic.

The playbook

Aggressive engagement with clients, learning from failures, and expanding services based on customer needs.

Also mentioned

Capelin emphasizes the physical and emotional toll of running a rental business, dedicating 85% of her weekends to it.

Why this works now (our analysis)

Eventbrite's ticketing platform enables K&J Party Rentals to streamline event bookings and manage customer interactions efficiently. Corinne Capelin initially generated revenue by listing her offerings on local Facebook Marketplace groups, attracting community members in need of affordable event solutions. The business faces a risk related to seasonal fluctuations in demand, which can lead to revenue instability during off-peak months.

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