1 - Farrell's Ice Cream Parlour Restaurants

The fourth season begins with the revival of a well-known restaurant chain that didn't turn out like two business partners planned.

2 - Dilascia

3 - The Soup Market

A Milwaukee-based chain of soup restaurants needs professional help after its co-owner's sudden passing.

4 - Flex Watches

A charity-centric watch business suffers from a rushed process, unfocused branding and emotional baggage.

5 - Honest Foods

A Chicago catering company needs help after suffering a steep drop in sales and an owner who vents his frustration on the employees.

6 - Murchison-Hume

The owner of a cleaning product line is putting her business at risk with aristocratic marketing, high prices, and an unwillingness to face reality.

7 - Pacific Hospitality

A Los Angeles furniture company struggles with old inventory and quality control.

8 - Tea2Go

A father and son with a broken relationship are leading their tea shop franchise into dangerous territory. If Marcus can't get them to separate their business and personal lives, tea time will be over... for good.

9 - Bowery Kitchen Supplies

A beloved kitchen supply store in Manhattan faces extinction after its owners' divorce. If Marcus can't figure out a way to get them working together, the deal may go up in smoke.

10 - Los Gemelos

A Mexican-American's tortilla business is being decimated by big competitors. Marcus will team up with George Lopez and the owner to develop products and make this American dream a reality.

11 - Susana Monaco

Marcus helps a Manhattan-based fashion designer who is failing because she lets her family and co-workers overpower her.

12 - Swim by Chuck Handy

A family-run swimwear company struggles to connect with consumers due to poor leadership, outdated designs, and misguided processes.

13 - Windward Boardshop

A Chicago snowboard shop goes downhill after its owners try to expand too quickly and stop communicating with one another.

14 - Ashtae Products

Marcus helps a family-owned hair care company that reached a breaking point because of the father's costly side projects.

15 - Overtone Acoustics

Marcus helps a sound-proofing company, started by two best friends, which has so little cash they must rely on unpaid volunteers.

16 - Bodhi Leaf Coffee Traders

Marcus helps a California entrepreneur who went all-in on a coffee business with no prior experience and got in over his head.

17 - Hip Pops

Marcus helps a gelato popsicle company whose owner jumped the gun by starting a franchise business and now suffers from a waning work ethic.

18 - Zoe's Chocolate Co.

A family-owned chocolate shop was started by three siblings in support of their chocolatier father; despite circumstances becoming desperate, the family is resistant to change.

19 - Top 10 Rules for Success

Marcus Lemonis shares his top 10 most important rules for success while sharing key moments of past episodes.

20 - Marijuana Millions

Marcus Lemonis travels throughout California, where a new law will soon allow any adult to buy cannabis legally, and profiles several pot entrepreneurs, from small-scale startups to multi-million-dollar ventures.