Business Insider
AlexRennie

Alex Rennie

Freelance Reporter, Insider Reviews

Alex Rennie is a freelance writer who specializes in the home improvement, DIY, and appliance space. As a former residential and commercial carpenter for four years, Alex uses his hands-on experience to write buying guides, how-to articles, and product reviews.

Before Insider, Alex was a full-time carpenter living in New York City. There, he worked as part of a team designing, building, and installing large furniture pieces, as well as performing a variety of home repair and maintenance projects. His expertise also extends to the landscaping and gardening space, supported by experience as a landscaping professional.

Alex currently lives in Los Angeles, CA, and spends his free time exploring the beaches and mountains with his fiancé and their dog Louie. 

Learn more about how our team of experts tests and reviews products at Insider here.

Home 2025-03-06T17:31:47Z
two showerheads on a blue background

The best shower heads of 2025

The best shower heads have great water flow, intuitive controls, and useful settings. We installed 20 models to find the top for enhancing any shower.
Home 2025-02-04T14:00:02Z
A man shovels snow on a deck

The 6 best snow shovels of 2025

Clear snow-covered driveways and sidewalks with the best snow shovel. High-performing options include compact, ergonomic, pusher, and electric picks.
Pets 2024-12-17T14:46:55Z
A side-by-side image of a great dane wearing pink Muttluks dog boots standing in the snow and an Australian shepherd wearing red Pawz boots and running through the snow.

The 5 best dog boots

The best dog boots for winter protect paws from snow and salt. Our top picks include waterproof and suspender boots from Muttluks, Ruffwear, and Pawz.
Pets 2024-12-16T15:42:34Z
A side-by-side image of a dog standing along a river wearing the Hurrta Monsson raincoat beside a dog wearing the Ruffwear Sun Shower coat jumping over a puddle.

The 5 best raincoats for dogs

The best raincoats for dogs are made of waterproof materials, comfortable, and easy to adjust. Our top picks include jackets for small and large dogs.
Home 2024-09-11T21:34:13Z
A collage of some of our picks for the best leaf blowers on a blue gradient background.

The 6 best leaf blowers

Professional landscapers helped us narrow down the best leaf blowers, including powerful and user-friendly electric, battery-powered, and gas options.
Home 2024-06-06T21:36:56Z
A blue, silver, black, purple, and a teal garden hose all made of different materials placed on concrete

The 6 best garden hoses

A reliable water hose is a must for taking care of plants, washing your car, or using a sprinkler. We tested 13 hoses to find the best garden hoses.
Home 2024-04-19T21:42:03Z
Husqvarna Lawn Xpert LE-322 in front of house

The 5 best electric lawn mowers

The best electric lawn mowers are quieter, eco-friendlier, and require minimal maintenance compared to gas-powered options. They work just as well.
View more