We are carpenters, teachers, designers, and dreamers. Simply put, we are a team of people who are passionate about windows and committed to helping you enjoy life on the Central Coast. Just like you, we choose to live here for a reason. It’s an amazing place. We love the outdoors and we love the indoors; and we love it when they come together in simplicity and beauty.


Monarch Window has completed a variety of projects using all types of windows, both big and small. Whether it’s a million dollar home by the beach or a more modest family residence in town, you name it, we’ve done it. See below for some examples of our work.


Monarch Window employees have over 60 years in combined experience. Our sales manager will happily visit you in your home or go over your plans to help you discover what you want, and provide you with exactly what you need. Our operations manager and foreman have installed countless windows, and every type of door system available. They are highly skilled and expert problem solvers. Our services include: new construction windows, retrofit/replacement windows, exterior doors / interior doors, sliding glass doors, moving glass wall systems, window and door installation, skylights, custom door hardware.


New to the window world? See below for the most popular types of operations.


window vendors

Kolbe Windows, founded in 1946, the story of Kolbe Windows & Doors is more than a business success story – it is a family history. Brothers Herb & Ervin Kolbe built the business with a strong work ethic and family values that honored integrity and teamwork.. For more information of what Kolbe has to offer your home, you can visit their website here.

Lincoln Windows & Patio Doors, founded in 1947, is a privately held company based in Merrill, Wisconsin. They manufacture quality wood windows and patio doors. These lovely wood windows and doors come in pine, alder, mahogany, cherry, oak, or douglas fir with the option for an aluminum clad exterior. For more information on what Lincoln offers, you can visit their website here.

Anlin Windows & Doors is a replacement window and door manufacturer headquartered in Clovis, California and has been the industry leader for over 30 years. The company was founded by Tom Vidmar in 1990 and is a proud member of the PGT Innovations family. Anlin is recognized for manufacturing high-quality, energy-efficient replacement windows and doors and is dedicated to delivering quality products that are engineered to perform and exceed expectations. In addition to the quality and performance, Anlin holds a reputation for an exceptional 5-Star service. This is why consumers choose Anlin. For more information about Anlin visit their website here.

All Weather Architectural Aluminum is a family owned business that was founded over 50 years ago. As the name suggests, they manufacture high quality aluminum windows and doors. They offer 4 series of fixed, casement, awning, hooper, transom and horizontal sliding windows; and 6 series of swing, pivot, sliding, multi sliding and folding doors to accommodate your budget and project design needs. For more information on what All Weather has to offer, you can visit their website here.


Western Window Systems was founded in 1959 in Phoenix, Arizona. They are passionate about designing and manufacturing aluminum windows and doors that last. They specialize in door systems such as multi-slides and bifolds. To learn more about Western, you can visit their website here.



Milgard Windows and Doors first started in 1958 as a father son glass shop, and has since developed into a large, diverse window and door company. They offer windows and doors in vinyl, aluminum, and fiberglass with a wood interior option. Milgard windows also come with a lifetime warranty for residential projects. For more information, check out their website here.


Velux Skylights is an international company dedicated to creating better living environments by using daylight and fresh air. They offer a variety of skylights, sun tunnels, blinds, electronic accessories, solar panels, and shades. Some units even qualify for the federal solar tax credit. To find out more about Velux, you can visit their website here.



Looking to create a larger opening? Check out your options below.


Simpson Door Company is an all wood manufacture that was founded in 1912 in the state of Washington. They offer a vast assortment of doors in a variety of wood species, sizes, and glass options. If you can dream it, Simpson can build it. Take a look at all of their options on their website here.


Masonite was founded in 1925. Their doors are the result of years of research, design, engineering, and development. Masonite is dedicated to a fully integrated design process; they operate the largest door innovation center in the industry. Exterior and interior doors are available in wood, MDF, molded panels, fiberglass, and steel. See what Masonite has to offer on their website here.


In 2022, EL & EL Wood Products was acquired by Metrie in their largest-ever acquisition. Similar to EL & EL, Metrie is family-owned and a long-time market leader in the moulding, millwork, and the door business in Canada and across the US, with one notable exception — California. The region EL & EL Wood Products has served with distinction for 55 years was the missing piece of the customer service puzzle for Metrie. So, the fit was perfect! To learn more about EL & EL visit there website here.


Therma-Tru was founded in 1962 in Toledo, Ohio, and launched the first fiberglass door on the market in 1982. They are dedicated to advancing the industry with quality products, focusing on performance and elegance. They offer fiberglass or steel entry door systems, as well as fiberglass patio doors. Therma-Tru also has a vast variety of decorative glass options. Numerous choices of glass colors, textures, and shapes are available in every Therma-Tru door. Explore your options on their website here.


For more than 45 years, Top Notch has set the industry standard as a wholesale provider of architectural door hardware and accessories. As a family owned and operated company, one of our core values is to provide the best service to you, our customer. To do this, we have expanded our warehouse space, implemented state-of-the-art technology in our distribution centers, and increased inventory across our product portfolio – all to deliver your orders faster and more efficiently. To learn more about Top Notch service click here.


T.M. Cobb has been manufacturing interior doors since 1935. They are committed to creating quality doors to add style and elegance to your home. CraftMaster doors are molded high-density fiberboard doors that come in a variety of designs, all of which can be primed and ready for painting. See more about the CraftMaster collection on their website here.


Doormerica was founded in 1989, and is currently manufacturing doors for the central coast at their state of the art facility in Stockton, CA. They provide three different types of doors: decorative wood composite doors, flush doors, and doors with an interior aluminum frame division. Doormerica is LEED certified and features many product options that accommodate green building initiatives. View Doormerica’s selection on their website here.


Ashley Norton is a premier hardware company that was founded in 1987. They are passionate about manufacturing products that are both durable and elegant. Ashley Norton offers a diverse selection of door and cabinet hardware, as well as bathroom and home accessories. They pride themselves on their production of solid bronze and solid brass pieces that are then crafted into various finishes. All of Ashley Norton’s products can be viewed on their website here.


Emtek is a hardware company founded in 1981. They are dedicated to helping you bring your personal style to even the smallest details of your home. Every order is custom assembled, and typically shipped within three business days. Search for your perfect combination of finish, knob, lever, and rosette on their website here.




Call us to schedule a showroom visit anytime between 7am-3:30pm, Monday – Friday

201 Bridge Street
San Luis Obispo, California 93401

PHONE 805.242.2059
FAX 805.456.0128

General Manager | Bil Mahoney

Sales | Sean Meister

Manager | Mitzi Peters

Lead Installer  | El Patague

 Installation Technician  | Marvin Vazquez


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