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Klaus Larsen LLC Affiliates



Chambers of Commerce:

Windham Chamber of Commerce

Professional Organizations:

Better Business Bureau
BBB has determined that Klaus Larsen, LLC meets BBB accreditation standards, which include a commitment to make a good faith effort to resolve any consumer complaints.
Contractor Nation
Contractor Nation was founded in 1990 with a simple goal: create the greatest level of success possible for home improvement contractors. Our mission remains to equip contractors in the home improvement industry with the resources and support they need to deliver consistently positive results to customers, employees, and stakeholders. We are guided by our core values of integrity, leadership, growth, innovation and education.
Klingberg Family Centers
Klingberg Family Centers in New Britain, CT helps to build healing relationships between children and their families to ensure full potential is reached. Klingberg desires to build foundations so every child receives the love and guidance they need and deserve.
The Vinyl Siding Institute
The Vinyl Siding Institute, Inc. (VSI) is the trade association for manufacturers of vinyl and other polymeric siding and suppliers to the industry.


Beacon Roofing Supply
Beacon Roofing Supply is North America's largest publicly traded roofing distributor and has been in business since 1928. They first started in Charlestown, Massachusetts as one of the first distributors of commercial roofing materials in New England.
Colonial Sanitation
Family owned and operated Colonial Sanitation LLC has been providing top-notch residential trash removal services in Monroe and Trumbull, CT for more than 50 years. Our team offers professional weekly trash removal service with a personalized touch. We will take the time to understand your individual and business needs and offer recycling solutions that will meet your individual requirements.
EnerBank was founded in 2002. Providing home improvement through business partners and home improvement contractors, EnerBank provides loan programs for strategic partner organizations.
Incorporated Industries Recycling Center
Incorporated Industries has been in business since 1976. A native company of Bloomfield CT, they have expanded three times and are located now at 180 West Newberry Road in Bloomfield. With a fleet of trucks, a wide variety of equipment, two processing plants, a home building contract service (including sales associates) and a fine crew of people supporting Incorporated's growth, they have built one of the finest multipurpose intra state companys in the east.
The O.L. Willard Company
O.L. Willard Company is a lumber yard that strives to give the best customer service. Family owned and operated, O.L. has an amazing selection of quality building materials.
Willimantic Waste Paper Company
Whether you're a small business or major manufacturer we will work with you to customize a waste reducing agenda to suit your needs and budget. Willi Waste can supply your business with custom compactors and a variety of large containers for trash and/or recyclable material. No matter what your company has to dispose of we will work hard to find a market for it. Let us do a little professional "dumpster diving" for your business and Willi Waste will design a recycling and waste program that doesn't only save money but will save the earth as well.


Copper Cat
Copper Cat supplies a product we install to prevent algae from forming on a roof. The copper supplies used eliminate algae growth without harming the roof. This company uses science to combat organic issues and ensure a safe environment.
GutterShutter Dealer
Klaus Larsen LLC protects your home with our nationally-renowned gutter system- GutterShutter. Our gutters system includes high-quality, durable gutters, gutter guards, and downspouts, guaranteed to never clog or pull away from your home.
IKO Roofing
Klaus Larsen Roofing is proud to be a IKO RoofPro Craftsman Premier contractor. When it's time to protect your home and family by investing in a new or replacement roof, you can choose quality IKO roofing products with total confidence. IKO offers a choice of four different collections to suit your tastes, budget, your home's architectural style and the climate where you live: Traditional, Architectural, Performance and Premium. They all provide beauty you can see, quality you can feel and performance you can trust.
The Perma-Boot is a gasket-less two piece pipe boot repair system designed to permanently repair the most common type of roof leak - the leak around the vent pipes that penetrate your roof.
Velux Skylights and Sun Tunnels
Quality, development and improvement are important keywords at VELUX®. This is especially true in our test department, where products are continuously exposed to all kinds of tests as an integral part of our company's efforts to develop and improve our products.

Our Service Area

Proudly Serving Connecticut