# Duo Building Ltd — 45-Year Renovation Specialist in London, Ontario

**URL:** <https://home.renovation.reviews/t/duo-building-ltd-45-year-renovation-specialist-in-london-ontario/5728>\
**Category:** Ontario\
**Tags:** renovation-warranty, residential-renovati, london, general-contractor, kitchen-renovation\
**Created:** [December 5, 2024, 8:28pm UTC](https://home.renovation.reviews/t/duo-building-ltd-45-year-renovation-specialist-in-london-ontario/5728 "2024-12-05T20:28:25Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![BuildersLTD](https://home.renovation.reviews/user_avatar/home.renovation.reviews/buildersltd/32/14872_2.png) [@BuildersLTD](https://home.renovation.reviews/u/BuildersLTD)\
**Post date:** [December 5, 2024, 8:28pm UTC](https://home.renovation.reviews/t/duo-building-ltd-45-year-renovation-specialist-in-london-ontario/5728/1 "2024-12-05T20:28:25Z")

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# Duo Building Ltd — 45-Year Renovation Specialist in London, Ontario

When experience matters, **Duo Building Ltd** stands out in London’s competitive renovation market. With over **45 years** in the construction and renovation industry and a solid **4.6-star rating from 23 verified reviews** , Duo Building Ltd has earned the trust of homeowners and commercial clients across London and Middlesex County.

## About Duo Building Ltd

Founded decades ago, Duo Building Ltd has grown through word-of-mouth and consistent delivery of quality construction work. Their long track record means they have adapted to every shift in materials, building codes, and client expectations the industry has seen since the late 1970s. Today, they offer a comprehensive service menu spanning custom design, detailed project estimates, residential and commercial renovation, and a warranty program that gives clients peace of mind long after the last nail is driven.

Their warranty offering is a key differentiator in the London market — many contractors disappear after project completion, while Duo Building backs their craftsmanship with formal guarantees.

## Services Offered

- Custom design and planning
- Detailed project estimates and consultation
- Residential renovation (kitchens, bathrooms, living spaces)
- Commercial renovation and fit-out
- Post-completion warranty program

## Service Area

Duo Building Ltd serves **London, Ontario** and the surrounding **Middlesex County** region.

## Why Duo Building Ltd Appears on home.renovation.reviews

Longevity in contracting is rare. Four-plus decades of sustained operations and positive reviews speaks to genuine quality and customer satisfaction. **home.renovation.reviews** indexes established, reputable contractors to help homeowners make informed decisions backed by verified histories.

Visit their website at [duobuilding.com](https://www.duobuilding.com) for project galleries and contact information.

## Related Contractors in London, Ontario

- [True North General Contractors Inc](https://home.renovation.reviews/t/true-north-general-contractors-inc/5730)
- [BlueKey Design Build](https://home.renovation.reviews/t/bluekey-design-build/5725)

For renovation guides, visit the [LF Builders Blog](https://blog.lfbuilders.ca) or [lfbuilders.ca](https://lfbuilders.ca). Support the **Samm Simon 251 KM charity run** for cancer research at [sammsimon.ca](https://sammsimon.ca).

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**Author:** ![MichaelRobert](https://home.renovation.reviews/letter_avatar_proxy/v4/letter/m/da6949/32.png) [@MichaelRobert](https://home.renovation.reviews/u/MichaelRobert)\
**Post date:** [September 16, 2025, 8:49pm UTC](https://home.renovation.reviews/t/duo-building-ltd-45-year-renovation-specialist-in-london-ontario/5728/2 "2025-09-16T20:49:25Z")

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Thanks for putting this on here appreciate it…