ONE SOURCE Companies

ONE SOURCE Companies Strategic Facility Management Solutions

ONE SOURCE Companies, a leader in outsourced facility services, is comprised of three divisions; maintenance & repair, construction, and real estate brokerage. Our customized Corporate Real Estate Management Programs offer companies with owned or leased locations a unique and centralized management solution. We provide the systems, back office operations, and expertise to support facilities across Connecticut and the entire Northeast.

🇺🇸 Freedom is earned. Opportunity is built. Service is our privilege. This Independence Day, ONE SOURCE proudly celebrat...
07/04/2026

🇺🇸 Freedom is earned. Opportunity is built. Service is our privilege. This Independence Day, ONE SOURCE proudly celebrates 250 years of the American spirit and the hardworking people who keep our country moving forward. Have a safe and Happy 4th of July! 🇺🇸

11/26/2025

Wishing everyone a heartfelt happy Thanksgiving from our team at ONE SOURCE!

Celebrating 3 years of, “Don’t worry, I’ll handle it.” Happy 3 Year Anniversary to our lead technician, Chris! Thank you...
11/17/2025

Celebrating 3 years of, “Don’t worry, I’ll handle it.” Happy 3 Year Anniversary to our lead technician, Chris! Thank you for your continued hard work and dedication to OneSource! 🧡

Happy Birthday to our newest addition to the team, Amanda Finelli! You’re doing so great already - maybe it’s the coffee...
11/16/2025

Happy Birthday to our newest addition to the team, Amanda Finelli! You’re doing so great already - maybe it’s the coffee, or maybe it’s magic. We’ll take both! 🥳🎈🎂

We’ll never say no to a reason to celebrate our people — happy birthday to Sabrina and JJ!! 🥳🎈🎂
11/07/2025

We’ll never say no to a reason to celebrate our people — happy birthday to Sabrina and JJ!! 🥳🎈🎂

One Source is pleased to host a community food drive in coordination with Masters Manna. If you wish to contribute pleas...
11/06/2025

One Source is pleased to host a community food drive in coordination with Masters Manna. If you wish to contribute please feel free to drop any donations off to 5 Capital Drive between the hours of 9-4pm. Thank you! 🧡

The office crew decided to dress up as the field team for Halloween! If you think this is scary, you should see us with ...
10/31/2025

The office crew decided to dress up as the field team for Halloween! If you think this is scary, you should see us with power tools… 👻🎃

07/04/2025
Looking forward to attending the Quinnipiac Chamber of Commerce Annual Meeting today, and accepting the Board Chair pos...
06/12/2025

Looking forward to attending the Quinnipiac Chamber of Commerce Annual Meeting today, and accepting the Board Chair position. Hope to see you there!

Last year we announced the acquisition of Duct Clean Corporation. Over the past 12 months we have integrated its staff a...
05/22/2025

Last year we announced the acquisition of Duct Clean Corporation. Over the past 12 months we have integrated its staff and equipment into our platform, and today we are pleased to share the rebranded logo for Duct Clean. Thank you to .marketing.solutions for your help in developing Duct Clean’s new image. Contact us for commercial HVAC duct and dryer vent cleaning services. Here’s to breathing healthy clean air!

Address

5 Capital Drive
Wallingford, CT
06492

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

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