Plus one design & construction
Promoting quality environments through smart design and attention to detail.
+one is a progressive, innovative, Louisiana based design and construction firm that employs the latest ideas and strategies supported by state-of-the–art technologies. With over 75 years combined experience in the design and construction industry, +one can tailor a suite of services to meet the goals and challenges of your specific project. Our comprehensive services encompass all major areas of planning, architecture, engineering, interior design and construction. We add value to every service we provide by the rigorous application of best business practices and by developing effective, innovative solutions. Our core belief stems from a holistic, team approach to design and construction which results in strategic, smart and well conceived facilities.
09/11/2026
Today marks the 25th anniversary of
September 11, 2001
Let’s remember and honor those who lost their lives.
07/01/2026
Had a great time for our company Pickleball tournament - building the Plus One team on and off the court!🏓
06/16/2026
Congratulations Livingston Parish Fire Protection District 4 on Station 11! We are happy to have helped bring your vision to life.
05/04/2026
Happy International Firefighters’ Day!! Plus One wants to thank all firefighters for their hard work AND give a special shout-out to our very own Chief Anderson for his time serving. 🔥
03/25/2026
We recently had the opportunity to give back to our community and help bring the St. Patrick Catholic Church’s and visions to life with this renovation. We are honored to have attended the Mass of Dedication and look forward to seeing what’s next!
03/06/2026
We’re paw-ticularly happy to have had our volunteer event at !! 🐾 Thank you to all their staff and pups! 🐶
02/23/2026
Congratulations Chief Anderson! He’s put in the hard work and has become a Certified Fire Protection Specialist!!👏👏👏🔥
Plus One is proud to have him on our team!
02/20/2026
In celebration of National Love Your Pet Day, here are all the amazing pets that make up our Plus One family!! 🐶🐱
01/12/2026
Vote for + one !! (Link to vote is in our bio🔗)
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12/25/2025
Merry Christmas and Happy holidays from Plus One!
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Address
7648 Old Hammond Highway
Baton Rouge, LA
70809
Opening Hours
| Monday | 8am - 5pm |
| Tuesday | 8am - 5pm |
| Wednesday | 8am - 5pm |
| Thursday | 8am - 5pm |
| Friday | 8am - 5pm |
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