Phi Delta Theta: Sonoma State University

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Rohnert Park, CA
Phi Delta Theta: Sonoma State University

"It is the spirit of true brotherhood that touches the depths of a man's inner life and wards off sor

09/04/2026

Sweetheart Applications Open Now!!!

If you are interested in becoming a sweetheart we would love for you to apply, you can either scan the QR code or go to the link in our bio to find the application form!

If you have any questions feel free to DM us!

08/24/2026

The brothers of California Sigma are proud to introduce our Executive Committee for the Fall 2026 semester!
Congratulations to everyone who got a position this semester, we are wishing you all the best.

Not Pictured: Kaden Ansaldo, Brotherhood

08/13/2026

Rush The Best, Rush Phi Delt.

05/29/2026

Massive congratulations to all of our recently graduated seniors!
We will miss each and every one of you, thank you so much for everything you have done for this chapter.
Good luck with your next journey, just know that you will always have the support of the brothers of Phi Delta Theta with you ⚔️🦉

05/26/2026

⚔️SENIOR SPOTLIGHT⚔️

This week’s Senior Spotlight goes to our brother Barry Cahalane!! Barry is from San Francisco and is majoring in Kinesiology, and after he graduates he plans on moving back to San Francisco and working towards becoming an EMT Paramedic Firefighter. Barry’s favorite memory of the chapter is winning Lip Jam, it was an amazing night.

One thing Barry wants to tell his future self:
“It isn’t always comfortable. Sometimes it hurts, it even breaks your heart. But that’s okay. The journey changes you.”

05/24/2026

⚔️SENIOR SPOTLIGHT⚔️

This week’s Senior Spotlight goes to our brother Diego Salazar!! Diego is from Eastvale California and is majoring in Sociology, and after he graduates he plans on traveling Europe and working towards becoming a firefighter. Diego’s favorite memory of the chapter is simply sitting on the couch every night and watching movies with his best friends.

One thing Diego wants to ask his future self:
“Was it all worth it?”

05/21/2026

⚔️SENIOR SPOTLIGHT⚔️

This week’s Senior Spotlight goes to our brother Declan Nall! Declan is from San Jose and is majoring in business management, and after he graduates he plans on pursuing a career in Operations and Business Strategy. Declan’s favorite memory of the chapter has been all the genuine friendships and connections that will stay with him long after college.

One thing Declan wants to tell his future self: “Life moves fast when you’re always focusing on what’s next. Be present and appreciate where you are while you’re still there.”

05/19/2026

⚔️SENIOR SPOTLIGHT⚔️

This week’s Senior Spotlight goes to our brother Damien Velasquez!! Damien is from San Jose and is majoring in accounting, and after he graduates he will be working for Ernst & Young in San Jose. Damien’s favorite memory of the chapter is Big Brotherhood, he loved getting to hangout and talk with all the guys. Damien has also held the position of Chapter President in his time in the chapter.

One thing Damien wants to tell his future self: “Live life to its fullest and don’t let negative things affect your happiness.”

05/17/2026

⚔️SENIOR SPOTLIGHT⚔️

This week’s Senior Spotlight goes to our brother Chuck Guay!! Chuck is from San Diego and is majoring in Kinesiology with a concentration in Exercise Science, and after he graduates he plans on continuing his process towards a Doctorate in Physical Therapy. Chuck’s favorite memory of the chapter is simply spending quality time with all the brothers, and getting to know everyone in the chapter on a deeper level is something he will forever be grateful for.

One thing Chuck wants to tell his future self: “Remember to keep being you and always strive to be a better man..”

05/15/2026

⚔️PHI FRIDAY⚔️

This week’s Phi Friday goes to our brother Jackson Garcia! Jackson is a sophomore from San Rafael, and he is currently majoring in Business Administration. Jackson also holds the position of a Philanthropy Chair and recently organized our entire Live Like Lou Philanthropy and did an amazing job.

Thank you Jackson for everything you have done for this chapter!!

Address

1801 E Cotati Avenue
Rohnert Park, CA
94928

Telephone

+18053903565

Website

http://ssuphidelt.com/

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