Public Service Advertising

Welcome to Great Kolor
Full Service Public Service
Outdoor Advertising

Outdoor Ads For Nonprofits

Outdoor Advertising Eyes On Impressions, billboards, bus shelters bus tails queens kings EcoPosters


Gene Kahn, Founder /Managing Member

The company Gene worked at was purchased and closed in 2005 and Great Kolor was born two weeks later - moral of this story? When one door closes (very often) another will open for you 


It's (really is) easy

In a sink or swim moment,

it's good to know that

swimming will always 

be your best option


There is magic in thinking Big


Great Kolor secures high profile

Outdoor Advertising space for you -

at reasonable public service rate 

then prints and installs your graphics 

Contact Us: 415/902-6448

For your convenience we'll be pleased to visit you -can be at your office or over a cup of coffee?

You can reach us any day at any time ( 24/7 ) 415/902-6448

Great Kolor

1966 Tice Valley Blvd #200 Walnut Creek, CA 94595



OPEN ( you can call or email right now :  )

Drop us a line!