Olean Union Sales

Olean Union Sales Olean NY's original home improvement store. Olean Union Sales/ R. Blaske has been serving our local community and surrounding areas since 1919.

Started at 511 West State St until 1968 and then relocated to our current location at 426 South Union St. Our knowledgeable and experienced staff is what sets us apart from our competition. With over 100 years combined experience in building construction & material sales we can help you find the right solution to fit your needs and your budget. We have experience with not only the “nuts & bolts” o

f a building project, but also local building codes and ordinances. We can help you get your job done right!

09/02/2026

Check out what's happening with Mansfield Construction LLC!

WIN $4,750 TOWARD YOUR NEXT HOME PROJECT
We are excited to announce we will be giving one local homeowner a $4,750 credit toward a qualifying residential remodeling or construction project!
Have a bathroom that needs an upgrade? A kitchen you’ve been wanting to remodel? An addition or another project you’ve been putting off? This could be your chance to finally get it started.
HOW TO ENTER ON FACEBOOK:
Like this post AND leave a comment below telling us what project you’d put the $4,750 toward.
That earns you 1 entry.
Want more chances to win? You can earn up to 3 total entries:
• 1 entry here on Facebook
• 1 entry on our Instagram giveaway post
• 1 entry through the giveaway form on our website
Giveaway Period: September 1 – November 20, 2026
Prize: $4,750 Mansfield Construction project credit
Eligibility: 18+ and must own residential property in Allegany or Cattaraugus County, NY
No purchase necessary.
Full eligibility requirements, prize restrictions, entry limits, and Official Rules are available on our website.
Winner will be selected at random after the giveaway closes.
This promotion is not sponsored, endorsed, administered by, or associated with Facebook, Instagram, or Meta.

Another beautiful Owens Corning Roofing Duration Onyx Black roof by the crew at STATE LINE construction. The black shing...
08/31/2026

Another beautiful Owens Corning Roofing Duration Onyx Black roof by the crew at STATE LINE construction. The black shingles looks great with the siding color. Thanks again for the business and support.

Address

426 S Union Street
Olean, NY
14760

Opening Hours

Monday 7am - 5:30pm
Tuesday 7am - 5:30pm
Wednesday 7am - 5:30pm
Thursday 7am - 5:30pm
Friday 7am - 5:30pm
Saturday 7am - 1pm

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