Seek non-ported speakers - $700 to $1500 To stop the port-itis in my room!


I have a smallish room 12x12 that has an unusual ceiling.  I've used several highly regarded speakers in the space and the real ported ones are the biggest problem.  I tried KEF ls50's and wanted to love them but the lower-end was too puffy sounding.  Front ported speakers do have less of a "port-itis" issue.  I found a used pair of polk lsi9's and they sound very good in my room but not great.  I'm looking for ideas for non-ported or ported speakers that are less problematic.  Range $700-$1500.  Thanks for your input audio brothers!  Drumbe the retired drummer.
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Thanks audio bros!  I've already used some of the room treatments mentioned.  But bass traps will now be added in strategic areas.  Being a low-end snob makes life difficult in small rooms, especially for a former musician that played drums for over 50 years.  I used to work hard to get my bass drum to tighten up to anchor the groove for the band with my bass players.  Solid drums & bass notes = a tight band.  No wobbly notes to confuse the mates!
drume
OP :

Check out the Soffit traps at GIK. They are extremely effective, and I like to set them standing, 2x in each corner. They are marvelous.
smrex13 +1! 

There is a pair of Spendor SA-1s listed here for $1500. You should make an offer on them!
Big ++1 for @millercarbon and others.  The room is a HUGE problem, especially if your room is not on a basement or concrete slab.  I had a 15x15 room on the second floor, and it was an absolute bass NIGHTMARE!!!  Fortunately it was a temporary residence and I've since moved my system into a dedicated basement.  Complete night and day difference!!!  When I was in that wretched square room, I moved my speakers (medium sized 2-way floorstanders) 6 feet into the room and still couldn't alleviate the dreaded bass hump you're probably experiencing.  If I'm you, I absolutely heed the advice of others and get some bass traps from GIK, or if aesthetics don't allow for this I'd seriously consider getting some bass management from the likes of DSpeaker, etc., or an amp with room correction like a Lyngdorf or maybe the new Elac integrated.  In any event, you have my deepest empathy, and whatever you choose among these options, by all means do SOMETHING other than just changing speakers.  You'll just end up driving yourself nuts and probably waste a lot of $$$.  Best of luck in taming this beast.