New Sales Staff
Coulter On Camelback - New Sales Staff
Monday - Friday    7:30 AM - 7:00 PM
Saturday    8:00 AM - 6:00 PM
Sunday    12:00 PM - 5:00 PM

Telephone 602 264 1188
Toll Free 1 800 942 1189 (inside Arizona)
1 800 843 4237 (outside Arizona)

Fax 602 264 1005
Locally owned and operated by the Coulter family for over 80 years, our company has the inventory, experienced sales staff ,and facility to make your next Buick or GMC Truck purchase the most professional and enjoyable ever.

Home of Arizona’s first and only Auto Sky Mall, you can leisurely preview up to 300 new cars and sport utility vehicles in one of our 3 showrooms. A short elevator ride to the mezzanine takes you to our indoor display area containing up to 75 vehicles. Shop in air-conditioned comfort year round!
Dean Alley
Sales Associate
Phone: 602-532-4619
Mobile Phone: 602-410-5602
Fax: 602 532 4742
A 16-year veteran of the industry, with Coulter for 2 years Originally from Seymour, Iowa. Hobbies include golf, darts and watching the Arizona Diamondbacks. Favorite movie is Star Wars, and enjoys Z Tejas restaurant His most admired person is his father. Enjoys muscle cars including ’66 Chevy SS, and ’68 Firebird. Favorite quote - “Get ‘er done!”
Download Dean Alley's Bio
G. Dean Cooper, Ph.D
Sales Associate
Phone: 602 532 4618
Mobile Phone: 602 463 9480
Fax: 602 532 4742
A 17 year veteran of Coulter. B.S. and MBA from University of Illinois and M.S and PhD from UCLA. Interests include jumping on a plane and flying to Chicago for dinner. Favorite movie is: Thomas Crowne Affair #2, and likes the Chicago Cubs. Admires Bob Lutz from General Motors. Frequents Lon’s @ Hermosa Inn, and has owned over 100 GM products.
Download G. Dean Cooper, Ph.D's Bio
Bill Purcell
Sales Associate
Phone: 602 532 4752
Mobile Phone: 602 510 2880
Fax: 602 532 4742
A 30 year veteran of the business, with Coulter for 14. Originally from New York and now makes Scottsdale his home. His favorite movie is African Queen and enjoys long walks by the lake while enjoying his favorite cigar. Being from the Big Apple, his favorite team is the Yankees. Daniels is his favorite restaurant. Bill’s favorite quote, “They’re comin’ in now!”
Download Bill Purcell's Bio
Dureen Olson
Sales Consultant
Phone: 602 532 4750
Mobile Phone:
Fax: 602 532 4742
Selling cars for over 21 years, has made her home at Coulter for the last 12. After moving to Phoenix from Milwaukee, she attended school in apache junction. Her twins are her favorite pastime and hobby. When she gets a chance, eating sushi and attending Diamond Backs games make her happy. “Show me the money” is her favorite quote and she likes any car without a payment.
Download Dureen Olson's Bio
Gary Siefker
Sales Consultant
Phone: 602 532 4629
Mobile Phone: 480 510 3403
Fax:
Has 24 years in the business, with 3 at Coulter. Originally from Lima, OH. Enjoys Harley Motorcycles and pets such as, standard schnauzers. Favorite movie is the Green Mile. Favorite sports teams include the Diamondbacks and the Cardinals but still keeps a watchful eye on the Titans.Person most admired is his father. When not maintaining his 150 gallon fish tank Gary enjoys cooking for his family and friends on the back patio.
Download Gary Siefker's Bio
Glenn Heiser
Internet and Fleet Manager
Phone: 602 532 4755
Mobile Phone: 623 694 7590
Fax: 602 532 4742
Glenn is the newest addition to the Coulter Sales Staff and has over 18 years in the business. Originally from So Cal., Glenn has been a Phoenix resident for the past 30 years. Favorite movie is Saving Private Ryan. Favorite sports team is the Oakland Raiders. Glenn enjoys dining on Italian food at Cucina Tagliani in Peoria, Arizona. Favorite quote: “Nearly all men can stand adversity, but if you want to test a man’s character, give him power.” – Abraham Lincoln. Most admires his Father who was a USMC, Korean War Veteran. Glenn enjoys playing guitar, listening to music and tinkering with computers. Considers his 4 children to be his greatest accomplishment.
Download Glenn Heiser's Bio
Jon Beno
Internet/Fleet Sales Manager
Phone: 602 532 4617
Mobile Phone: 602 329 3607
Fax: 602 532 4627
Has sold Cadillac’s for 25 years, and 16 at Coulter. Originally from Lakeville, MN suburb of Minneapolis, MN. Graduated from the University of Wisconsin- La Crosse. Likes to travel, golf, bike, and hike. He also enjoys music, the internet, and politics. Favorite movie is Cadillac Man, and favorite team is The Vikings. His most admired person is his wife. Has owned Olds 442, and many Cadillac’s. Favorite quote - “If you think you can, you can. If you think you can’t, you’re right.” Henry Ford
Download Jon Beno's Bio
Greg Schamp
General Sales Manager
Phone: 602-532-4734
Mobile Phone: 602 478-6438
Fax: 602-532-4742
Has 10 years at Coulter and 22 years in the car business. Life has taken Greg from Long Beach, to Las Vegas, to Albuquerque and now Phoenix. Attended University of New Mexico.Enjoys wine collection of over 500 bottles and likes to share with friends.Forrest Gump, his all-time best movie and Capital Grill on Camelback is his favorite restaurant. His most admired person is his Wife Robbie. Has owned many cars including Buick Reatta, MB 380SL, GMC Crew-cab and several Cadillac Escalades. Favorite quote - “Never let them see you sweat.”
Download Greg Schamp's Bio

 

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