

Our Highmark Team
This is intended to be a fun, light-hearted way to get to know a bit about who Highmark is made up of, and what makes us unique. We hope you enjoy. We will add a few employees each week, and update on Fridays as new team members join.
Rapid City Branch
Valerie Johnson, Universal Teller
Welcome to Valerie, our newest Teller in the Rapid City office!
She and her husband have 8 children together; 10 grandchildren - 4 of whom live here. She enjoys cooking and crafting when she has free time. And Mexican is her favorite food.
Sara Horton, Staff Accountant
Hey! I’m Sara. I am a Cosmetologist at heart, but have been in the Accounting field for over 15 years. I love all things outdoors, especially doing yard work and catching sun rays. I have 4 amazing children who keep me very busy. We have a dog, 3 cats, a snake and fish.
Dylan Williams, Consumer Loan Processor
Hi! My name is Dylan Williams and have recently moved to the beautiful black hills from Arizona. I enjoy being outdoors and exploring new places, being around friends and family as well as cooking and creating new recipes. My partner and I have a dog named Brandt Lee who can act just like a little human. My absolute favorite band in the world is Fleetwood Mac. I often find myself driving through beautiful scenery while listening to Gypsy by Fleetwood Mac all while enjoying a Diet Coke.
Crystal Brau, Universal Teller
I'm originally from Columbus, Georgia but I moved to South Dakota when I was young. My goal in life is to travel, I want to see all 50 states, and all of the state and national parks. So far I’ve seen 8 states. I love any type of Mexican food. I graduated from high school at 16 and have been working ever since. In addition to working here at Highmark, I also work at a Trampoline park....I love to stay busy.
Brad Curtis, Commercial Loan Officer
Originally from Central SD, Brad attended college (and played baseball and football) in Nebraska and at BHSU.
Brad enjoys active community engagement and leadership, and serves on numerous volunteer and charitable boards, including the YMCA, United Way, Chamber of Commerce, Youth Athletics, Economic Development, SD State Legislative panels, the BH Road Trip of Hope Breast Cancer board and Elevate Rapid City. In his free time, he enjoys all things sports-related inside or outside, or just jumping on his Harley and cruising through the Hills.
Brad enjoys active community engagement and leadership, and serves on numerous volunteer and charitable boards, including the YMCA, United Way, Chamber of Commerce, Youth Athletics, Economic Development, SD State Legislative panels, the BH Road Trip of Hope Breast Cancer board and Elevate Rapid City. In his free time, he enjoys all things sports-related inside or outside, or just jumping on his Harley and cruising through the Hills.
Carl Beatty, Systems Administrator
- Has been working IT for roughly 20 years
- Has an extensive bourbon collection
- Chicago Cubs fan
- Parent to a Frenchie named Cooper
Sophia Muir, Commercial Credit Analyst
- I am originally from Pennsylvania
- I enjoy skiing even though it is only my second season
- Zion is my favorite National Park – a goal of mine is to visit all 63 National Parks in the US
- I am belay certified for Rock Climbing
- I have 2 cats named Maverick (tuxedo) and Keanu Reeves
Kelsey Opitz, Personal Financial Officer
- I love to laugh!
- My family has a love for golfing and everything sports.
- Cooking is my therapy; however, baking is not.
- I am terrified of snakes.
- One of my favorite memories last summer was going paddleboarding in the middle of the night!
Sidni Hood, Personal Financial Associate
My name is Sid! I was born in Belleville, Illinois and raised in Rapid City, South Dakota! My family consists of my wonderful husband, our son, and our zoo of a home! We have 3 dogs, 2 cats, a bearded dragon and a fish tank. In our downtime, my husband and I love to do DIY projects, from making furniture, dog kennels, shirts and tumblers, to small home décor items! If you think it, we can make it! We have run a small business out of our shop for almost 4 years and we have loved every second of it. When I’m not focused on our business, I enjoy spending time with my family, being outdoors, playing video games, and crafting!
Tigh Livermont, Consumer Credit Analyst
I was born and raised in South Dakota; I grew up on my family’s ranch in Wanblee, where we raise Black Angus cattle and American Quarter Horses. I graduated from Kadoka High School in 2016, received my A.S. in Ag Business and Sciences from Eastern Wyoming College, and will graduate soon with my B.S. in Business Administration from Oglala Lakota College.
I am involved with several organizations, including the American Indigenous Business Leaders, the Black Hills Powwow Fashion Show committee, a few pageant committees, and the Indian National Finals Rodeo. In my free time, I like to spend time with my family, hike, lift, play video games, sew, bead, and help my dad at the ranch!
Kris Schmansk, HR Director
Kris was born and raised on a ranch east of Rapid City that has been in her family for 4 generations. Her great-grandfather was the first pharmacist in RC and was located where Who’s Hobby House is now. Kris has been married for 31 years. She has 4 (grown) kiddos, Andrew is a genetic counselor in Omaha, Kaz is our second son and is a software engineer in Minneapolis, and Jane is married and is an industrial engineer in Dallas. Her youngest, Sara, just graduated with her master’s in accounting and is sitting for the CPA exams. She also has a 14-year-old pup named Boomer who is half papillon and half American Eskimo, as well as 3 grand pets!
Hannah Taylor, Data Analyst
Meet Hannah! She recently started as Highmark's first Data Analyst.
Hannah was born and raised in Rapid City but lived in the south for a few years before moving back home. She has an accounting background and is in her last year of schooling for Accounting & Finance degree. Hannah and her significant other, Jordan, have two dogs; both are long haired German Shepherds’ named Gunner and Walter.
Hannah was born and raised in Rapid City but lived in the south for a few years before moving back home. She has an accounting background and is in her last year of schooling for Accounting & Finance degree. Hannah and her significant other, Jordan, have two dogs; both are long haired German Shepherds’ named Gunner and Walter.
Sonni Jimenez, Universal Teller
Sonni grew up in Scottsbluff, NE, where she also met her husband. They have been together for 13 years! She has two beautiful boys aged 12 and 7. She enjoys reading, watching movies, and watching her boys play sports. Mainly, she enjoys spending time with her family. So glad to have you on our team, Sonni!
Bethany Case, Universal Teller
I’m from Nebraska! I came to South Dakota for college at Black Hills State University. My major is Tourism Hospitality and Management, and I already have my Associates in Business. I have one younger brother, who is way taller than me. I have a cat named Nacho, a hamster named Taco and another cat that lives with my parents in Nebraska named Gato! I love to go hiking whenever it’s nice out, I’m a huge nerd for video games and movies!
I’m from Nebraska! I came to South Dakota for college at Black Hills State University. My major is Tourism Hospitality and Management, and I already have my Associates in Business. I have one younger brother, who is way taller than me. I have a cat named Nacho, a hamster named Taco and another cat that lives with my parents in Nebraska named Gato! I love to go hiking whenever it’s nice out, I’m a huge nerd for video games and movies!
Nick Schwan, Internal Auditor
Nick enjoys hunting, hiking, and beer. His dog's name is Morgan. He says he is a pretty good cook (editor note: he is a fantastic cook and his BBQ is out of this world good!). He claims he is constantly remodeling his house which he normally enjoys (except for most recently). He also especially enjoys teasing and startling his work colleagues, in-office pranks, and specifically those focused on his friend, Aaron, Highmark's Controller.
Nick enjoys hunting, hiking, and beer. His dog's name is Morgan. He says he is a pretty good cook (editor note: he is a fantastic cook and his BBQ is out of this world good!). He claims he is constantly remodeling his house which he normally enjoys (except for most recently). He also especially enjoys teasing and startling his work colleagues, in-office pranks, and specifically those focused on his friend, Aaron, Highmark's Controller.
Pam Lang, Commercial Loan Officer
Pam joined our Commercial Lending Team this past Summer. When asked to provide a bio or a bit about here, she offered these tidbits. Meet Pam - she has a great sense of humor.
Pam joined our Commercial Lending Team this past Summer. When asked to provide a bio or a bit about here, she offered these tidbits. Meet Pam - she has a great sense of humor.
- Do you collect anything? Dust
- Most unusual pet: Dash – we both have bed head and attitudes upon waking
- First job I wanted as a kid: journalist
- Favorite meal: anything someone else has prepared
Jordan Taylor, IT Help Desk Associate
- What would your last meal on Earth be. Steak/Velveeta Shells and Cheese
- The trip you most want to take, but haven’t yet. Florida fishing
- Your most unusual pet. I used to have an iguana. Current pet photo here. Meet Gunner.
Vonnie Wackel, Market Manager, Rapid City (retired)
- Proud Accomplishment: Took the Magnum PI Extreme Helicopter Ride in Oahu Hawaii, no doors and flying all sorts of directions.
- First Job I wanted as a kid: Journalist or Fake News Correspondent
- Trip I want to take: Scotland and Ireland
- Superstition I have: Walking under ladders
- Phobia: Fear of Frogs or toads
Custer Branch
Cindy Pownall, Universal Teller
I've been married to my high school sweetheart for just over 35 years now. I have four children; the two youngest we were blessed to be able to adopt. Our family has always been very involved in our local church and our communities. The Black Hills have been very friendly and welcoming to us personally, as well as to our home-based business, Western Tire Chain
Belle Fourche Branch
Kelly Milliken, Branch Manager
I have been married to my husband, Jamie, for 6 years and together for 16 years. We have one son Connor age 21, daughter Chloe 18, and 2 dogs Kassi the Bichon frisé and Lola the pitbull. We spend a lot of our time at the golf course.
I love to read, garden and bake!
I love to read, garden and bake!
Dawn Pilster, PFA
Dawn was raised in Billings, MT but moved to SE Montana where she met and married her husband 15 years ago. They have 2 kids together - Laci -14 and John -9, and Dawn has an older daughter named Emily (26) and a 3 year old grandson. They also have 2 furry Corgi boys named Duncan and Darby. In her spare time she loves going on bike rides and hiking and exploring in the beautiful Black Hills. She and her husband purchased a house in Belle Fourche last year and they have been enjoying making it their home. Congratulations to Dawn on her recent promotion to PFA!
Dawn was raised in Billings, MT but moved to SE Montana where she met and married her husband 15 years ago. They have 2 kids together - Laci -14 and John -9, and Dawn has an older daughter named Emily (26) and a 3 year old grandson. They also have 2 furry Corgi boys named Duncan and Darby. In her spare time she loves going on bike rides and hiking and exploring in the beautiful Black Hills. She and her husband purchased a house in Belle Fourche last year and they have been enjoying making it their home. Congratulations to Dawn on her recent promotion to PFA!
Raysha Newel, Universal Teller
Raysha Newell was raised in Sundance, WY, where she currently lives with her boyfriend and their 10 year old son, Justin. They added a corgi, "Huckleberry", to their family a little over a year ago. Raysha enjoys camping, fishing, and lake days as a family. She has always loved living in the Black Hills and her favorite time of year is the rally. She enjoys attending concerts at the rally. Her favorite past time is anything with her family and she enjoys getting everyone together and cooking enough food to feed an army. Per Raysha, "you definitely won’t go home hungry after hanging out at my house."
Raysha Newell was raised in Sundance, WY, where she currently lives with her boyfriend and their 10 year old son, Justin. They added a corgi, "Huckleberry", to their family a little over a year ago. Raysha enjoys camping, fishing, and lake days as a family. She has always loved living in the Black Hills and her favorite time of year is the rally. She enjoys attending concerts at the rally. Her favorite past time is anything with her family and she enjoys getting everyone together and cooking enough food to feed an army. Per Raysha, "you definitely won’t go home hungry after hanging out at my house."
Gillette Branch
Alex Gogola, Universal Teller (Gillette)
I’ve lived in Gillette on and off since I was 12. I have a degree in Economics and Mathematics. I have a beagle named Theo and 2 lovely cats. I love reading books. My favorite food is cheese burgers.
Spearfish Branch
Nancy Cavallero, Universal Teller
All-time favorite meal: My mom’s homemade spaghetti sauce with penne pasta and homemade meatballs!
The trip you most want to take, but haven’t yet: My fiancée and I want to go to Italy and Sweden to visit our relatives!
All-time favorite meal: My mom’s homemade spaghetti sauce with penne pasta and homemade meatballs!
The trip you most want to take, but haven’t yet: My fiancée and I want to go to Italy and Sweden to visit our relatives!
Highlight of this past Spring/Summer: This past May my fiancée proposed to me! After about a month of deciding when the wedding should be we finally decided on September 24, 2022!
Laurna Boland, Universal Teller
Most prized collection: I do collect clowns. I have a lot of Emmett Kelly’s. They just make me happy. I also have a collection of stuff my son made when he was little. The one I am most attached to is a Christmas gift he made. It is a Christmas bell with the paper rings to countdown to Christmas. He made it when he was 4 years old. He is now 37.
- The first job I wanted when I was a little kid was to be a 3rd grade teacher.
- My last meal on earth would be anything Mexican and a blizzard from Dairy queen.
- Celebrity crush is Trace Adkins and Blake Shelton
- A trip I would most want to take would be to Italy or Greece.
Mark Posthumus, Special Projects
Your proudest atypical accomplishment: Designed and supervised the building of the Rapid City branch and the Custer Branch.
- The first job you wanted when you were a little kid: To fly airplanes.
- The trip you most want to take, but haven’t yet: Panama Canal.
- Your favorite go-to quarantine adult beverage: Wyoming Whiskey (as seen on the Walt Longmire series on FX)
- A contest you have won: When I married my bride 44 years ago.
Tony Pannone, Chief Information Officer
- Your proudest atypical accomplishment. My Cooking skills
- The first job you wanted when you were a little kid: A Hockey Player
- The trip you most want to take, but haven’t yet: Italy
- Your biggest fear or phobia: Glitter
- A contest you have won: Name that song played backwards on a radio station when I was 13.
Mindy Howard, VP Operations
What you didn't know about her: Handbell ringer for over 30 years
- Collections: Angels (I collect figures, clocks, paintings, Christmas tree decorations whatever with angels on them)
- What did she want to be when she grew up: Singer – I wanted to be a famous singer – not enough talent and huge stage fright issues changed that for me.
- Best meal: Old fashioned canned meat and noodles, with cream peas and new potatoes. My grandma used to make that meal and it will always be one of my favorites.
- Where will she travel when the craziness is over: Australia and New Zealand - hoping to go either there or Italy in the next 3 years.
Aaron Prochazka, Senior Accountant
- The first job you wanted when you were a little kid. – As a kid I always knew I would be a Pilot, until about 3rd grade when I realized I was blind as a bat, and who would want a blind person flying their airplane?! Probably no one, so I became an accountant!
- What your last meal on Earth would be – Being from the Midwest, I love steak, burgers & all types of BBQ. But then I visited my wife’s family in Rhode Island for the first time 5 years ago they introduced to this thing called a Baked Stuffed Lobster, and it is amazing to say the least! Maybe throw in an appetizer of Clam Cakes or stuffies too.
- The trip you most want to take, but haven’t yet – I have always wanted to travel to Europe but haven’t made it that far yet, specifically I would like to go to Czechia, Germany, Poland, Italy, Ireland, France and Spain.
- Your biggest fear or phobia) – My biggest fear is Mice! My family always called me a big elephant scared of a mouse.
- Your favorite go-to quarantine adult beverage - My Go–to quarantine adult beverage is a nice cold Busch Latte, or If it is a Friday evening I will go for a nice whiskey on the rocks like Pendleton.

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Highmark Credit Union offers mortgage loans to help you buy or refinance:
- Competitive rates
- Quick, local decision-making and processing
- Access to a wide variety of mortgages