Our Team

John Tippins

Chief Executive Officer | Founder
John Tippins Chief Executive Officer and Founder
John Tippins is the founder and Chief Executive Officer of Northcap. He began his real estate career in 2000 as a commercial agent for Insight Holdings, where he quickly achieved success, closing roughly $200 million in transactions. Following a brief period as President of Mark L. Fine and Associates, a commercial real estate company, John branched out and started his own company, Northcap, in 2006. Between 2000 and 2011 John closed on a total of more than $1.1 billion in transactions as either a broker or principal, and in 2009 he was named “Top 40 Under 40″ by In Business Las Vegas.

When the commercial sales market disappeared following the credit crisis in August 2008, John had the foresight to expand his business operations into property management and residential condominium sales. Starting in 2009, Northcap entered those lines of business, and since then the company has amassed a list of top-caliber, institutional clients.

John currently serves on the boards of the UNLV College of Business, the Downtown Las Vegas Alliance, and the Fremont Street East Entertainment District, in addition to being a member of the UNLV President’s Inner Circle, the UNLV Advisory Board, and the steering committee for housing for the City of Las Vegas. He is also an adjunct professor at UNLV.

In addition to real estate, John enjoys entrepreneurship in general and is a passive investor in numerous ventures outside of Northcap, including local restaurants and clubs, such as LobsterMe, I Love Burgers, PBR Rock Bar And Grill, and The Rockhouse Bar & Nightclub. He is also the owner of RentHub.com, Nevada’s leading online rental site.

John graduated from the University of Nevada Las Vegas with a B.A. in Marketing. He is also a graduate of the prestigious Leadership Las Vegas program through the Las Vegas Chamber of Commerce.

Nicole Tomlinson

Nicole Tomlinson began her real estate career in 2004 at American Invsco, a large condominium developer, where she worked in their West Coast acquisition division. After successfully acquiring large apartment developments she then joined Scripps Resources International, Inc., a boutique real estate firm in Las Vegas. While at Scripps Resources International, Inc. between 2006 and 2008, Nicole closed over $600 million in real estate transactions.
During the commercial downturn in the Las Vegas real estate market she created Home Realty Center, a DBA to Scripps Resources International, Inc. Home Realty Center provided services mainly for the residential market, including dispositions for Fannie Mae, short sales, traditional sales, and property management. Over the last eighteen months Home Realty Center closed over 400 transactions.

In June 2012, Nicole joined Northcap as the President of the company. She is a native to Nevada and graduated from University of Nevada Las Vegas with a B.A. in Marketing. Nicole volunteers regularly at the Marty Hennessey No Quit Tennis Foundation, and is a big sister for Big Brother Big Sisters of Southern Nevada. Annually Nicole chairs a Fashionista Event where all proceeds benefit underprivileged children.

Charmaine Prospero

Senior Vice President
With 11 years of experience in Las Vegas real estate and backgrounds in both business and entertainment, Charmaine Prospero brings a unique skill set to her job as a luxury homes specialist.
Charmaine’s success in real estate comes from diverse market experience, and from a personal dedication to both her clients and the community. She has been involved with property management and the ins and outs of financial transactions in addition to buying and selling homes. Charmaine also draws from successful backgrounds in business and the entertainment industry, adding to her mastery of local and international markets. She specializes in luxury real estate and the representation of both US and international clients and investors.

Charmaine earned a degree in Business and Sociology. Before entering Las Vegas real estate, she toured with Broadway shows and worked as a business entrepreneur. In 2002, Charmaine relocated to Las Vegas to pursue real estate full-time. She quickly earned a name as a realtor, first as the Rookie of the Year at her first brokerage, ZipRealty, then later as a top-performer at Prudential Americana and their luxury team, Shapiro & Sher.

In 2013, Charmaine joined Northcap as part of their new Las Vegas office. Together with Northcap, Charmaine continues to serve Las Vegas with ever-higher standards of excellence. In both 2013 and 2014, Charmaine was awarded the Greater Las Vegas Association of Realtors YPN 40 Under 40. She also serves the community as a dedicated volunteer and supporter of local organizations, including Joy Prom and Golden Rainbow. She is highly regarded for her discretion, positive energy, work ethic and passion for design and architecture.
When not working, she likes seeing shows in Las Vegas, enjoying the outdoors and traveling with her family.

Erik Sorensen

Chief Operating Officer | Principal
Erik Sorensen is the Chief Operating Officer and is a principal of Northcap. Erik brings a breadth of knowledge and experience in multifamily and single family residential real estate from operations to investments. At Northcap, Erik has overseen the more than eight-fold growth in the company since 2009, putting in place the teams and systems necessary for operating a real estate company at a first-class level.

Prior to Northcap, Erik was Vice President of Artisan Real Estate Ventures, a New York and Las Vegas based real estate company, where he oversaw the multifamily investment platform. At Artisan he directly oversaw the acquisitions of approximately 2,000 multifamily units.

Before Artisan, Erik was a part of the acquisitions team at The Praedium Group, a real estate private equity firm based in New York City. While at The Praedium Group, Erik was responsible for analysis, due diligence, and transaction execution functions for the acquisition of new assets, including over $600 million in multifamily, industrial, office, and retail properties.

Erik received a B.A. in Economics (with distinction) from Yale University. He is also an Eagle Scout.

Dr. Michael Vesely

Vice President of Commercial Sales and Leasing
Dr. Michael Vesely is Vice President of Commercial Sales and Leasing at Northcap. An experienced business man with expertise in Commercial Leasing and Property Management. Dr. Vesely started by managing a family portfolio of properties and after investing in Las Vegas, slowly transitioned into commercial property management. Now having managed everything from large office buildings to Supermarket anchored retail centers, Dr. Vesely is combining his expertise in commercial real estate and his experience in the health care field. With a 25-year history in the Healthcare Profession he can truly understand the needs for finding that perfect office or perfect investment opportunity.

In addition to his leasing and sales experience, Dr Vesely is working with UNLV in property acquisition for the new Medical School. He will also soon be lecturing on “The Fundamentals Business Office Leasing” and “Buying your own office Building” at the UNLV postgraduate courses.

Michael McGraw

Luxury Agent
Michael McGraw oversees sales for Northcap Nevada as SVP of Residential Services. A native of Austin, Texas, Michael has worked and travelled all over the world. He loves studying how people live and how their homes fit their lifestyles. Finding the perfect home to fit a client’s lifestyle is a personal passion for Michael, and something he takes great pride in.

Prior to joining Northcap, Michael parlayed his 25-year experience in the hospitality industry into a successful real estate career, having managed Wolfgang Puck’s Chinois in Las Vegas and Spago in Las Vegas and Maui, among several other prominent, high-end restaurants. Even though he now works in real estate full-time, Michael remains a dedicated foodie and continues to cook and enjoy the epicurean life – he even has his sommelier’s pin.

Michael’s sociability, independent spirit, and incredible customer service set him apart as a top agent in the Las Vegas real estate market. He works with a range of clients – national and international, as well as investors and local residents. Whether a client is in the market for a single-family home or a luxury penthouse, Michael is there to help out. Between his time in the hospitality and real estate industries, he knows what good service is all about.

Sean E. McClenahan

In-House Counsel
Sean E. McClenahan is a native Las Vegan and member of the State Bars of Nevada and California. Prior to starting his own law firm, Mr. McClenahan’s practice focused on the preparation of prenuptial agreements and divorce litigation, adoptions, sports and entertainment management, landlord/tenant disputes, bankruptcy, real estate transactions, licensing agreements and general contract drafting. Mr. McClenahan represents clients in all ranges of transactional needs. Mr. McClenahan’s client representation has ranged from athletes such as Andre Agassi and Steffi Graf, to entertainers such as Jerry Lewis, as well as various individuals and corporate entities.


  • J.D. Boyd School of Law, University of Nevada-Las Vegas (2005)
  • B.S. University of Nevada-Las Vegas (2002)


  • 2006 Nevada
  • 2011 California


  • Nevada Supreme Court
  • U.S. District Court for the District of Nevada
  • California Supreme Court

Chris Davies

Chris Davies is the Controller for Northcap. He brings over a decade of multifamily property management experience to the company’s team. Prior to Northcap, Chris was the Assistant Controller in the Client Reporting Department of Pinnacle, an American Management Services Company, one of the largest property management companies in the U.S. During his tenure at Pinnacle, he was primarily focused on those properties owned by affiliates of Pinnacle, including Cascade Affordable Housing and Olympic Investors.

Chris holds a B.S. in Accounting from Pennsylvania State University. In his free time, he enjoys playing a role in community theater, going to live performances, and participating in active sports.

Liz Newcomer

Liz Newcomer is the Staff Accountant for Northcap and brings with her over 30 years of accounting experience. Prior to joining Northcap in May 2012 Liz was the Staff Accounting Supervisor for Euclid Management Company, Southern California’s leading Management Company serving over 220 HOA, Single Family, Multi Family, Retail, Commercial and Industrial properties.

Liz enjoys exploring off-road, watching football and completing various types of puzzles in her free time.

Amelia Donaher

Amilia Donaher
Although a native of Boston, Amelia Donaher has been living in the southwest for over 10 years. She started in the real estate industry in 2007 with a Boston-based, full service real estate company focusing on the ownership, acquisition, and management of single tenant industrial properties. This would serve as her foundation and inspiration to pursue a career in this area.

Seeing an opportunity for growth, and missing the southwest weather, Amelia relocated to Las Vegas. She immediately hit the ground running in the high-end hospitality industry working for companies such as Pure Management Group and Hakkasan Group, as well as properties including Caesar’s Palace and The MGM Grand. Amelia worked with and was introduced to people from places all over the world. Combined with her extensive traveling experiences, this allowed her to build even better relationships and further develop the skills needed to thrive in the real estate industry.

After purchasing her first home at the age of 25, Amelia got a much better insight to the residential side of real estate. With her concentration being the south strip, Amelia has extensive knowledge of the area. She sees the phenomenal potential growth and future development that it has to offer.

Amelia received a B.A. from Arizona State University in communications and journalism. She enjoys traveling, skiing, yoga, and her two English bulldogs.

Ursula Stewart

Ursula Stewart
Having grown up in Santa Monica, California and residing in many of the country’s most beautiful places; Maui, San Francisco, Boston & NYC, Ursula has called Las Vegas home since 1996. She enjoyed a career in the hospitality industry including food & beverage operations and event planning before joining Northcap. Exceptional customer service is her number one goal.

Giovanni Casas

Giovanni Casas
Giovanni saw in Real Estate an opportunity to apply his vast marketing experience toward helping clients achieve the dream of home ownership through a unique approach to real estate. He understands the need for personalized service and the use of non-conventional means to achieving successful transactions.

Giovanni’s knowledge and integrity have always stood out throughout his career and his strong belief is that Las Vegas is ready for innovative ways to market properties and help clientele with primary residences, second homes, and investment properties. He always makes himself readily available to address any concerns, soothe nerves and make the closing process clear, concise and virtually stress-free.

Giovanni received his Marketing and Advertising degree in Bogota, Colombia, and also studied Business Administration in Sydney, Australia. He is fluent in English and Spanish.

The slogan of his latest advertising campaign is: “Giovanni Casas — my last name is not a coincidence,” showing that he really believes he was born for this business. Giovanni is excited about joining Northcap and starting this new chapter in his professional career.

Andreas Kreutzer

Director of Public Relations and Social Media

Andreas Kreutzer is the Director of Public Relations and Social Media for Northcap. He handles all media requests and creates and distributes press releases. Additionally, he manages social media campaigns for Northcap’s clients. Prior to joining Northcap, he was Public and Media Relations Director for the Saarlouis Hornets Baseball Club and Public Relations Assistant for the Las Vegas Locomotives. Additionally, he was a sports journalist for two newspapers.

Andreas holds a B.A. in English with a writing emphasis from Boise State University.

Derek Belanus

Derek Belanus
I have been involved in commercial real estate for over 15 years from brokering to purchasing and investing in my own personal investments. My commercial real estate investment specialization and market area focus result in relationships with private and institutional investors. I also use exercise and setting boundaries for personal time to create a balance including setting appointments with myself for these activities. It helps me avoid burn out so I can always give 100% to my career, my clients, my business partner, my co-workers and myself. By dedicating all of my focus, resources and training to commercial real estate investment, I offer an unmatched level of experience and expertise.​

Benjamina Mia Casiño

Benjamina Mia Casino
Benjamina Mia Casiño is a licensed real estate professional since 2008. Real estate being an intricate business, she operates with the customer at the forefront of her operations. Mia’s motivation is to provide exceptional service with a primary focus on ensuring positive customer experience through out the real estate process and beyond. Her philosophies are based on both honesty and integrity.

Mia’s passion for real estate was brought about by personal experience as a residential buyer. She understood the concerns involved in purchasing a home and finding a reliable and dedicated agent that would look after one’s needs as a client.

Holding a Bachelor of Science Degree in Hotel and Restaurant Administration from the University of The Philippines, she has an extensive background in Management and held key positions in the field of Sales and Marketing.

Mia’s diversity of experience, knowledge, expertise, skill and professionalism provides her with a sound foundation and drive to provide the best customer experience possible. Backed by a reputable group and company, she can provide outstanding service to meet all your real estate needs.

Language Proficiency : English and Tagalog

Short Sale and Foreclosure Resource Certified (SFR),
First Time Home Buyers Programs Certified

Olga Kotelnikova Smith

Broker-Associate/REALTOR® Interior Designer
Olga Kotelnikova Smith
As a trusted Real Estate Agent in Las Vegas, Olga, specialize in Luxury High-Rise Condos Sale/Lease and Luxury Homes Sale. As a Realtor® and a passionate Interior Designer, She, made it a point to develop a sharp eye for details, ensuring to bring only the best deals and provide VIP access to the Luxury condos and Luxury homes market in Las Vegas, Summerlin and Henderson Areas.

Originally from Russia, bicultural and bilingual, Olga brings a unique East-meets-West resource to the Las Vegas real estate market. Proud graduate of The Art Institute of Las Vegas with a degree in Interior Design, and Certify Interior Designer in Nevada. As a professional member of American Society of Interior Designers, she come to realize just how much her strong Design background has led to her skills as a Realtor®; it’s taught her great customer service skills, amazing negotiating skills, and an aptitude for spotting beauty and unique opportunities.

Working in Real Estate isn’t just a career; it’s Olga’s passion. She is committed to staying in touch and available to her clients by phone, email, and meetings so they know they can count on her.

Guadalupe E. Gastelum

Real Estate Agent
I have been in the Real Estate Profession since 2009. I come from a strong background in Property Management since 2003, where I learned the importance of keeping up with the local and global economy, as well as marketing innovations to stay ahead of the game.

I was able to start my own group within ayear of being in the business. Imanaged and trained and kept accountability of every agent with in my team. I developed procedures to expedite and improve client customer service. Excellence in customer care is my ultimate goal through out the transaction and beyond.

I was raised in Las Vegas, NV and I aspire to help improve this City by giving back to my community and creating a strong relationship with my clients.

My dream is to have a non-profit shelter for children and young adults that includes mental, and substance abuse therapy and rehab at no costs.

My vision for Real Estate is tobe able towork with clients that can benefit from my knowledge, managing skills, creativity in marketing innovation and knowledge inthe fast past Real Estate Market.

Solex Eke

Real Estate Agent
Solex has been a Nevada Real Estate Agent with a Broker-Salesperson license for more than 10 years. He has held a Property Management permit for 7 years and served on the Property Management committee of the Greater Las Vegas Association of Realtors© (GLVAR) for 4 years, as well as the Political Action committee (3 years), Legal Forms committee (2 years), and Education committee (2 years). Solex served for 4 years as a Manager of SilverState Analytics / NV Datamine for the Nevada Association of Realtors© (appointed by the current Regional Vice President for the National Association of Realtors©). Solex also served for 2 years with the Young Professionals Network (YPN) as an Advisory Board member, and was appointed as the Director of Corporate Sponsorship.

Solex is a sought after specialist in residential rental housing (investing and leasing). In 2007, he designed and developed a popular local website that provided free resources to both residents and homeowners. That year he also launched the free phone referral service “Dial (702)-RENTERS (736.8377)” that continues to connect renters with local real estate professionals and a directory of popular high-rises and lofts. As a result, Solex and his teams have closed hundreds of residential rental transactions, directly advised and responded to requests from thousands of customers, and indirectly provided information and access to free resources to tens of thousands more.

Oscar Mendez

Real Estate Agent
Specialties:Buyer’s Agent,Listing Agent,Relocation,Short-Sale

OSCAR MENDEZ JR. Oscar brings to the table over 14 years of real estate and mortgage lending experience along with the drive, hard work ethic and fortitude to turn every sale or purchase into a success. Thanks to his extensive mortgage lending background, Oscar can help you understand the importance of finding the right loan that suits your financial needs in order to obtain the home of your dreams without compromising your financial future.

Oscar is also well connected in many different industries in addition to real estate and he can put you in touch with the right people who can help you achieve your goals. In addition to residential real estate, Oscar’s areas of expertise include Las Vegas’ high rise and luxury homes markets, golf course communities, and multi-million dollar homes.

His past experience also includes working with contract law and bankruptcy attorneys; he has done over 150 foreclosure mediations as a Real Estate Attorney In Fact. As a firm believer in giving back to the community, Oscar donates to the Human Rights Campaign and ASPCA. He also volunteers at the local homeless shelters. He enjoys spending his free time with his friends and family, and also by traveling.​

Diane Moore

Real Estate Agent
Diane Moore moved to Las Vegas in 2010 from Sedona Az. She had been a Realtor In Az. since 2000 and was co-owner of a real estate brokerage firm from 2000-2010. Diane has represented clients over the years with their residential, land and investments. During the same time, Diane bought and sold parcels of land and developed subdivisions. Diane has a diverse background which gives her the ability to be versatile and personable.

Joseph E. Dagher

Licensed in 2013 on his 18th birthday, Joseph E. Dagher has been apart of 60+ real estate investment transactions alongside several partnering real estate firms, totaling over $6.5 million. In 2014, he was a recipient of the GLVAR Las Vegas Top 40 Under 40 real estate award. In addition to his real estate career, Joseph is currently a full time student at the University of Nevada, Las Vegas, where he is planning to pursue and enter the legal profession.

With an eye for detail and a devotion to success, Joseph’s ability to draw upon his own experience as a businessman has prompted him to attain several leadership positions throughout the Las Vegas community. Joseph is the Public Relations Administrator for the UNLV Student Government. Moreover, he was the treasurer and former Vice-President of Phi Alpha Delta, UNLV Law Fraternity, a legal intern at the Nevada Attorney General’s office, and a legal intern at Avramski Law, P.C.

Joseph volunteers with various organizations including the Cleveland Clinic and the State Bar of Nevada. On his spare time, he enjoys traveling, playing music, golfing, and spending time with his family.

Choi-Morales Team

Sara Choi

Real Estate Agent/Property Manager

Nicko Morales

Real Estate Agent

Larry and Maria Morales

Real Estate Agents