Meet the Team


David W. Phifer


David Phifer is the founder and CEO of Apartment & Condominium Concepts Unlimited, Inc. Mr. Phifer is a licensed real estate broker in the State of Colorado and has also received the designation of Certified Apartment Property Supervisor from the National Apartment Management Accreditation Board. Additionally, Mr. Phifer is the past President of the Apartment Association of Metro-Denver, and also the past President of the National Apartment Association.

Prior to founding ACCU, Inc., Mr. Phifer had fifteen years experience in Property Management of multifamily property management. He began his career in Property Management as a Residential Manager in 1964 to supplement his income while attending the University of Minnesota. In 1970, Mr. Phifer was hired by Godwin Bevers Development Corporation in Colorado Springs. Here Mr. Phifer was in charge of the firm’s multi-family housing division. In 1974, Van Shaack and Company employed Mr. Phifer to work in the companies property management division.

In June of 1979, Mr. Phifer founded Apartment & Condominium Concepts Unlimited, Inc., realizing that Denver’s need of a multifamily housing management company utilizing the expertise of Denver’s most prominent property managers and support staff. Apartment & Condominium Concepts Unlimited has assimilated one of the finest groups of property management professionals available in the Denver Metropolitan area.

Mr. Phifer’s goal remains to craft one of Denver’s premier property management organizations and build upon his years of experience and expertise. Through an open-door policy, Mr. Phifer is always accessible to his staff and homeowner association clients.


James Phifer

Licensed Colorado Community Association Manager

Starting his career in the Management of Community Associations at 16 years old James began by maintaining grounds, changing light bulbs, cleaning hallways, and sweeping garages for many different types of communities.

After college James took a position as an onsite Community Association Manager furthering his experience in Community Association Management.
James was afforded the opportunity to manage the Beavallon Condominium Association in 2002. He quickly accepted that position giving James the opportunity to learn and explore the complexity of luxury high-rise mix use community management.

In 2004 James was given the opportunity to continue to grow and become a portfolio manager with ACCU, Inc. After accepting the promotion James started to get diverse experience in portfolio management including new construction, conversion projects, single family, multi-family and mixed use high-rise and mid-rise Associations.

James was promoted to Assistant Vice President of ACCU in 2008, in this position James worked closely with supervising at the senior staff level and in 2012 accepted a promotion as Executive Vice President of ACCU, Inc. in this position James put together along with the President of ACCU the leadership team which will take ACCU into the next level of professionalism within the Professional management of Community Associations.

As of January 1, 2015 James began serving as President of ACCU, Inc.

Karli Phifer

Karli's expertise in company management has been instrumental in enhancing the functions of ACCU, Inc. She brings a wealth of experience and expertise to her role, having earned a degree in Business Management with a focus on Accounting and in Marketing.


Karli’s passion for networking, education, continuous improvement, and her leadership have been instrumental in the growth of ACCU, Inc. Under her guidance, the company has thrived, and she is committed to ensuring that it continues to provide exceptional service to its clients.


In addition to her work with ACCU, Inc., Karli is an active member of the community. She is the 2023 President for the Community Associations Institute Rocky Mountain Chapter, an organization dedicated to serving, supporting, and educating community association board members, managers, and business partners. Her commitment to this organization reflects her dedication to improving the lives of those around her.

Samantha Avila

Executive Director of Administration

Samantha Avila is a highly experienced professional with a proven track record in executive level administration services. With a passion for delivering results, she has a strong commitment to excellence. Samantha has worked hard to build the administrative services team for the organization and she has been responsible for developing and implementing a range of policies and procedures to ensure the smooth running of the company.

Under her leadership, ACCU, Inc. has seen marked improvement in productivity, customer service and organizational effectiveness. Her strategic vision and ability to optimize processes and resources have led to improved results in all areas. With her keen eye for detail and ability to build strong working relationships, Samantha is a driving force behind making positive change in the workplace. She is committed to providing a positive environment and pursuing ambitious projects while focusing on keeping her team motivated and energized.

Samantha is an invaluable asset to ACCU, Inc.
She has built a successful working relationship with her team, and together they have achieved great results in customer service and the betterment of HOAs. She is passionate about making a difference and is continuously striving to make ACCU, Inc. an even better place to work.


Melissa Stern

Licensed Manager of Community Associations

In 1994, Melissa received an associate degree in applied science. Melissa grew up in the Property Management industry with her parents and began her career in Property Management in 1997 and has worked in Property Management for 26 years.

Melissa takes a proactive approach to the daily operation of the communities she manages. In addition, Melissa works together with the Board members to develop goals to carry out policies and procedures for the betterment of the community. Melissa holds her CMCA designation and continues her education in Community Association Management through CAI.

When Melissa is not working, she enjoys spending time with her children and grandchildren. Melissa enjoys doing many crafts, camping, and traveling as often as she can. Melissa also has two Huskies and a chihuahua, which keep her just as busy as her children and grandchildren do.


Kami Sharp

Licensed Manager of Community Associations

In 2015, Kami received an Associate Broker license from Armbrust Real Estate Institute. Kami immediately pursued the property management side of real estate. After just six months of being an assistant manager, Kami passed both the CMCA and CAM licensing and became a portfolio manager.

Kami believes in a team-based approach to the daily operation of the communities she manages. In addition, Kami works together with board members to develop priority lists and goals to carry out deferred maintenance issues. Kami also works with the board and the HOA’s legal team to create policies and procedures for the betterment of the community. Kami still currently holds her CMCA designation and Associate Broker’s License.

Kami recently became Division Manager for ACCU Rents. She oversees all operations for the rental units that ACCU manages. Kami is actively pursuing the growth of this division by creating marketing material for ACCU Rents.

When Kami is not at work, she enjoys spending time with her Son. Her son is very active in baseball, which keeps the entire house busy.


Manager of Community Associations

Cheryl-Ann Adams has been in the Community Management Industry for over 20 years. In her tenure she has helped shape and create vibrant, connected communities in a variety of contexts ranging from single family homes across the metro area, high-rise condominiums associations to historic districts located within the Lo-Do district of Denver.

Her ability to bring a consistent and positive voice to all aspects of community management have allowed her to build strong bonds with communities, Board members and staff members. She is passionate about her work as she believes that strong communication is one of the foundations of a successful organization. Her extensive experience working with diverse communities has given her a unique ability to develop strategies that benefit all involved. She looks for efficient and positive ways to bring out the best in people and to build bridges and trust between everyone involved to help create a productive community.

Cheryl-Ann is looking forward to building stronger connections within the communities and helping to create an environment of belonging and continuity for all.

Yvonne Garcia

Manager of Community Associations

Yvonne, a Denver native, worked for ACCU, Inc. as on-site staff while obtaining her BS in Mathematics from CU Denver. She has had a professional career serving the Denver Metro Community in public health and other non-profits but opted to return to property management having never found an industry she enjoyed more. Yvonne enjoys working with a diverse population and the ever-changing challenges of property management and is delighted to be a member of the ACCU portfolio management team.

In her free time, Yvonne can be found volunteering in her own community, watching sports, and spending time with friends and an enormous extended family. Seriously, there are hundreds of them.

Josh Walton

Manager of Community Associations

Joshua Walton started his career in the Real Estate industry, gaining experiences in areas such as wholesaling, residential and commercial property management.

While Community Association Manager is his primary job function by day, Josh also enjoys sports and cooking!

Amanda Phifer

Business Manager

Amanda is a highly accomplished Business Manager with over 20 years of industry experience. She embarked on her career journey at ACCU, Inc. in 2004 as an Assistant Manager, and since then has availed herself of various opportunities to expand her skillset and expertise in different aspects of Property Management. Notably, she spent a decade serving as an Executive Assistant for Commercial Property Management, honing her proficiency in that sphere before deciding to return to ACCU, Inc. to oversee the organization's day-to-day office and business operations.

As the key orchestrator of a diverse array of services and resources that facilitate the smooth functioning of the organization, Amanda's brilliance and determination are evident in her strategic planning, innovative problem-solving, and results-oriented processes.

Collaboration is key for Amanda, and she takes great pride in cultivating a work community that values mutual respect and effective communication.

Kenna Melvin

Construction Division Manager

Kenna Melvin is the Construction Division Manager of ACCU, Inc. With years of experience in the industry, she has established an impressive track record of getting results in a timely and efficient manner.

Throughout her career, she has overseen countless successful projects from a construction point of view. A natural leader, Kenna is adept at coordinating groups to tackle large projects and ensuring they are completed on time and on budget. With a passion for excellence, she is known for pushing the boundaries and pushing her team to reach their full potential.

Kenna is constantly looking for ways to improve the quality of work and develop new strategies to meet ever-changing construction needs. 

Brittney Tyler

Manager of Community Associations

Brittney is a Community Association Manager at ACCU, Inc. in Denver. Her skills reside in new construction management and developer transition.  She works alongside a number of respected industry specialists, including certified public accountants, sales leaders, and professional association managers. Prior to ACCU, Inc, She has managed restaurants and sold new construction with Richmond American. 

Ashley Thomas

Manager of Community Associations

Ashley Thomas earned her BBA in Managerial Sciences from Georgia State University in 2014. She entered the property management world in 2022 to explore her passion for real estate development, project management and people. She currently works as Community Association Manager for ACCU, Inc where she focuses on the unique and versatile needs of each community she serves. On the weekends, you can find Ashley hiking with her two dogs or attending a concert!

Tim Atkins Jr.

Manager of Community Associations

Timothy Earl Atkins Jr, Tim for short, started his community-driven career in the Non-profit industry in Northern Virginia in 2016. During his time with Care Net National and the PHCC Educational Foundation, his experience grew in Digital Marketing Management, Communications and Event Operations.

His community focus led him to Denver in 2020 where the next adventure started with an out-of-state management company and their partnership with a 1,024-unit, single-family, 55+ community. This is where Tim gained his experience in Property Management, fell in love with Colorado and her people, and later continued in the field with homegrown company ACCU Inc.

Tim is known for being a leader in every situation, improving processes, and cultivating relationships with industry experts. He believes that a strong and thriving community starts with an intentionality towards progress.

In his personal time, he and his wife look for the best spots for food when he hasn’t sparked up the smoker in his yard for brisket.

Robert Raak, CPA

Finance Controller

A graduate of the University of Colorado at Boulder, Robert is a Certified Public Accountant and has over 30 years of experience in financial services, including accounting, investments, and retirement plans.

He spent a dozen years at trust companies which administered retirement plans. His various positions included Training Instructor, Operations Manager, New Business Manager and Mutual Fund Manager. He held Series 7 (General Securities) and Series 66 (Registered Investment Advisor Representative) licenses. He helped design and managed a special IRA product marketed to investment club members and supervised account transfers to the Wall Street broker/dealer firms.

Robert’s next position was Vice President of Finance & Controller at an indirect auto lending originator serving credit unions. He managed the internal accounting systems, produced all monthly financials, supervised the funding of over $1 billion annually of auto loans, invested cash balances, and actively supported financial auditors and State of Colorado Banking Division and NCUA examiners.

Robert has two grown children and is an avid traveler.

Lorinda Romero

Banking Services

Lorinda Romero has been in the accounting industry for 25 years, gaining experience in A/R, Collections, Payroll, (some) A/P & now specializing in the banking side of things as a seasoned Banking Specialist. 

Lorinda is a team player and loves to help in any way that she can. She loves the people that she works with, loves to learn new things and always strives to be a better person today than she was yesterday.

Lorinda is married has four girls, 6 grandchildren, & 3 dogs. Family is everything to her. She also loves to camp, hike & travel.

Carol Lovato

Accounts Receivable

Carol has been with ACCU, Inc. for 6 years. She joined our team with more than a decade of Accounting Experience. Her Accounting career began with a Freight company and after a few years, decided to make the move into the HOA World.

Her drive, passion to learn and bringing ideas to the table that will provide increased productivity for the company make her an excellent asset to our team. She is a fast learner and is always welcoming to industry changes. She is passionate about her professional development and learning new skills that will not only help her, but the organization succeed.

Carol is a Denver Native through and through! When not at work she enjoys spending time with her children and grandchildren, site seeing, traveling, and of course shopping!

Ry Brown

Accounts Payable


Beth Lanser

GL Accountant

Beth has worked in accounting for many years and has applied her skills and knowledge to numerous communities throughout her career.  She began as a file clerk and has worked her way up through different accounting positions through the years.  Beth specializes in accounts payable, accounts receivable and producing operating reports for various communities.

Beth works closely with community treasurers to ensure efficient and timely financials for the properties. Beth’s experience is appreciated not only with staff and board members, she also excels in her relationships with the industry’s leading auditors to provide a stable and functioning department that is vital to ACCU’s core values. 

Beth is a Colorado native and when she is not crunching numbers she enjoys, gardening, quilting, and keeping her cats out of trouble. 

Katherine Zamora

Accounting Administrator

Katherine Zamora is the Accounting Administrator at ACCU, Inc. She began her career here in 2021 as an Assistant Community Manager. She now specializes in managing financial processes and operations. Katherine has 10 years of customer service experience, 7 years of administrative experience, and 3 years of managerial experience. Although her working career has been focused on customer service, her educational background is solely focused on accounting which has led to her current role.

Katherine is known in the industry as an extremely versatile professional. She has a reputation for being knowledgeable, friendly, and adaptable. 

In her spare time you can find her with the best fiction book or checking fools at the kickboxing gym!

Kaye Ann Verdugo

Administrative Specialist

Kaye has an 11-year background in Customer Service and experience in document approval which led her to her current role as an Administrative Specialist.

She helps with onboarding new associations, construction billing and admin billing. She's known for having great attention to detail, efficiency, and a desire to always be willing to help.

This is her first gig in the Association Management world, and so far, she is loving every single bit of it!

Nina Torrejon

Assistant Manager of Associations

Nina has worked in the Property Management industry for 5 years, gaining experience in Customer Service, Client Management, and Property Maintenance.

As a seasoned Assistant Community Manager, she is passionate about being prompt and efficient in helping the Community Managers across ACCU.

Outside of the office, Nina enjoys reading, painting, and going to the movies.

Ana Ramos

Assistant Manager of Associations

Ana Ramos

Pamela Ortegon

Assistant Manager of Associations

Pamela Ortegon is the Administrative Assistant at ACCU, Inc. She loves helping people by understanding their needs and providing the best solution for each of them. Pamela has spent most of her career in the administrative industry, gaining experiences in areas such as customer service, organization, problem solving, communication and all with exceptional attention to detail.

While managing many administrative requests is her primary job function by day, Pamela also enjoys being a helpful resource for her team in all the needs within the company.

Nancy Esquivel

Office Administrator