Proximax Clinical Research, LLC is a full-service Site Management Organization delivering world-class trial management and specialized bookkeeping solutions for clinical trial sites and general clients nationwide.
Full financial management for clinical trial sites
Phase I–IV support across 300+ investigative sites nationwide. Your dedicated SMO partner.
Dedicated to accelerating clinical breakthroughs while providing unmatched financial clarity for every site we partner with.
Proximax Clinical Research, LLC is a US-based Site Management Organization (SMO) headquartered in Sheridan, Wyoming. We provide comprehensive clinical trial management services across a nationwide network of 300+ investigative sites, supporting Phase I through Phase IV trials across multiple therapeutic areas.
Our no-cost model to sponsors ensures investigators can focus on science, not administrative burden, while our bookkeeping division delivers complete budget management, contract oversight, and financial reporting tailored to the unique demands of the clinical research ecosystem.
From site selection and patient recruitment to regulatory compliance and financial management, Proximax handles every dimension of the clinical trial lifecycle.
Rigorous evaluation and selection of investigative sites matched to protocol requirements, patient demographics, and regulatory capacity across our nationwide network.
Site OperationsStrategic recruitment campaigns, screening processes, and retention programs that accelerate enrollment timelines and reduce dropout rates significantly.
RecruitmentComplete regulatory submission management, IRB coordination, and FDA compliance oversight to ensure your study meets every standard with zero delays.
Regulatory AffairsOn-site and remote monitoring services conducted by experienced CRAs to ensure data integrity, protocol compliance, and GCP adherence at every visit.
MonitoringRobust eCRF design, data entry oversight, query resolution, and electronic data capture system management to maintain clean, audit-ready databases.
Data & TechProactive adverse event monitoring, SAE reporting, signal detection, and real-time safety oversight to protect study participants at every phase.
SafetyBeyond clinical operations, Proximax offers a complete bookkeeping and financial management suite designed specifically for clinical trial sites and general business clients.
End-to-end budget development, tracking, and reconciliation for clinical trial sites. We manage sponsor payments, investigator grants, and per-visit cost schedules.
Comprehensive contract review, negotiation support, and administration for clinical trial agreements, CDAs, SNPAs, and all site-level contractual obligations.
Complete accounts payable, receivable, payroll processing, bank reconciliation, and financial statement preparation for clinical sites and general business clients.
Real-time dashboards, financial performance reports, and custom analytics to give site directors and administrators complete visibility into their financial position.
Our bookkeeping services are available to all businesses, not just clinical sites. Whether you're a small business, startup, or established enterprise, Proximax delivers accurate, reliable financial management.
Schedule a Free Financial ReviewOur sites and staff bring deep expertise across major therapeutic areas, ensuring your trial benefits from specialized knowledge and patient populations.
Cardiovascular & metabolic trials
CNS, MS, Alzheimer's, epilepsy
Solid tumors & hematology
RA, lupus, psoriatic arthritis
Autoimmune & inflammatory disease
Orphan drug & rare condition trials
COPD, asthma, ILD
Diabetes, thyroid, metabolic
We are more than an SMO. We are a full-spectrum research and financial partner built to accelerate every dimension of your clinical program.
We operate at no additional cost to sponsors, making high-quality site management accessible to all study teams without budget friction.
Uniquely positioned as both an SMO and a bookkeeping firm, we offer seamless integration of clinical operations and financial management under one roof.
300+ pre-qualified investigative sites across all 50 states, covering diverse patient populations for faster, more representative enrollment.
From first patient screening to final financial closeout, Proximax manages every stage with precision, transparency, and a commitment to your timeline.
Proximax supports the complete clinical development continuum, from first-in-human studies to post-marketing surveillance.
Dose escalation, PK/PD profiling, and safety monitoring in carefully selected investigational sites with specialized staff.
Efficacy exploration, optimal dosing determination, and expanded safety assessment in target patient populations.
Large-scale confirmatory trials supporting regulatory submissions with robust data across diverse patient populations.
Long-term safety surveillance, comparative effectiveness research, and label expansion studies after market approval.
Proximax streamlined our site startup from 12 weeks down to 6. Their regulatory team is exceptional, and having bookkeeping integrated into the same partner made our financial reconciliation effortless.
The budget management service alone is worth partnering with Proximax. They caught invoicing errors we'd been overpaying on for months. Our site's financial health has never been clearer.
We enrolled our Phase III neurology study 30% ahead of schedule thanks to Proximax's site network and recruitment expertise. Their CRAs are professional, thorough, and data-quality focused.
Reach out to our team for clinical trial inquiries, bookkeeping services, or a free proposal. We respond within one business day.
30 N Gould St Ste R
Sheridan, WY 82801
United States
Monday – Friday: 8:00 AM – 6:00 PM CST
Saturday: 9:00 AM – 2:00 PM CST
Clinical Trial Management · Bookkeeping & Accounting · Budget Management · Contract Administration · Site Operations · Financial Reporting · General Bookkeeping for All Clients